US Patent Companies
US companies ranked by patent portfolio, built from official USPTO grant data via PatentsView. See our methodology.
49,997 companies · page 629 of 1000
| # | Company | Patents |
|---|---|---|
| 31401 | Dong Yang Piston Co., Ltd. F02F - Cylinders, Pistons OR Casings, FOR Combustion ENGINES; Arrangements OF Sealings IN Combustion Engines | 8 |
| 31402 | Dongguan Hongyu Plastic Rubber Co., Ltd. A47C - CHAIRS; SOFAS; Beds | 8 |
| 31403 | Dongguan Lianrun Lighting Co., Ltd. F21S - Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors | 8 |
| 31404 | Douxmatok Ltd A23L - Foods, Foodstuffs OR Non-alcoholic Beverages, NOT Otherwise Provided FOR; Preparation OR Treatment Thereof | 8 |
| 31405 | DOW Brasil Sudeste Industrial Ltda. A61Q - Specific USE OF Cosmetics OR Similar Toiletry Preparations | 8 |
| 31406 | Dowooinsys Co., Ltd. C03B - Manufacture, Shaping, OR Supplementary Processes | 8 |
| 31407 | Dragonfruit AI, Inc G06V - Image OR Video Recognition OR Understanding | 8 |
| 31408 | Dream Lion International Limited | 8 |
| 31409 | Dreamgear, LLC | 8 |
| 31410 | DRK Blutspendedienst BADEN-WÜRTTEMBERG-HESSEN Ggmbh A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations | 8 |
| 31411 | Drtech Corporation A61B - DIAGNOSIS; SURGERY; Identification | 8 |
| 31412 | Drug Delivery Co., LLC. A61F - Filters Implantable Into Blood VESSELS; PROSTHESES; Devices Providing Patency TO, OR Preventing Collapsing OF, Tubular Structures OF THE Body, e.g. STENTS; Orthopaedic, Nursing OR Contraceptive Device | 8 |
| 31413 | Drycode Gear LLC | 8 |
| 31414 | DSA International, LLC A47B - TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture | 8 |
| 31415 | DSilo Inc. G06F - Electric Digital Data Processing | 8 |
| 31416 | Dten, Inc. G06F - Electric Digital Data Processing | 8 |
| 31417 | Dupont Teijin Advanced Papers (JAPAN), Ltd. B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing | 8 |
| 31418 | Dura Automotive Holdings U.K., Ltd B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR | 8 |
| 31419 | DXO Labs H04N - Pictorial Communication, e.g. Television | 8 |
| 31420 | Dymax Corporation C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds | 8 |
| 31421 | Dynamic AIR Inc B65G - Transport OR Storage Devices, e.g. Conveyors FOR Loading OR Tipping, Shop Conveyor Systems OR Pneumatic Tube Conveyors | 8 |
| 31422 | Dynamic Magnetics, LLC A61B - DIAGNOSIS; SURGERY; Identification | 8 |
| 31423 | Dynepic Sports, LLC A63B - Apparatus FOR Physical Training, Gymnastics, Swimming, Climbing, OR FENCING; Ball GAMES; Training Equipment | 8 |
| 31424 | DZS Inc. H04W - Wireless Communication Networks | 8 |
| 31425 | Dabney Patents, L.L.C. A61N - ELECTROTHERAPY; MAGNETOTHERAPY; Radiation THERAPY; Ultrasound Therapy | 8 |
| 31426 | Daio Engineering Co., Ltd. B65C - Labelling OR Tagging Machines, Apparatus, OR Processes | 8 |
| 31427 | Dakine IP Holdings LP B63C - Launching, Hauling-out, OR Dry-docking OF VESSELS; Life-saving IN WATER; Equipment FOR Dwelling OR Working Under WATER; Means FOR Salvaging OR Searching FOR Underwater Objects | 8 |
| 31428 | Danfoss Mobile Electrification Oy Y02T - Climate Change Mitigation Technologies Related TO Transportation | 8 |
| 31429 | Datiphy Inc. G06F - Electric Digital Data Processing | 8 |
| 31430 | Dauphine Entwicklungs- u. Beteiligungs-GmbH | 8 |
| 31431 | Davian Enterprises, LLC B29D - Producing Particular Articles From Plastics OR From Substances IN A Plastic State | 8 |
| 31432 | DeLorean, LLC G08G - Traffic Control Systems | 8 |
| 31433 | Deco Lav, Inc. | 8 |
| 31434 | Defenshield, Inc. F41H - ARMOUR; Armoured TURRETS; Armoured OR Armed VEHICLES; Means OF Attack OR Defence, e.g. Camouflage, IN General | 8 |
| 31435 | Del Mar Pharmaceuticals (BC) Limited A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations | 8 |
| 31436 | Delca Corp. | 8 |
| 31437 | Delcam Limited G05B - Control OR Regulating Systems IN GENERAL; Functional Elements OF Such SYSTEMS; Monitoring OR Testing Arrangements FOR Such Systems OR Elements | 8 |
| 31438 | Deltran Operations USA, Inc. H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy | 8 |
| 31439 | Depixus C12Q - Measuring OR Testing Processes Involving Enzymes, Nucleic Acids OR Microorganisms ; Compositions OR Test Papers THEREFOR; Processes OF Preparing Such COMPOSITIONS; Condition-responsive Control IN Micr | 8 |
| 31440 | Deuteria Beverages, LLC C12G - WINE; Preparation THEREOF; Alcoholic Beverages ; Preparation OF Alcoholic Beverages NOT Provided FOR IN Subclasses C12c OR C12h | 8 |
| 31441 | DevMar Products, LLC A01N - Preservation OF Bodies OF Humans OR Animals OR Plants OR Parts Thereof ; Biocides, e.g. AS Disinfectants, AS Pesticides OR AS Herbicides ; Pest Repellants OR ATTRACTANTS; Plant Growth Regulators | 8 |
| 31442 | Devicescape Software, Inc. H04L - Transmission OF Digital Information, e.g. Telegraphic Communication | 8 |
| 31443 | Dextera Surgical A61B - DIAGNOSIS; SURGERY; Identification | 8 |
| 31444 | Diagnostic BioSystems G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties | 8 |
| 31445 | Diagnostics for the Real World, Ltd. B01L - Chemical OR Physical Laboratory Apparatus FOR General USE | 8 |
| 31446 | Diem GmbH F21S - Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors | 8 |
| 31447 | Digger Specialties, Inc. E04F - Finishing Work ON Buildings, e.g. Stairs, Floors | 8 |
| 31448 | Digital Aerolus, Inc. G05D - Systems FOR Controlling OR Regulating Non-electric Variables | 8 |
| 31449 | DigitalOptometrics LLC A61B - DIAGNOSIS; SURGERY; Identification | 8 |
| 31450 | Dimex Office Products LLC A47G - Household OR Table Equipment | 8 |
Page 629 of 1000