PROFILE OF COMPANIES FROM PI & T REPORT
Distribution of Patents by O.R. Class (Number Order) for Jan-May 2000
CLASS PATENTS
004 1 BATHS, CLOSETS, SINKS, AND SPITTOONS
008 1 BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION
015 2 BRUSHING, SCRUBBING, AND GENERAL CLEANING
024 1 BUCKLES, BUTTONS, CLASPS, ETC.
028 1 TEXTILES: MANUFACTURING
029 10 METAL WORKING
033 1 GEOMETRICAL INSTRUMENTS
034 3 DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS
043 2 FISHING, TRAPPING, AND VERMIN DESTROYING
044 1 FUEL AND RELATED COMPOSITIONS
049 2 MOVABLE OR REMOVABLE CLOSURES
053 1 PACKAGE MAKING
055 1 GAS SEPARATION
056 8 HARVESTERS
060 12 POWER PLANTS
062 10 REFRIGERATION
070 1 LOCKS
072 15 METAL DEFORMING
073 12 MEASURING AND TESTING
074 14 MACHINE ELEMENT OR MECHANISM
075 2 SPECIALIZED METALLURGICAL PROCESSES, COMPOSITIONS FOR USE
083 1 CUTTING
091 1 MOTORS: EXPANSIBLE CHAMBER TYPE
092 5 EXPANSIBLE CHAMBER DEVICES
095 7 GAS SEPARATION: PROCESSES
100 1 PRESSES
101 6 PRINTING
106 4 COMPOSITIONS: COATING OR PLASTIC
108 1 HORIZONTALLY SUPPORTED PLANAR SURFACES
117 2 SINGLE-CRYSTAL, ORIENTED-CRYSTAL, AND EPITAXY GROWTH PROCESSES;
118 5 COATING APPARATUS
123 26 INTERNAL-COMBUSTION ENGINES
126 2 STOVES AND FURNACES
128 1 SURGERY
134 5 CLEANING AND LIQUID CONTACT WITH SOLIDS
136 1 BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC
137 14 FLUID HANDLING
138 1 PIPES AND TUBULAR CONDUITS
141 3 FLUENT MATERIAL HANDLING, WITH RECEIVER OR RECEIVER COACTING
148 5 METAL TREATMENT
156 12 ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE
165 5 HEAT EXCHANGE
166 12 WELLS
172 1 EARTH WORKING
174 5 ELECTRICITY: CONDUCTORS AND INSULATORS
175 1 BORING OR PENETRATING THE EARTH
178 1 TELEGRAPHY
180 8 MOTOR VEHICLES
188 3 BRAKES
192 29 CLUTCHES AND POWER-STOP CONTROL
194 1 CHECK-ACTUATED CONTROL MECHANISMS
198 1 CONVEYORS: POWER-DRIVEN
200 4 ELECTRICITY: CIRCUIT MAKERS AND BREAKERS
203 1 DISTILLATION: PROCESSES, SEPARATORY
204 2 CHEMISTRY: ELECTRICAL AND WAVE ENERGY
205 3 ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS
206 1 SPECIAL RECEPTACLE OR PACKAGE
209 1 CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS
210 7 LIQUID PURIFICATION OR SEPARATION
216 3 ETCHING A SUBSTRATE: PROCESSES
219 6 ELECTRIC HEATING
220 1 RECEPTACLES
221 1 ARTICLE DISPENSING
222 5 DISPENSING
228 1 METAL FUSION BONDING
235 7 REGISTERS
236 2 AUTOMATIC TEMPERATURE AND HUMIDITY REGULATION
237 1 HEATING SYSTEMS
239 6 FLUID SPRINKLING, SPRAYING, AND DIFFUSING
241 1 SOLID MATERIAL COMMINUTION OR DISINTEGRATION
242 9 WINDING, TENSIONING, OR GUIDING
244 5 AERONAUTICS
248 3 SUPPORTS
250 9 RADIANT ENERGY
251 1 VALVES AND VALVE ACTUATION
252 17 COMPOSITIONS
257 13 ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE
261 1 GAS AND LIQUID CONTACT APPARATUS
264 12 PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES
266 1 METALLURGICAL APPARATUS
267 1 SPRING DEVICES
270 1 SHEET-MATERIAL ASSOCIATING
271 2 SHEET FEEDING OR DELIVERING
277 4 SEAL FOR A JOINT OR JUNCTURE
280 5 LAND VEHICLES
285 3 PIPE JOINTS OR COUPLINGS
292 6 CLOSURE FASTENERS
294 2 HANDLING: HAND AND HOIST-LINE IMPLEMENTS
296 9 LAND VEHICLES: BODIES AND TOPS
297 3 CHAIRS AND SEATS
301 1 LAND VEHICLES: WHEELS AND AXLES
303 3 FLUID-PRESSURE AND ANALOGOUS BRAKE SYSTEMS
307 1 ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS
310 10 ELECTRICAL GENERATOR OR MOTOR STRUCTURE
312 5 SUPPORTS: CABINET STRUCTURE
315 6 ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS
318 13 ELECTRICITY: MOTIVE POWER SYSTEMS
320 3 ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING
323 1 ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS
324 6 ELECTRICITY: MEASURING AND TESTING
326 2 ELECTRONIC DIGITAL LOGIC CIRCUITRY
327 3 MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND
333 3 WAVE TRANSMISSION LINES AND NETWORKS
335 3 ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND
340 12 COMMUNICATIONS: ELECTRICAL
341 2 CODED DATA GENERATION OR CONVERSION
342 2 COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G.,
343 5 COMMUNICATIONS: RADIO WAVE ANTENNAS
345 11 COMPUTER GRAPHICS PROCESSING, OPERATOR INTERFACE PROCESSING, AND
347 4 INCREMENTAL PRINTING OF SYMBOLIC INFORMATION
348 8 TELEVISION
349 5 LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS
351 1 OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING
356 12 OPTICS: MEASURING AND TESTING
359 8 OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS
360 40 DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL
361 14 ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES
362 25 ILLUMINATION
363 2 ELECTRIC POWER CONVERSION SYSTEMS
364 1 CLASS TEXT NOT AVAILABLE
365 2 STATIC INFORMATION STORAGE AND RETRIEVAL
367 7 COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES
369 5 DYNAMIC INFORMATION STORAGE OR RETRIEVAL
370 22 MULTIPLEX COMMUNICATIONS
371 1 CLASS TEXT NOT AVAILABLE
372 3 COHERENT LIGHT GENERATORS
374 3 THERMAL MEASURING AND TESTING
375 3 PULSE OR DIGITAL COMMUNICATIONS
379 9 TELEPHONIC COMMUNICATIONS
380 5 CRYPTOGRAPHY
381 2 ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES
382 8 IMAGE ANALYSIS
384 12 BEARINGS
385 10 OPTICAL WAVEGUIDES
386 2 TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING
392 1 ELECTRIC RESISTANCE HEATING DEVICES
395 6 INFORMATION PROCESSING SYSTEM ORGANIZATION
400 4 TYPEWRITING MACHINES
403 1 JOINTS AND CONNECTIONS
405 1 HYDRAULIC AND EARTH ENGINEERING
415 5 ROTARY KINETIC FLUID MOTORS OR PUMPS
416 3 FLUID REACTION SURFACES (I.E., IMPELLERS)
417 8 PUMPS
418 3 ROTARY EXPANSIBLE CHAMBER DEVICES
419 3 POWDER METALLURGY PROCESSES
422 4 CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING,
423 11 CHEMISTRY OF INORGANIC COMPOUNDS
424 30 DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS
425 6 PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS
426 4 FOOD OR EDIBLE MATERIAL: PROCESSES, COMPOSITIONS, AND PRODUCTS
427 14 COATING PROCESSES
428 29 STOCK MATERIAL OR MISCELLANEOUS ARTICLES
429 5 CHEMISTRY: ELECTRICAL CURRENT PRODUCING APPARATUS, PRODUCT, AND
430 12 RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT
431 1 COMBUSTION
432 1 HEATING
434 2 EDUCATION AND DEMONSTRATION
435 62 CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY
436 5 CHEMISTRY: ANALYTICAL AND IMMUNOLOGICAL TESTING
438 47 SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS
439 31 ELECTRICAL CONNECTORS
440 2 MARINE PROPULSION
445 1 ELECTRIC LAMP OR SPACE DISCHARGE COMPONENT OR DEVICE
451 5 ABRADING
455 9 TELECOMMUNICATIONS
460 1 CROP THRESHING OR SEPARATING
463 6 AMUSEMENT DEVICES: GAMES
464 2 ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR
474 6 ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS
475 1 PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS
477 1 INTERRELATED POWER DELIVERY CONTROLS, INCLUDING ENGINE CONTROL
482 1 EXERCISE DEVICES
501 2 COMPOSITIONS: CERAMIC
502 8 CATALYST, SOLID SORBENT, OR SUPPORT THEREFOR: PRODUCT OR PROCESS
503 2 RECORD RECEIVER HAVING PLURAL INTERACTIVE LEAVES OR A COLORLESS
504 4 PLANT PROTECTING AND REGULATING COMPOSITIONS
508 4 SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR
510 6 CLEANING COMPOSITIONS FOR SOLID SURFACES, AUXILIARY COMPOSITIONS
514 63 DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS
518 1 CHEMISTRY: FISCHER-TROPSCH PROCESSES; OR PURIFICATION OR
521 11 SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520
522 4 SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520
523 7 SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520
524 14 SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520
525 15 SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520
526 7 SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520
528 13 SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520
530 5 CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS;
534 2 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
536 6 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
540 2 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
544 6 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
546 2 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
548 4 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
549 6 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
552 2 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
554 4 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
556 5 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
558 3 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
560 3 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
562 4 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
564 5 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
568 6 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
570 5 ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
585 1 CHEMISTRY OF HYDROCARBON COMPOUNDS
588 1 HAZARDOUS OR TOXIC WASTE DESTRUCTION OR CONTAINMENT
600 17 SURGERY
601 1 SURGERY: KINESITHERAPY
604 6 SURGERY
606 14 SURGERY
607 10 SURGERY: LIGHT, THERMAL, AND ELECTRICAL APPLICATION
623 3 PROSTHESIS (I.E., ARTIFICIAL BODY MEMBERS), PARTS THEREOF, OR
700 8 DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS
701 9 DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION
702 9 DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING
704 2 DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE
705 8 DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR
707 6 DATA PROCESSING: DATABASE AND FILE MANAGEMENT, DATA STRUCTURES,
708 4 ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING
709 12 ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTIPLE
710 10 ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS:
711 5 ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY
712 2 ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: PROCESSING
713 5 ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT
714 5 ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY
800 38 MULTICELLULAR LIVING ORGANISMS AND UNMODIFIED PARTS THEREOF AND
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