US Patent Companies

US companies ranked by patent portfolio, built from official USPTO grant data via PatentsView. See our methodology.

50,000 companies · page 431 of 1000

# Company Patents
21501 Ningbo Richen Electrical Appliance Co., Ltd
F24C - DOMESTIC STOVES OR RANGES  ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
13
21502 Ningbo Taller Electrical Appliance Co., Ltd.
F21V - FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
13
21503 Nippon Paint SURF Chemicals Co., Ltd
C23C - COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAP
13
21504 Nippon Telegraph AND Telephone EAST Corporation
H04Q - SELECTING
13
21505 Nitto Shinko Corporation
C08G - MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
13
21506 NKT HV Cables Gmbh
H02G - INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
13
21507 NODA Screen Co., Ltd.
H01L - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
13
21508 Nodar Inc.
G06T - IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
13
21509 Norcom
H04W - WIRELESS COMMUNICATION NETWORKS
13
21510 Norgine BV
A61P - SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
13
21511 Noroo BEE Chemical Co., Ltd.
C09D - COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERI
13
21512 Northwest Institute OF Eco-environment AND Resources, CAS
G01N - INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
13
21513 NPL Management Limited
G01R - MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
13
21514 Nucap Industries Inc.
F16D - COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
13
21515 Nymox Corporation
A61K - PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
13
21516 Nanhu Laboratory
G06F - ELECTRIC DIGITAL DATA PROCESSING
13
21517 Nanocav, Llc
C12N - MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
13
21518 Nashville Wire Products Manufacturing Company, Llc
A47F - SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
13
21519 Natel Energy Holdings, Inc.
F03B - MACHINES OR ENGINES FOR LIQUIDS
13
21520 Natural Ocean Well Co.
Y02A - TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
13
21521 Nature Blinds, Llc
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
13
21522 Natureworks Llc
C08L - COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
13
21523 Navigate Surgical Technologies, Inc
A61B - DIAGNOSIS; SURGERY; IDENTIFICATION
13
21524 Neptune Benson, Inc.
B01D - SEPARATION
13
21525 Nerdbugs Llc 13
21526 Netmarble Corporation
A63F - CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
13
21527 Nevados Engineering, Inc.
Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
13
21528 New York University In Abu Dhabi Corporation
G06F - ELECTRIC DIGITAL DATA PROCESSING
13
21529 Newron Pharmaceuticals S.p.a.
C07C - ACYCLIC OR CARBOCYCLIC COMPOUNDS
13
21530 Nextier Completion Solutions Inc.
E21B - EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
13
21531 Ningbo Eudemon Child Protective Equipment Co., Ltd.
E05B - LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
13
21532 Ningbo Iclipper Electric Appliance Co., Ltd.
A46B - BRUSHES
13
21533 Ningbo Weitao Electrical Appliance Co., Ltd.
F21V - FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
13
21534 North China University Of Science And Technology
Y02P - CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
13
21535 Northeast Agricultural University
Y02A - TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
13
21536 Northquip Inc.
A01K - ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
13
21537 Novate Medical Limited
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
13
21538 Novian Health, Inc.
A61B - DIAGNOSIS; SURGERY; IDENTIFICATION
13
21539 Nutrition21, Llc
A61K - PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
13
21540 OBEN, Inc.
G10L - SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
13
21541 Obshchestvo S Ogranichennoy Otvetstvennost'yu “obedinennaya Kompaniya Rusal Inzhenerno-tekhnologicheskiy Tsentr”
C22C - ALLOYS
13
21542 Oculus Optikgeraete Gmbh
A61B - DIAGNOSIS; SURGERY; IDENTIFICATION
13
21543 Oerlikon Metco Ag, Wohlen
C23C - COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAP
13
21544 OHFG Technologies(shanghai) Co., Ltd.
A63B - APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
13
21545 OK International, Inc.
B23K - SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
13
21546 Olympus NDT, Inc.
G01N - INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
13
21547 Omnisens Sa
G01L - MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
13
21548 Optomind Inc.
G02B - OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
13
21549 Optotech Optikmaschinen Gmbh
B24B - MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING ; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
13
21550 OPTX Solutions, Llc
G06Q - INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,
13
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