US Patent Companies

B01D - SEPARATION

Y10T - TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

C08J - WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H

H01S - DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES

H04N - PICTORIAL COMMUNICATION, e.g. TELEVISION

B33Y - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE

H10D - INORGANIC ELECTRIC SEMICONDUCTOR DEVICES

G07F - COIN-FREED OR LIKE APPARATUS

G06F - ELECTRIC DIGITAL DATA PROCESSING

H02M - APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER;

E02F - DREDGING; SOIL-SHIFTING

H01L - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10

F21S - NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS

F04D - NON-POSITIVE-DISPLACEMENT PUMPS

A61P - SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS

B01D - SEPARATION

B32B - LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

G06F - ELECTRIC DIGITAL DATA PROCESSING

C07D - HETEROCYCLIC COMPOUNDS

G06F - ELECTRIC DIGITAL DATA PROCESSING

G06V - IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING

E21B - EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS

F41H - ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL

E21B - EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS

F24F - AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING

H02K - DYNAMO-ELECTRIC MACHINES

F16F - SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION

F05D - INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS

G05D - SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES

A61N - ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY

H04W - WIRELESS COMMUNICATION NETWORKS

A61B - DIAGNOSIS; SURGERY; IDENTIFICATION

G06T - IMAGE DATA PROCESSING OR GENERATION, IN GENERAL

A61B - DIAGNOSIS; SURGERY; IDENTIFICATION

C12N - MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA

G06T - IMAGE DATA PROCESSING OR GENERATION, IN GENERAL

A61C - DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE

G01W - METEOROLOGY

G07F - COIN-FREED OR LIKE APPARATUS

G06F - ELECTRIC DIGITAL DATA PROCESSING

A61B - DIAGNOSIS; SURGERY; IDENTIFICATION

H02P - CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS

A61P - SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS

A61N - ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY

E21B - EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS

A61C - DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE

B25J - MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES

A61B - DIAGNOSIS; SURGERY; IDENTIFICATION

G06F - ELECTRIC DIGITAL DATA PROCESSING

H04N - PICTORIAL COMMUNICATION, e.g. TELEVISION