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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 2006 - 2010 Utility Patent Grants
As Distributed By Calendar Year of Grant

- Explanation of Data -

Rank Ordered Listing of Technology Classes Receiving 1 or More Utility Patents During the Period
Originating From

CHINA, PEOPLE'S REPUBLIC OF

( patent origin is determined by the residence of the first-named inventor )
( technology class is determined by the primary classification assigned to a patent- see 'Explanation of Data' )
( some classes have been combined together under a single class identifier )

The following table displays technology classes and counts of utility patents classified in them; patents are distributed either by year of patent grant or by year of patent application.
Class Class Title 2006 2007 2008 2009 2010 Total
439 Electrical Connectors 99 64 125 145 238 671
361 Electricity: Electrical Systems and Devices 18 63 104 128 171 484
370 Multiplex Communications 12 11 47 85 214 369
382 Image Analysis 17 25 49 55 59 205
707 DP: Database and File Management or Data Structures (Data Processing) 10 19 33 47 65 174
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 23 27 24 36 59 169
455 Telecommunications 27 19 19 26 77 168
362 Illumination 3 9 29 31 92 164
438 Semiconductor Device Manufacturing: Process 12 14 19 34 53 132
375 Pulse or Digital Communications 11 18 16 28 52 125
324 Electricity: Measuring and Testing 12 14 23 30 41 120
345 Computer Graphics Processing and Selective Visual Display Systems 19 17 10 32 38 116
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 5 1 14 29 57 106
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 16 15 20 18 29 98
532 Organic Compounds (includes Classes 532-570) 4 19 17 23 29 92
378 X-Ray or Gamma Ray Systems or Devices 7 5 18 25 36 91
713 Support (Electrical Computers and Digital Processing Systems) 1 7 13 26 41 88
165 Heat Exchange 9 9 15 24 24 81
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 3 8 11 13 40 75
435 Chemistry: Molecular Biology and Microbiology 13 13 9 13 23 71
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 4 9 13 21 23 70
315 Electric Lamp and Discharge Devices: Systems 2 5 22 9 25 63
702 DP: Measuring, Calibrating, or Testing (Data Processing) 6 12 21 9 15 63
313 Electric Lamp and Discharge Devices 3 4 11 16 28 62
360 Dynamic Magnetic Information Storage or Retrieval 4 8 14 20 15 61
016 Miscellaneous Hardware 10 5 15 16 13 59
340 Communications: Electrical 3 5 7 20 22 57
363 Electric Power Conversion Systems 11 2 7 12 24 56
714 Error Detection/Correction and Fault Detection/Recovery 6 3 7 20 19 55
033 Geometrical Instruments 2 6 8 13 23 52
250 Radiant Energy 4 3 11 15 19 52
348 Television 4 3 6 16 22 51
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 6 8 10 12 15 51
200 Electricity: Circuit Makers and Breakers 5 3 9 13 19 49
359 Optical: Systems and Elements 4 10 11 7 16 48
248 Supports (e.g., for holding articles, etc.) 1 7 4 7 27 46
318 Electricity: Motive Power Systems 3 9 9 10 14 45
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 8 10 8 8 11 45
073 Measuring and Testing 2 2 8 14 18 44
717 DP: Software Development, Installation, and Management (Data Processing) 3 5 7 8 19 42
356 Optics: Measuring and Testing 5 7 7 6 16 41
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 1 3 5 10 22 41
379 Telephonic Communications 2 4 3 19 12 40
710 Input/Output (Electrical Computers and Digital Processing Systems) 2 2 6 8 21 39
310 Electrical Generator or Motor Structure 1 7 6 7 17 38
029 Metal Working 8 7 4 13 5 37
307 Electrical Transmission or Interconnection Systems 3 1 7 9 17 37
706 DP: Artificial Intelligence (Data Processing) 3 1 6 9 18 37
711 Memory (Electrical Computers and Digital Processing Systems) 3 6 9 13 6 37
385 Optical Waveguides 4 10 7 9 6 36
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 2 3 8 14 9 36
720 Dynamic Optical Information Storage or Retrieval 0 8 13 12 3 36
323 Electricity: Power Supply or Regulation Systems 1 4 6 7 17 35
349 Liquid Crystal Cells, Elements and Systems 1 0 2 12 20 35
423 Chemistry of Inorganic Compounds 3 6 1 9 15 34
297 Chairs and Seats 11 4 7 4 5 31
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 4 5 7 5 7 28
428 Stock Material or Miscellaneous Articles 2 7 0 12 7 28
280 Land Vehicles 2 1 7 12 5 27
320 Electricity: Battery or Capacitor Charging or Discharging 2 1 2 8 14 27
005 Beds 3 4 6 8 5 26
174 Electricity: Conductors and Insulators 2 3 3 8 10 26
398 Optical Communications 0 1 3 8 13 25
206 Special Receptacle or Package 2 2 3 5 12 24
341 Coded Data Generation or Conversion 4 1 5 3 11 24
210 Liquid Purification or Separation 2 4 3 7 7 23
326 Electronic Digital Logic Circuitry 1 1 8 3 10 23
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 4 6 5 6 2 23
343 Communications: Radio Wave Antennas 2 0 3 9 9 23
128 Surgery (includes Class 600) 1 1 3 5 12 22
365 Static Information Storage and Retrieval 2 4 6 7 3 22
219 Electric Heating 3 3 2 3 10 21
030 Cutlery 7 2 3 6 2 20
330 Amplifiers 3 3 4 3 7 20
482 Exercise Devices 1 1 5 6 6 19
726 Information Security 0 0 3 2 14 19
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 5 4 3 2 4 18
052 Static Structures (e.g., Buildings) 2 1 3 5 6 17
700 DP: Generic Control Systems or Specific Applications (Data Processing) 2 2 4 2 7 17
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 0 3 6 3 5 17
241 Solid Material Comminution or Disintegration 1 0 1 8 6 16
292 Closure Fasteners 1 1 2 2 10 16
312 Supports: Cabinet Structure 2 1 2 3 8 16
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 2 0 1 5 8 16
015 Brushing, Scrubbing, and General Cleaning 4 1 4 4 2 15
396 Photography 0 0 1 6 8 15
427 Coating Processes 0 0 1 4 10 15
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 0 0 5 8 14
084 Music 5 1 4 1 3 14
333 Wave Transmission Lines and Networks 0 1 3 8 2 14
347 Incremental Printing of Symbolic Information 2 2 2 4 4 14
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 1 3 8 2 0 14
108 Horizontally Supported Planar Surfaces 2 2 3 3 3 13
204 Chemistry: Electrical and Wave Energy 3 6 1 1 2 13
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 1 5 2 4 13
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 0 0 1 4 8 13
380 Cryptography 1 2 4 3 3 13
040 Card, Picture, or Sign Exhibiting 0 3 2 1 6 12
104 Railways 0 2 3 5 2 12
208 Mineral Oils: Processes and Products 1 1 6 2 2 12
279 Chucks or Sockets 4 3 1 2 2 12
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 2 2 3 1 4 12
415 Rotary Kinetic Fluid Motors or Pumps 1 1 2 5 3 12
445 Electric Lamp or Space Discharge Component or Device Manufacturing 2 1 2 3 4 12
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 4 1 1 5 1 12
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 3 2 2 1 4 12
004 Baths, Closets, Sinks, and Spittoons 4 2 2 0 3 11
070 Locks 0 4 0 4 3 11
096 Gas Separation: Apparatus 1 2 2 1 5 11
099 Foods and Beverages: Apparatus 1 2 3 2 3 11
135 Tent, Canopy, Umbrella, or Cane 1 0 6 2 2 11
220 Receptacles 1 3 2 1 4 11
369 Dynamic Information Storage or Retrieval 0 2 0 4 5 11
372 Coherent Light Generators 3 0 2 1 5 11
604 Surgery (Medicators and Receptors) 2 2 2 2 3 11
038 Textiles: Ironing or Smoothing 1 1 3 2 3 10
062 Refrigeration 1 3 3 0 3 10
081 Tools 2 5 1 1 1 10
106 Compositions: Coating or Plastic 2 1 1 1 5 10
252 Compositions 1 1 2 2 4 10
290 Prime-Mover Dynamo Plants 1 1 1 1 6 10
336 Inductor Devices 1 1 1 2 5 10
367 Communications, Electrical: Acoustic Wave Systems and Devices 1 1 3 1 4 10
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 0 1 2 7 10
451 Abrading 4 2 1 2 1 10
585 Chemistry of Hydrocarbon Compounds 2 1 2 0 5 10
606 Surgery (instruments) 2 2 1 1 4 10
074 Machine Element or Mechanism 0 3 2 1 3 9
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 1 2 6 9
123 Internal-Combustion Engines 0 1 5 2 1 9
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 1 2 0 2 4 9
239 Fluid Sprinkling, Spraying, and Diffusing 1 2 0 1 5 9
331 Oscillators 1 2 3 0 3 9
351 Optics: Eye Examining, Vision Testing and Correcting 1 2 3 2 1 9
358 Facsimile and Static Presentation Processing 0 0 2 2 5 9
399 Electrophotography 3 0 2 3 1 9
431 Combustion 2 2 2 3 0 9
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 3 2 0 1 3 9
072 Metal Deforming 1 0 1 4 2 8
148 Metal Treatment 2 0 1 1 4 8
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 2 1 3 2 8
160 Flexible or Portable Closure, Partition, or Panel 2 0 1 0 5 8
242 Winding, Tensioning, or Guiding 0 1 2 3 2 8
353 Optics: Image Projectors 2 0 1 1 4 8
374 Thermal Measuring and Testing 0 1 0 3 4 8
417 Pumps 1 1 1 1 4 8
436 Chemistry: Analytical and Immunological Testing 0 0 2 1 5 8
450 Foundation Garments 1 2 1 3 1 8
173 Tool Driving or Impacting 0 2 3 0 2 7
180 Motor Vehicles 1 0 1 2 3 7
209 Classifying, Separating, and Assorting Solids 3 0 1 2 1 7
381 Electrical Audio Signal Processing Systems and Devices 0 2 2 0 3 7
392 Electric Resistance Heating Devices 2 0 1 2 2 7
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 1 0 3 3 7
014 Bridges 0 0 2 1 3 6
055 Gas Separation 0 0 0 2 4 6
119 Animal Husbandry 0 1 2 1 2 6
137 Fluid Handling 1 0 1 2 2 6
144 Woodworking 0 1 0 1 4 6
211 Supports: Racks 0 1 2 2 1 6
388 Electricity: Motor Control Systems 0 0 0 0 6 6
410 Freight Accommodation On Freight Carrier 1 0 2 3 0 6
414 Material or Article Handling 2 0 1 0 3 6
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 2 0 1 2 1 6
501 Compositions: Ceramic 1 1 3 0 1 6
601 Surgery: Kinesitherapy 1 0 1 0 4 6
036 Boots, Shoes, and Leggings 0 0 3 0 2 5
083 Cutting 0 2 0 0 3 5
134 Cleaning and Liquid Contact with Solids 1 0 1 1 2 5
177 Weighing Scales 1 0 1 1 2 5
227 Elongated-Member-Driving Apparatus 0 2 0 1 2 5
269 Work Holders 0 0 1 2 2 5
366 Agitating (e.g., of articles and materials) 2 0 1 1 1 5
405 Hydraulic and Earth Engineering 0 3 0 0 2 5
409 Gear Cutting, Milling, or Planing 1 1 0 3 0 5
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 0 0 5 5
725 Interactive Video Distribution Systems 0 1 2 0 2 5
024 Buckles, Buttons, Clasps, Etc. 0 0 0 0 4 4
175 Boring or Penetrating the Earth 1 1 1 0 1 4
198 Conveyors: Power-Driven 0 0 1 1 2 4
251 Valves and Valve Actuation 1 1 2 0 0 4
285 Pipe Joints or Couplings 1 1 1 0 1 4
384 Bearings 1 1 1 1 0 4
401 Coating Implements with Material Supply 1 1 1 0 1 4
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 0 0 1 3 4
419 Powder Metallurgy Processes 0 1 0 2 1 4
426 Food or Edible Material: Processes, Compositions, and Products 1 0 0 1 2 4
446 Amusement Devices: Toys 0 1 0 1 2 4
708 Arithmetic Processing and Calculating (Electrical Computers) 0 1 0 1 2 4
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 0 0 2 0 2 4
057 Textiles: Spinning, Twisting, and Twining 0 0 1 1 1 3
095 Gas Separation: Processes 0 0 1 0 2 3
101 Printing 0 0 0 1 2 3
139 Textiles: Weaving 1 0 1 1 0 3
188 Brakes 1 0 0 1 1 3
192 Clutches and Power-Stop Control 0 0 2 0 1 3
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 1 0 0 2 3
261 Gas and Liquid Contact Apparatus 0 0 1 0 2 3
271 Sheet Feeding or Delivering 0 1 1 1 0 3
273 Amusement Devices: Games 0 0 1 1 1 3
355 Photocopying 1 0 1 0 1 3
368 Horology: Time Measuring Systems or Devices 0 0 1 1 1 3
386 Motion Video Signal Processing for Recording or Reproducing 0 0 1 1 1 3
403 Joints and Connections 0 0 0 2 1 3
408 Cutting by Use of Rotating Axially Moving Tool 0 0 0 3 0 3
418 Rotary Expansible Chamber Devices 0 0 0 0 3 3
420 Alloys or Metallic Compositions 0 0 0 0 3 3
454 Ventilation 0 0 0 1 2 3
475 Planetary Gear Transmission Systems or Components 0 0 1 0 2 3
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 0 3 3
602 Surgery: Splint, Brace, or Bandage 1 0 1 0 1 3
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 2 0 1 3
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 1 0 0 1 1 3
002 Apparel 0 1 0 0 1 2
019 Textiles: Fiber Preparation 0 0 1 1 0 2
049 Movable or Removable Closures 2 0 0 0 0 2
056 Harvesters 0 0 0 0 2 2
066 Textiles: Knitting 0 1 0 0 1 2
071 Chemistry: Fertilizers 0 1 0 0 1 2
092 Expansible Chamber Devices 0 1 0 1 0 2
100 Presses 0 0 1 1 0 2
102 Ammunition and Explosives 1 0 0 0 1 2
105 Railway Rolling Stock 0 0 0 1 1 2
110 Furnaces 1 1 0 0 0 2
111 Planting 0 0 2 0 0 2
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 0 1 0 0 1 2
118 Coating Apparatus 0 0 0 1 1 2
125 Stone Working 2 0 0 0 0 2
126 Stoves and Furnaces 0 1 1 0 0 2
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 0 1 0 1 2
162 Paper Making and Fiber Liberation 0 2 0 0 0 2
178 Telegraphy 0 0 1 0 1 2
181 Acoustics 0 0 0 0 2 2
212 Traversing Hoists 0 0 0 2 0 2
221 Article Dispensing 0 0 0 0 2 2
222 Dispensing (apparatus and process) 0 0 0 0 2 2
228 Metal Fusion Bonding 1 0 0 1 0 2
229 Envelopes, Wrappers, and Paperboard Boxes 0 0 0 1 1 2
236 Automatic Temperature and Humidity Regulation 0 0 0 0 2 2
244 Aeronautics and Astronautics 1 1 0 0 0 2
294 Handling: Hand and Hoist-Line Implements 0 1 0 1 0 2
296 Land Vehicles: Bodies and Tops 0 1 0 0 1 2
322 Electricity: Single Generator Systems 0 0 1 0 1 2
337 Electricity: Electrothermally or Thermally Actuated Switches 0 0 0 0 2 2
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 1 0 0 1 2
404 Road Structure, Process, or Apparatus 0 0 0 2 0 2
416 Fluid Reaction Surfaces (i.e., Impellers) 0 0 0 0 2 2
473 Games Using Tangible Projectile 1 1 0 0 0 2
504 Plant Protecting and Regulating Compositions 0 0 0 0 2 2
507 Earth Boring, Well Treating, and Oil Field Chemistry 0 0 1 0 1 2
512 Perfume Compositions 0 1 0 1 0 2
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 1 0 0 0 1 2
023 Chemistry: Physical Processes 0 0 0 0 1 1
028 Textiles: Manufacturing 0 0 1 0 0 1
042 Firearms 1 0 0 0 0 1
043 Fishing, Trapping, and Vermin Destroying 0 0 0 1 0 1
044 Fuel and Related Compositions 1 0 0 0 0 1
047 Plant Husbandry 0 0 0 0 1 1
048 Gas: Heating and Illuminating 0 0 0 0 1 1
053 Package Making 0 0 0 1 0 1
060 Power Plants 1 0 0 0 0 1
063 Jewelry 0 0 0 0 1 1
065 Glass Manufacturing 0 0 0 0 1 1
076 Metal Tools and Implements, Making 0 0 0 1 0 1
079 Button Making 0 0 0 0 1 1
082 Turning (e.g., for metal working) 0 0 0 1 0 1
087 Textiles: Braiding, Netting, and Lace Making 0 0 0 0 1 1
091 Motors: Expansible Chamber Type 0 0 0 1 0 1
114 Ships 0 0 1 0 0 1
116 Signals and Indicators 0 0 0 1 0 1
124 Mechanical Guns and Projectors 0 0 1 0 0 1
138 Pipes and Tubular Conduits 0 0 0 0 1 1
164 Metal Founding 0 0 0 1 0 1
182 Fire Escape, Ladder, or Scaffold 1 0 0 0 0 1
184 Lubrication 0 1 0 0 0 1
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 1 0 0 0 0 1
190 Trunks and Hand-Carried Luggage 0 0 0 1 0 1
191 Electricity: Transmission To Vehicles 0 0 0 1 0 1
194 Check-Actuated Control Mechanisms 0 0 0 0 1 1
196 Mineral Oils: Apparatus 0 0 0 0 1 1
215 Bottles and Jars 0 0 0 0 1 1
223 Apparel Apparatus 0 0 1 0 0 1
224 Package and Article Carriers 0 0 0 0 1 1
238 Railways: Surface Track 0 0 0 0 1 1
249 Static Molds 0 1 0 0 0 1
266 Metallurgical Apparatus 0 0 0 1 0 1
277 Seal for a Joint or Juncture 1 0 0 0 0 1
281 Books, Strips, and Leaves 0 0 0 1 0 1
301 Land Vehicles: Wheels and Axles 1 0 0 0 0 1
303 Fluid-Pressure and Analogous Brake Systems 0 0 1 0 0 1
329 Demodulators 0 0 0 0 1 1
332 Modulators 0 0 0 0 1 1
373 Industrial Electric Heating Furnaces 0 0 0 0 1 1
400 Typewriting Machines 0 0 0 0 1 1
432 Heating 0 1 0 0 0 1
433 Dentistry 0 1 0 0 0 1
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 0 0 0 1 1
463 Amusement Devices: Games 0 0 0 1 0 1
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 0 1 0 0 1
474 Endless Belt Power Transmission Systems or Components 1 0 0 0 0 1
483 Tool Changing 0 0 1 0 0 1
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 0 0 1 1
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 1 0 1
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 1 0 0 1
607 Surgery: Light, Thermal, and Electrical Application 0 0 0 0 1 1
ALL ALL CLASSES 661 772 1225 1655 2657 6970


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U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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