US Patent Companies
US companies ranked by patent portfolio, built from official USPTO grant data via PatentsView. See our methodology.
50,000 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 |
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