US Patent Companies
US companies ranked by patent portfolio, built from official USPTO grant data via PatentsView. See our methodology.
50,000 companies · page 448 of 1000
| # | Company | Patents |
|---|---|---|
| 22351 | Chuan Jiing Enterprise Co., Ltd. F16D - COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES | 12 |
| 22352 | Chukyo Medical Co., Inc. 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 | 12 |
| 22353 | Chuzhou HKC Optoelectronics Technology Co., Ltd. H10D - INORGANIC ELECTRIC SEMICONDUCTOR DEVICES | 12 |
| 22354 | Citex Holding Gmbh G01B - MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS | 12 |
| 22355 | CJ E&M Corporation | 12 |
| 22356 | Clara Foods Co. C12N - MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA | 12 |
| 22357 | Clariance A61B - DIAGNOSIS; SURGERY; IDENTIFICATION | 12 |
| 22358 | Clearink Displays, Inc. G02F - OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICA | 12 |
| 22359 | CMT Medical Technologies Ltd. A61B - DIAGNOSIS; SURGERY; IDENTIFICATION | 12 |
| 22360 | Colas E01C - CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR | 12 |
| 22361 | Colorado Energy Research Technologies, Llc C12M - APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERME | 12 |
| 22362 | COLT International Clothing Inc. F21V - FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR | 12 |
| 22363 | COM DEV Ltd. H01P - WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE | 12 |
| 22364 | Comake, Inc. G06F - ELECTRIC DIGITAL DATA PROCESSING | 12 |
| 22365 | Comitt WELL Solutions US Holding Inc. E21B - EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS | 12 |
| 22366 | Commercial Aircraft Corporation OF China, Ltd. B64D - EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT | 12 |
| 22367 | Comptel OYJ H04L - TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION | 12 |
| 22368 | Condalign AS H01B - CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES | 12 |
| 22369 | Cooktek Induction Systems Llc H05B - ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL | 12 |
| 22370 | Copeland Creative Designs, Llc | 12 |
| 22371 | Cormetrics Llc C01B - NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; ; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C | 12 |
| 22372 | Cortec, L.l.c. Y10T - TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION | 12 |
| 22373 | Coskata, Llc C12P - FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE | 12 |
| 22374 | Costa Express Limited A47J - KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES | 12 |
| 22375 | Crage Medical Co., Limited A61P - SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS | 12 |
| 22376 | CREE Lighting USA Llc F21Y - INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED | 12 |
| 22377 | Crown Bioscience, Inc. (taicang) A61P - SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS | 12 |
| 22378 | Crystal International (group), Inc. A45D - HAIRDRESSING OR SHAVING EQUIPMENT ; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING | 12 |
| 22379 | CSI Cells Co., Ltd. Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION | 12 |
| 22380 | CU Aerospace, Llc B64G - COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR | 12 |
| 22381 | Culligan International Company C02F - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE | 12 |
| 22382 | Caldera Medical, Inc. A61B - DIAGNOSIS; SURGERY; IDENTIFICATION | 12 |
| 22383 | California Cooperative Rice Research Foundation, Inc. A01H - NEW PLANTS OR ; NON-TRANSGENIC; PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES | 12 |
| 22384 | Canary Medical Switzerland Ag A61B - DIAGNOSIS; SURGERY; IDENTIFICATION | 12 |
| 22385 | Carmax Enterprise Services, Llc G06F - ELECTRIC DIGITAL DATA PROCESSING | 12 |
| 22386 | Cardea Bio, Inc. G01N - INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES | 12 |
| 22387 | Caret Holdings, Inc. G06F - ELECTRIC DIGITAL DATA PROCESSING | 12 |
| 22388 | Carlisle Intangible, Llc E04D - ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS | 12 |
| 22389 | Carrier Commercial Refrigeration, Inc. B67D - DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR | 12 |
| 22390 | Cascade Designs, Inc. A47C - CHAIRS; SOFAS; BEDS | 12 |
| 22391 | Cellerant Therapeutics, Inc. A61P - SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS | 12 |
| 22392 | Cellestis Limited G01N - INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES | 12 |
| 22393 | Cellium Technologies, Ltd. H04L - TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION | 12 |
| 22394 | Celonis SE G06Q - INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, | 12 |
| 22395 | Celtaxsys, Inc. A61P - SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS | 12 |
| 22396 | Cemecon Ag 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 | 12 |
| 22397 | Center For Quantitative Cytometry G01J - MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY | 12 |
| 22398 | Century Products, Inc. E21B - EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS | 12 |
| 22399 | Ceravision Limited H01J - ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS | 12 |
| 22400 | Cerfe Labs, Inc. H10N - ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR | 12 |
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