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BOB HARTER, P.E.

Engineer and patent agent registered to practice

before the US Patent & Trademark Office

25 years of experience

CLIENTS

CLIENT LOCATIONS

EXPERIENCE

25 YEARS

RESULTS

454 COMPLETED PATENTS


[ - Link to View Details of All 454 Patents at uspto.gov - ]     


# 454

11,131,904

Photographic light  generating panel

 

# 453

11,085,230

Insulated doors with restorable  breakaway sections

 

# 452

11,085,155

Shock absorbing retractable  bollard systems

 

# 451

11,077,895

Portable trailer stands

 

# 450

11,014,768

Pass-under lumber transfer methods and systems

 

# 449

11,014,262

Adaptable lumber retrieval method

 

# 448

11,008,174

Automated lumber retrieval and delivery

 

# 447

10,947,069

Methods and apparatus for monitoring a dock leveler

 

# 446

10,934,113

Pedestrian-vehicle safety systems for loading docks

 

# 445

10,876,758

Externally tensioned pliable air ducts

 

# 444

10,840,781

Commutator brush and rolled-up spring assembly

 

# 443

10,836,067

Lumber retrieval system for a centrally located saw


# 442

10,814,519

Scanning systems for lumber retrieval equipment

 

# 441

10,709,040

Cooling systems for devices arranged in rows

 

# 440

10,689,213

Vehicle restraints with a barrier having rotational and translational motion

 

# 439

10,676,295

Monitoring and alerting systems for detecting hazardous conditions at loading docks

 

# 438

10,614,718

Pedestrian-vehicle safety systems for loading docks

 

# 437

10,589,944

Vehicle restraints with a barrier having rotational and translational motion

 

# 436

10,529,159

Methods and apparatus to wirelessly interlock doors

 

# 435

10,525,587

Automated compound retrieval and delivery of lumber

 

# 434

10,494,858

Insulated doors with restorable breakaway sections

 

# 433

10,480,813

Pliable-wall air ducts with internal expanding structures

 

# 432

10,480,520

Motor-driven fan with an assembly for minimizing vibration and strain

 

# 431

10,472,178

Automated lumber retrieval and delivery

 

# 430

10,435,246

Extendible fences for extendible conveyors

 

# 429

10,421,209

Adaptable lumber retrieval method

 

# 428

10,392,205

Pedestrian-vehicle warning systems for loading docks

 

# 427

10,358,858

Methods and systems to indicate the status of door operations

 

# 426

10,329,817

Insulated door panels

 

# 425

10,302,295

Illuminating fans for loading docks

 

# 424

10,280,006

Automated lumber retrieval and delivery

 

# 423

10,274,216

Under-floor pliable air duct/dispersion systems

 

# 422

10,251,312

Cooling systems for devices arranged in rows

 

# 421

10,245,654

Truck clutch brake cutter

 

# 420

10,239,224

Lumber retrieval method with selective crown orientation

 

# 419

10,227,190

Methods and apparatus for monitoring a dock leveler

 

# 418

10,208,981

Externally tensioned pliable air ducts

 

# 417

10,156,240

Motor-driven fan with trapped adhesive for minimizing vibration

 

# 416

10,143,781

Tip-tolerant chest drainage container

 

# 415

10,106,360

Rollback preventer for injection molded tape dispensers

 

# 414

10,066,850

Externally tensioned pliable air ducts

 

# 413

10,065,689

Portable trailer stands

 

# 412

10,039,871

Milk repellent breast pump

 

# 411

10,032,380

Pedestrian-vehicle safety systems for loading docks

 

# 410

10,016,547

Foolproof valve assembly for a breast milk collector

 

# 409

9,969,576

Inflatable weather barriers for loading docks

 

# 408

9,969,365

Carwash with smartphone proximity detection

 

# 407

9,963,317

Integral anti-rollback for injection molded tape dispensers

 

# 406

D692,747

Disc spring

 

# 405

9,957,121

Safety systems for vertically storing dock levelers

 

# 404

9,950,868

Drive systems for extendible conveyors

 

# 403

9,944,474

Adjustable lateral seals for dock weather barriers

 

# 402

9,927,140

Pliable-wall air ducts with internal expanding structures

 

# 401

9,927,139

Pliable-wall air ducts with internal expanding structures

 

# 400

9,926,148

Pedestrian-vehicle safety systems for loading docks

# 399

9,919,084

Vacuum break backflow preventer for breast pump systems

 

# 398

9,914,603

Weather barriers for vehicle loading docks

 

# 397

9,909,358

Flexible insulated door panels with internal baffles

 

# 396

9,909,271

Shock absorbing retractable bollard systems

 

# 395

9,908,735

Rollback preventer for injection molded tape dispensers

 

# 394

9,901,011

Cooling systems for devices arranged in rows

 

# 393

9,896,282

Pedestrian-vehicle warning systems for loading docks

 

# 392

9,809,411

Integral anti-rollback for injection molded tape dispensers

 

# 391

RE41,212

Removable gas/liquid separator for a motor

 

# 390

9,802,581

Carwash communication

 

# 389

9,797,128

Vehicle-actuated weather barrier apparatus

 

# 388

9,790,038

Bumpers for use at loading docks

 

# 387

D601,926

Motorcycle frame

 

# 386

9,784,469

Fabric silencers for air ducts

 

# 385

9,776,511

Vehicle alignment systems for loading docks

 

# 384

9,771,754

Flexible seals for insulated doors

 

# 383

9,771,225

Methods and apparatus for monitoring a loading dock

 

# 382

9,751,703

Face panels for loading dock seals and shelters

 

# 381

9,738,467

Monitoring vehicle restraints over a continuous range of positions

 

# 380

9,709,193

Pliable air ducts with anti-condensation nozzles

 

# 379

9,707,580

High voltage fan motor powered by low voltage

 

# 378

9,694,996

Dock leveler safety supports and related methods

 

# 377

RE40,238

Personal hydrogen sulfide gas alarm system

 

# 376

9,672,713

Methods and apparatus to detect and warn proximate entities of interest

 

# 375

9,644,858

Externally tensioned pliable air ducts

 

# 374

D561,763

Cradle for a PDA

 

# 373

9,633,537

Methods and apparatus to detect and warn proximate entities of interest

 

# 372

9,631,427

Door curtains with position sensor switches

 

# 371

9,624,049

Puncture resistant seals for loading docks

 

# 370

9,612,033

Pliable-wall air ducts with internal expanding structures

 

# 369

9,607,496

Methods and apparatus to detect and warn proximate entities of interest

 

# 368

9,605,865

Pliable-wall air ducts with internal expanding structures

 

# 367

9,605,864

Pliable-wall air ducts with internal expanding structures

 

# 366

9,604,787

Adjustable conveyor systems

 

# 365

9,599,826

Bottle kaleidoscope

 

# 364

9,592,972

Sealing members for weather barriers

 

# 363

D528,407

Snap disc element

 

# 362

9,587,449

Dual rack mast for a well servicing vehicle

 

# 361

9,586,771

Vehicle restraints with underside catches

 

# 360

9,580,369

Landfill gas treatment method with polishing

 

# 359

9,564,072

Methods and apparatus to generate loading dock visual indicators

 

# 358

9,562,432

Inflatable air barriers

 

# 357

9,556,672

Rolling windbars for roll-up doors

 

# 356

9,551,181

Joint seals for flexible wall panels

 

# 355

9,546,056

Dock leveler safety supports

 

# 354

9,542,824

Methods and apparatus to detect and warn proximate entities of interest

 

# 353

9,534,373

Vehicle-actuated weather barrier apparatus

 

# 352

9,534,372

Vehicle-actuated weather barrier apparatus

 

# 351

9,524,484

Water handling system

 

# 350

9,518,756

External rib cage for an inflatable air duct

# 349

9,508,243

Hydrogen sulfide alarm methods

 

# 348

9,494,336

Configurable pliable air ducts

 

# 347

9,493,984

Systems and methods to retain and refeed door curtains

 

# 346

9,481,531

Monitoring vehicle restraints over a continuous range of positions

 

# 345

9,462,391

Vertically and horizontally balanced subwoofer

 

# 344

9,410,363

Insulated door panels

 

# 343

9,409,731

Head curtains for dock shelters or dock seals

 

# 342

9,394,742

Flexible insulated door panels with internal baffles

 

# 341

9,388,634

Powered safety curtains

 

# 340

9,382,492

Landfill gas treatment method with offshoot

 

# 339

9,340,739

Enhanced landfill gas treatment

 

# 338

9,309,717

Powered safety curtains

 

# 337

9,303,892

Inflatable air ducts with low height-to-width ratios

 

# 336

9,284,135

Safety systems for vertically storing dock levelers

 

# 335

9,273,512

Face panels for loading dock seals and shelters

 

# 334

9,272,854

Vehicle restraints with activated catches

 

# 333

9,255,699

Motion sensing dock lighting systems

 

# 332

9,245,436

Hydrogen sulfide alarm methods

 

# 331

9,230,419

Methods and apparatus to detect and warn proximate entities of interest

 

# 330

9,227,799

Vehicle restraints with anti-rotation features

 

# 329

9,222,304

Systems and methods to retain and refeed door curtains

 

# 328

9,193,543

Loading dock weather barrier apparatus

 

# 327

9,187,271

Face panels for loading dock seals and shelters

 

# 326

9,174,811

Vehicle restraints with rotating and translating barriers

 

# 325

9,170,044

Frost inhibiting joints for insulated panels and curtains

 

# 324

9,162,832

Vehicle-actuated weather barrier apparatus

 

# 323

9,150,367

Vehicle restraints with stop mechanisms

 

# 322

9,145,273

Vehicle restraints with stop mechanisms

 

# 321

9,139,384

Track-mounted wheel restraint systems

 

# 320

9,126,775

Latching mechanisms for removable chocks

 

# 319

9,117,233

Carwash with smartphone payment and activation

 

# 318

9,115,550

Robotic disassembly method at a well site

 

# 317

9,096,397

Downwardly insertable vehicle restraints

 

# 316

9,096,170

Light fixtures for doorways and other areas

 

# 315

9,079,713

Head curtains for dock shelters or dock seals

 

# 314

D355,314

Three quadrant rotary storage unit

 

# 313

9,074,871

Pipe measuring system

 

# 312

9,071,897

Magnetic coupling for stereo loudspeaker systems

 

# 311

9,039,503

Longitudinally split fabric air duct

 

# 310

9,019,117

Hydrogen sulfide alarm methods

 

# 309

9,010,501

Manual wheel chocks with enhanced bracing upon deployment

 

# 308

9,010,039

Weather barrier apparatuses for sealing or sheltering vehicles at loading docks

 

# 307

9,004,264

Extendable conveyors with modular front ends

 

# 306

9,003,725

Weather barrier apparatuses for sealing or sheltering vehicles at loading docks

 

# 305

9,003,724

Weather barrier apparatuses for sealing or sheltering vehicles at loading docks

 

# 304

8,991,467

Flexible room dividers

 

# 303

8,960,244

Automated lumber retrieval and delivery

 

# 302

8,943,630

Seal for dock leveler lip hinge

 

# 301

8,915,029

Face panels for loading dock seals and shelters

 

# 300

8,905,198

Manual wheel chocks with enhanced bracing upon deployment

# 299

8,887,447

Flexible structures for use with dock seals and shelters

 

# 298

8,875,365

Tongs with low torque at high pressure

 

# 297

8,863,815

Track and guide system for a door

 

# 296

8,857,498

Track and guide system for a door

 

# 295

8,844,578

Pliable-wall air ducts with internal expanding structures

 

# 294

8,840,708

Landfill gas treatment

 

# 293

D299,528

Outdoor heat exchanger cabinet for an air conditioning unit

 

# 292

8,839,842

Insulated washdown flexible walls and curtains

 

# 291

8,836,520

Hydrogen sulfide sensor with water detection

 

# 290

8,831,267

Audio jack system

 

# 289

D296,711

Outdoor condenser cabinet for an air conditioning unit

 

# 288

8,826,963

Safety barrier systems for loading docks

 

# 287

8,808,075

Configurable pliable air ducts

 

# 286

8,800,086

Shields or seals to shelter an area underneath a dock leveler

 

# 285

8,752,335

Bulb seals for doors

 

# 284

8,733,235

Multifunctional cooker system

 

# 283

8,717,161

Lockout for hydrogen sulfide monitoring system

 

# 282

8,701,784

Tongs triggering method

 

# 281

8,678,736

Vehicle braces having a track-clamping mechanism

 

# 280

8,662,535

Support frame vehicle restraints

 

# 279

8,657,551

Yieldable brace for a vehicle at a loading dock

 

# 278

8,622,712

Sprinkler-compatible ceiling fans

 

# 277

8,622,199

Adjustable conveyor extensions

 

# 276

8,616,826

Vehicle restraint with bi-directional sensor

 

# 275

8,590,673

Manual wheel chocks with automatic positive locking

 

# 274

8,590,087

Lighting and signaling systems for loading docks

 

# 273

8,547,234

Alarm system for a loading dock

 

# 272

8,544,130

Curved transition plates for pivotal dock leveler decks

 

# 271

8,540,007

Door element

 

# 270

8,499,897

Manual wheel chocks with enhanced bracing upon deployment

 

# 269

8,497,761

System and method for remotely controlling docking station components

 

# 268

8,495,838

Side seal members for a dock seal

 

# 267

8,490,668

Retractable safety barriers and methods of operating same

 

# 266

8,470,399

Bead processing system

 

# 265

8,465,245

Wheel restraint systems

 

# 264

8,464,846

Restraining arms for wheel chocks

 

# 263

8,464,384

Stop and lock for a vertically storing dock leveler

 

# 262

8,458,960

Head curtains for dock shelters or dock seals

 

# 261

8,453,705

Vertically movable door with safety barrier

 

# 260

8,446,274

Lone worker gas safety alarm system and method

 

# 259

8,443,474

Dock levelers with thermally balanced traction decks

 

# 258

8,434,526

Pliable-wall air ducts with suspended frames

 

# 257

8,387,898

Paint sprayer with bearing protection

 

# 256

8,353,136

Low profile support panel for a dock seal

 

# 255

8,327,587

Head curtains for dock shelters or dock seals

 

# 254

8,307,956

Wheel chock system

 

# 253

8,307,588

Flexible structures for use   with dock seals and shelters


# 252

8,303,235

Flush-mounted vehicle restraints

 

# 251

8,297,949

Bearing seal for a wet vacuum motor

 

# 250

D857,602

Wheel chock

# 249

8,287,223

Track follower for a vehicle restraint

 

# 248

8,286,757

Wheel chock system

 

# 247

8,191,194

Stop and lock for a vertically storing dock leveler

 

# 246

8,186,504

Curved belt conveyor

 

# 245

8,181,759

Loading dock bumper with two-phase resistance

 

# 244

8,167,020

Upper seal for a horizontal side-moving door

 

# 243

8,156,995

Door element

 

# 242

8,142,156

Ceiling fans with low solidity ratio

 

# 241

8,141,305

Side seal members for a dock seal

 

# 240

8,141,189

Formed front header for a dock leveler

 

# 239

8,113,265

Washdown door

 

# 238

8,087,443

Retractable safety barriers and methods of operating same

 

# 237

8,079,508

Spaced plate heat exchanger

 

# 236

8,065,770

Dock leveler with continuous position sensing

 

# 235

8,042,307

Head curtains for dock shelters or dock seals

 

# 234

8,037,921

Track and guide system for a door

 

# 233

8,006,811

Loading dock wheel restraint comprising a flexible elongate member


# 232

7,921,478

Pivotal splash guard for a toilet


# 231

7,914,042

Support frame vehicle restraints

 

# 230

7,882,663

Water runoff deflector for a vehicle at a loading dock

 

# 229

7,877,831

Weather shield for underneath a dock leveler

 

# 228

7,841,823

Brace system and method for a vehicle at a loading dock

 

# 227

7,832,608

Universal hitch-mounted basket

 

# 226

7,832,451

Vertically movable door with safety barrier

 

# 225

7,823,239

Illuminated loading dock system

 

# 224

7,811,344

Double-vortex fluid separator

 

# 223

7,784,704

Self-programmable thermostat

 

# 222

7,775,252

Vertically movable door with safety barrier

 

# 221

7,770,870

Tow ball winch mount

 

# 220

7,757,442

Flexible structures for use with dock seals and shelters

 

# 219

7,757,437

Resilient retention system for a door panel

 

# 218

7,748,431

Track and guide system for a door

 

# 217

7,726,945

Industrial ceiling fan

 

# 216

7,726,069

Horticulture growing media

 

# 215

7,699,914

Triple-effect absorption system for recovering methane gas

 

# 214

7,699,089

Power-operated folding door

 

# 213

7,699,024

Milk temperature monitor with ambient temperature compensation

 

# 212

7,695,048

Seal for an open door of a vehicle

 

# 211

7,658,578

Tarp lashing system

 

# 210

7,658,232

Fire safety systems for buildings with overhead fans

 

# 209

7,645,219

Recumbent therapeutic system

 

# 208

7,613,619

Method for identifying allergens and other influencing agents that may cause a reaction

 

# 207

7,584,517

Weather shield for underneath a dock leveler

 

# 206

7,578,097

Inflatable door seal

 

# 205

7,560,632

Bass drum with compliant resonant head

 

# 204

D778,184

Curved sensor cover

 

# 203

7,546,655

Formed front header for a dock leveler

 

# 202

7,533,431

Illuminating dock leveler

 

# 201

7,518,274

Motor bracket with integral terminals

 

# 200

7,503,089

Inflatable actuator for a dock leveler deck

# 199

7,471,334

Wildlife-sensing digital camera with instant-on capability and picture management software

 

# 198

7,463,160

Remote control of a hydrogen sulfide gas alarm system

 

# 197

D775,537

Sensor cover

 

# 196

7,438,077

Sleeve-actuated umbrella

 

# 195

7,438,075

Spray arch controller for a carwash

 

# 194

7,406,744

Central vacuum system with secondary airflow path

 

# 193

7,380,796

3-D portable impulse target for archery

 

# 192

7,380,375

Alarm system for a loading dock

 

# 191

7,380,305

Loading dock system with biodegradable fluid

 

# 190

7,377,137

Barrel lock with infinite axial adjustment

 

# 189

7,363,670

Formed front header for a dock leveler

 

# 188

7,348,896

Aircraft security method

 

# 187

7,337,822

Retractable safety barrier

 

# 186

7,334,503

Tool for changing a light bulb

 

# 185

7,334,281

Weather shield for underneath a dock leveler

 

# 184

D751,735

Light fixture

 

# 183

7,291,192

Removable gas/liquid separator for a motor

 

# 182

7,291,099

Portable fitness device

 

# 181

7,287,353

Heat shielded dock pad

 

# 180

7,278,465

Investment casting slurry composition and method of use

 

# 179

7,265,468

Water repellent motor sleeve

 

# 178

7,246,467

Heat shielded dock pad

 

# 177

7,237,591

Retractable safety barrier

 

# 176

7,220,184

Adjustable seesaw

 

# 175

7,213,285

Pivotal and vertically translatable dock leveler lip

 

# 174

7,207,370

Retractable safety barrier

 

# 173

7,185,463

Water runoff deflector for a vehicle at a loading dock

 

# 172

7,159,637

Impactable bottom curtain for a rolling steel door

 

# 171

7,151,450

Door with a safety antenna

 

# 170

7,146,673

Weather shield for underneath a dock leveler

 

# 169

7,134,159

Stump-out apparatus for a dock leveler

 

# 168

7,128,129

Investment casting slurry composition and method of use

 

# 167

D737,536

Conveyor

 

# 166

7,114,753

Latch assembly for a sectional door

 

# 165

7,111,661

Quick-action rolling shutter door

 

# 164

7,077,447

Method for manually carrying a load

 

# 163

7,062,814

Inflatable column assembly for a dock leveler

 

# 162

7,045,764

Passive detection system for detecting a body near a door

 

# 161

7,044,735

Method of installing a dental implant

 

# 160

7,042,555

Portable pipe tally system

 

# 159

7,040,373

Extruded door panel members

 

# 158

7,034,682

Door with a safety antenna

 

# 157

7,032,267

Dock leveler with combination safety leg and lip deflector

 

# 156

6,997,658

Alignment pin and fastener with bi-directional clamping

 

# 155

6,987,338

Ground strap for a motor having a plastic housing

 

# 154

6,966,772

Method of adjusting a drill bushing for a dental implant

 

# 153

6,964,289

Industrial door system responsive to an impact

 

# 152

6,960,130

Fabric air duct with directional vent

 

# 151

6,958,011

Pliable air duct with dust and condensation repellency

 

# 150

6,954,143

Mobile system for responding to hydrogen sulfide gas at a plurality of remote well sites

     

# 149

6,953,396

Fabric flow restriction and method for conveying a volume of air

 

# 148

6,952,062

Seal and bearing assembly for a motor

 

# 147

6,951,084

Draft shield for a loading dock shelter

 

# 146

6,948,285

Loading dock shelter with hollow side or head members

 

# 145

6,942,000

Coupling mechanism and panel for sectional door

 

# 144

D702,397

Link for an articulated arm of a light fixture

 

# 143

D701,640

Link for an articulated arm of a light fixture

 

# 142

6,926,061

Cable tensioner and shock absorber for a door

 

# 141

6,923,238

Multi-panel door with an auxiliary drive mechanism

 

# 140

6,901,703

Crash protection device

 

# 139

6,899,615

Conical air filter

 

# 138

6,880,301

Pivotal and translational dock leveler lip

 

# 137

6,856,253

Personal hydrogen sulfide gas alarm system

 

# 136

6,832,403

Moveable bumper for a dock leveler

 

# 135

6,773,221

Positive locking mechanism for a wheel-activated vehicle restraint

 

# 134

D693,947

Lamp head for light fixtures

 

# 133

6,766,562

Extendible hinge

 

# 132

6,726,432

Low-profile vehicle restraint

 

# 131

6,705,813

Snap disc device

 

# 130

6,698,490

Release mechanism for industrial doors

 

# 129

6,691,877

Archery bow rack

 

# 128

6,688,374

Barrier with movable curtain

 

# 127

6,676,360

Vehicle restraining device

 

# 126

6,675,826

Automatic flood prevention system

 

# 125

6,659,158

Quick-action rolling shutter door

 

# 124

6,655,442

Sectional door with extruded panel members

 

# 123

6,654,976

Seal for a dock leveler lip

 

# 122

6,634,049

Moveable bumper for a dock leveler

 

# 121

6,626,754

Conical air filter

 

# 120

6,615,898

Release mechanism for a sectional door

 

# 119

6,612,357

Impact detection system for industrial doors

 

# 118

6,598,648

Industrial door system responsive to an impact

 

# 117

6,574,832

Yieldable guide for a door

 

# 116

6,565,430

Pliable air duct with dust and condensation repellency

 

# 115

6,560,927

Counteraction system for a sectional door

 

# 114

6,550,191

Roller sealing apparatus for forming a weather seal between a vehicle and a loading dock or the like

 

# 113

6,520,472

Container restraint for a parked swap body

 

# 112

6,502,268

Weather shield for below a dock leveler

 

# 111

6,484,447

Seal for sectional door

 

# 110

6,431,819

Power-up vehicle restraint

 

# 109

6,425,417

Fabric air duct held in tension

 

# 108

6,425,214

Vehicle sealing device

 

# 107

6,394,738

Automatic outrigger for a vehicle

 

# 106

6,379,286

Exercise baton with removable internal weights

 

# 105

6,377,189

Oil well servicing system

 

# 104

6,374,706

Sucker rod tool

 

# 103

6,368,043

Low-profile truck leveler

 

# 102

6,360,487

Resilient door panel

 

# 101

6,354,213

Method and apparatus for cleaning a metering roll of a printing press

 

# 100

6,352,097

Multi-panel door with an auxiliary drive mechanism

# 99

6,330,763

Translating door with disengageable seals

 

# 98

6,322,310

Slope extension for vehicle restraints

 

# 97

6,321,822

Release mechanism for industrial doors

 

# 96

6,318,947

Pulling-style restraint for a parked swap body

 

# 95

D631,536

Fan blade

 

# 94

6,311,352

Self-unlatching dock leveler lip with dampened descent

 

# 93

6,309,165

Leg restraint for a parked swap body container

 

# 92

6,280,320

Frame to support a deflated fabric air duct

 

# 91

6,276,449

Engine speed control for hoist and tongs

 

# 90

6,276,016

Safety leg system for dock leveler

 

# 89

6,272,799

Loading dock seal with adjustable mounting bracket

 

# 88

6,253,849

Method of distinguishing the raising and lowering of tubing and sucker rods

 

# 87

6,241,020

Method of recording a cross-load on a mobile repair unit for a well

 

# 86

6,233,885

Roller sealing apparatus for forming a weather seal between a vehicle and a loading dock or the like

 

# 85

6,220,809

Vehicle restraint and improvements

 

# 84

6,213,207

Method of distinguishing between installing different sucker rods

 

# 83

6,212,763

Torque-turn system for a three-element sucker rod joint

 

# 82

6,209,639

Method of ensuring that well tubing was properly stretched

 

# 81

6,205,721

Sealing apparatus for forming a weather seal between a vehicle and a loading dock or the like

 

# 80

6,190,109

Restraining member with recessed shank for a vehicle restraint

 

# 79

6,148,897

Release mechanism for industrial doors

 

# 78

6,106,212

Power-up vehicle restraint

 

# 77

6,105,566

Adjustable bow-mounted quiver

 

# 76

6,102,301

Hunter's reconfigureable scent-handling device

 

# 75

6,098,695

Stabilizer arm for a folding door

 

# 74

6,079,490

Remotely accessible mobile repair unit for wells

 

# 73

6,032,739

Method of locating wellbore casing collars using dual-purpose magnet

 

# 72

6,026,920

Dynamic seat-moving and leveling device

 

# 71

6,019,359

Lightweight welding table

 

# 70

6,003,597

Directional coupling sensor for ensuring complete perforation of a wellbore casing

 

# 69

5,979,565

Emergency ventilation system for biological/chemical contamination

 

# 68

5,937,766

Adjustable tool holder for most any vehicle

 

# 67

5,926,997

Stationary vacuum trap for vermin

 

# 66

5,857,288

Right angle lawn edging and method therefor

 

# 65

5,831,242

Wiper heater insert

 

# 64

5,799,871

Spray nozzle with discrete open/close deadband and method therefor

 

# 63

5,790,010

Means for actuating a snap-acting M-blade

 

# 62

5,771,624

Fish bite alert

 

# 61

5,750,934

Computer mouse hook

 

# 60

5,720,659

Fire protection system and method using dual-purpose plumbing

 

# 59

5,720,344

Method of longitudinally splitting a pipe coupling within a wellbore

 

# 58

5,718,627

System and method for smoke free elevator shaft

 

# 57

5,664,907

Apparatus and method for removing and pulverizing steel reinforced pavement

 

# 56

5,621,258

Toy motor with partial coil rotor

 

# 55

5,561,917

Sludge drier

 

# 54

5,542,273

Positive acting barrel lock

 

# 53

5,467,679

Discrete string damper for a guitar

 

# 52

5,467,571

Snap fastener and method of installing removable trim

 

# 51

5,460,275

Sparkling CD/cassette holder

 

# 50

5,428,484

Moveable hand-held lighted mirror

# 49

5,427,266

Seal indicator for lid and container

 

# 48

5,386,764

Grain roaster/cooler with preheater

 

# 47

5,323,524

Tool and method for removing an axle shaft from a wheel hub

 

# 46

5,238,336

Hand held power dowel tool

 

# 45

5,173,943

Compact subwoofer with exceptional low frequency response

 

# 44

5,035,166

First fully adjustable sawmill with precise rapid cut band saw

 

# 43

5,016,448

Internal heat exchanger for an absorption apparatus

 

# 42

4,917,174

Supply airflow control for dual-duct system

 

# 41

4,877,014

Tube arrangement for heat exchanger

 

# 40

4,867,657

Scroll compressor with axially balanced shaft

 

# 39

4,856,286

Refrigeration compressor driven by a DC motor

 

# 38

4,850,198

Time based cooling below set point temperature

 

# 37

4,843,839

Positionable economizer

 

# 36

4,840,040

Island type refrigeration display cabinet

 

# 35

4,838,037

Solenoid valve with supply voltage variation compensation

 

# 34

4,835,828

Automatic tube expander for a heat exchanger

 

# 33

4,834,173

Pressure actuated baffle seal

 

# 32

4,832,068

Liquid/gas bypass

 

# 31

4,830,600

Premix furnace burner

 

# 30

4,829,786

Flooded evaporator with enhanced oil return means

 

# 29

4,820,130

Temperature sensitive solenoid valve in a scroll compressor

 

# 28

4,811,757

Discharge valve for compressor

 

# 27

4,800,732

Refrigeration compressor with dual voltage hookup

 

# 26

4,776,484

Unitized cabinet design

 

# 25

4,766,807

Damper blade seal

 

# 24

# 4,759,196

Two-position cover for air handling equipment enclosure

 

# 23

4,755,657

Method of heating an oil reservoir of a refrigeration compressor

 

# 22

4,751,910

Flue gas/combustion air heat exchanger

 

# 21

4,751,653

Fault detector for a three-phase alternating current supply

 

# 20

4,750,337

Oil management in a parallel compressor arrangement

 

# 19

4,747,505

Unitized cabinet design

 

# 18

4,741,674

Manifold arrangement for isolating a non-operating compressor

 

# 17

4,734,602

Motor protector receptacle for a refrigeration compressor

 

# 16

RE37,570

Wheel-activated vehicle restraint system

 

# 15

4,730,988

Oil foam enhancing and turbulence reducing apparatus in a compressor

 

# 14

4,729,228

Suction line flow stream separator for parallel compressor arrangements

 

# 13

4,720,981

Cooling of air conditioning control electronics

 

# 12

4,718,829

Noise reduction using suction gas to foam oil

 

# 11

4,715,733

Antifriction thrust bearing for orbital motion

 

# 10

4,715,190

Control and method for modulating the capacity of a temperature conditioning system

 

# 9

4,701,114

Compressor suction gas heat shield

 

# 8

4,693,501

Refrigeration tubing joint

 

# 7

4,689,967

Control and method for modulating the capacity of a temperature conditioning system

 

# 6

4,688,390

Refrigerant control for multiple heat exchangers

 

# 5

4,687,948

Dual mode controller for assigning operating priority of two loads

 

# 4

4,686,834

Centrifugal compressor controller for minimizing power consumption while avoiding surge

 

# 3

4,683,942

Assembly for retrofitting two air handling units to an installation originally meant for a single unit

 

# 2

4,666,381

Lubricant distribution system for scroll machine

 

# 1

4,655,696

Anti-rotation coupling for a scroll machine

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