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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 2011 - 2015 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

JAPAN

( 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 by year of patent grant.
Class Class Title 2011 2012 2013 2014 2015 Total
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 2284 2282 2711 2998 3273 13548
348 Television 1431 2017 1889 2082 2145 9564
358 Facsimile and Static Presentation Processing 1177 1643 2091 2126 2081 9118
399 Electrophotography 1479 1585 1678 2013 2359 9114
347 Incremental Printing of Symbolic Information 1286 1473 1565 1866 1894 8084
345 Computer Graphics Processing and Selective Visual Display Systems 937 1341 1478 1715 1724 7195
438 Semiconductor Device Manufacturing: Process 1515 1231 1272 1215 1028 6261
382 Image Analysis 1051 1431 1349 1136 1017 5984
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 624 936 1119 1282 1365 5326
370 Multiplex Communications 894 952 1087 1186 1042 5161
455 Telecommunications 770 1026 1021 858 731 4406
428 Stock Material or Miscellaneous Articles 933 913 862 872 820 4400
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 801 760 879 934 750 4124
359 Optical: Systems and Elements 916 773 846 818 745 4098
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 614 843 746 877 930 4010
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 604 687 764 802 821 3678
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 657 706 731 844 654 3592
349 Liquid Crystal Cells, Elements and Systems 823 832 713 610 562 3540
375 Pulse or Digital Communications 558 814 718 637 630 3357
365 Static Information Storage and Retrieval 670 715 685 687 562 3319
250 Radiant Energy 522 514 667 805 720 3228
361 Electricity: Electrical Systems and Devices 618 592 615 605 626 3056
532 Organic Compounds (includes Classes 532-570) 529 561 551 528 576 2745
310 Electrical Generator or Motor Structure 627 489 491 465 522 2594
369 Dynamic Information Storage or Retrieval 898 722 482 241 126 2469
128 Surgery (includes Class 600) 296 434 516 512 462 2220
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 439 467 436 483 376 2201
711 Memory (Electrical Computers and Digital Processing Systems) 411 491 447 441 368 2158
435 Chemistry: Molecular Biology and Microbiology 428 401 398 433 437 2097
439 Electrical Connectors 359 345 330 401 552 1987
123 Internal-Combustion Engines 343 373 360 399 423 1898
324 Electricity: Measuring and Testing 322 329 436 388 393 1868
386 Motion Video Signal Processing for Recording or Reproducing 405 438 440 344 208 1835
714 Error Detection/Correction and Fault Detection/Recovery 391 391 421 336 290 1829
271 Sheet Feeding or Delivering 334 339 422 387 332 1814
073 Measuring and Testing 359 354 337 378 365 1793
713 Support (Electrical Computers and Digital Processing Systems) 321 363 425 378 303 1790
313 Electric Lamp and Discharge Devices 460 452 367 303 196 1778
362 Illumination 258 279 405 424 392 1758
029 Metal Working 333 411 381 354 271 1750
707 DP: Database and File Management or Data Structures (Data Processing) 354 445 351 321 251 1722
360 Dynamic Magnetic Information Storage or Retrieval 378 397 294 362 265 1696
174 Electricity: Conductors and Insulators 216 331 337 327 463 1674
700 DP: Generic Control Systems or Specific Applications (Data Processing) 288 332 323 344 348 1635
356 Optics: Measuring and Testing 353 300 324 343 298 1618
318 Electricity: Motive Power Systems 303 311 287 347 364 1612
340 Communications: Electrical 308 366 349 313 250 1586
381 Electrical Audio Signal Processing Systems and Devices 262 447 297 276 300 1582
180 Motor Vehicles 292 288 326 363 306 1575
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 320 261 358 315 221 1475
060 Power Plants 208 264 278 314 311 1375
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 290 300 272 284 222 1368
463 Amusement Devices: Games 197 358 276 287 241 1359
252 Compositions 220 262 282 260 276 1300
427 Coating Processes 237 314 247 245 222 1265
385 Optical Waveguides 209 201 272 296 273 1251
353 Optics: Image Projectors 263 225 233 243 241 1205
726 Information Security 186 250 267 271 227 1201
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 173 230 241 276 233 1153
398 Optical Communications 198 251 195 229 269 1142
320 Electricity: Battery or Capacitor Charging or Discharging 131 233 174 226 345 1109
280 Land Vehicles 236 149 253 249 219 1106
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 187 225 229 238 216 1095
702 DP: Measuring, Calibrating, or Testing (Data Processing) 203 227 208 215 213 1066
296 Land Vehicles: Bodies and Tops 164 206 207 238 245 1060
396 Photography 312 209 230 198 104 1053
315 Electric Lamp and Discharge Devices: Systems 138 188 197 240 280 1043
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 237 233 204 200 165 1039
074 Machine Element or Mechanism 143 170 190 195 299 997
219 Electric Heating 152 190 221 217 208 988
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 191 198 210 192 157 948
372 Coherent Light Generators 224 184 182 178 156 924
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 184 195 173 197 172 921
148 Metal Treatment 154 196 156 169 167 842
384 Bearings 133 157 153 194 150 787
604 Surgery (Medicators and Receptors) 130 148 158 151 199 786
333 Wave Transmission Lines and Networks 139 165 136 141 200 781
343 Communications: Radio Wave Antennas 141 134 140 182 163 760
378 X-Ray or Gamma Ray Systems or Devices 127 116 127 160 218 748
363 Electric Power Conversion Systems 100 111 156 154 224 745
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 179 204 163 119 55 720
307 Electrical Transmission or Interconnection Systems 125 107 101 164 216 713
204 Chemistry: Electrical and Wave Energy 138 139 128 153 154 712
355 Photocopying 142 164 142 136 128 712
323 Electricity: Power Supply or Regulation Systems 129 127 141 164 144 705
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 149 145 162 111 124 691
725 Interactive Video Distribution Systems 122 121 134 176 134 687
118 Coating Apparatus 131 148 141 152 111 683
341 Coded Data Generation or Conversion 166 118 132 117 115 648
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 134 151 152 134 69 640
062 Refrigeration 110 124 91 133 175 633
152 Resilient Tires and Wheels 77 107 100 145 176 605
297 Chairs and Seats 102 94 107 126 171 600
423 Chemistry of Inorganic Compounds 106 121 130 112 123 592
417 Pumps 90 152 122 120 107 591
380 Cryptography 116 139 120 101 97 573
216 Etching a Substrate: Processes 101 97 129 119 118 564
475 Planetary Gear Transmission Systems or Components 89 114 108 129 80 520
477 Interrelated Power Delivery Controls, Including Engine Control 90 121 104 104 101 520
210 Liquid Purification or Separation 107 97 97 106 110 517
136 Batteries: Thermoelectric and Photoelectric 80 77 71 108 180 516
717 DP: Software Development, Installation, and Management (Data Processing) 67 89 137 114 107 514
084 Music 123 74 86 118 106 507
106 Compositions: Coating or Plastic 124 108 95 93 81 501
330 Amplifiers 110 104 103 94 87 498
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 43 95 120 127 110 495
473 Games Using Tangible Projectile 86 67 77 150 114 494
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 99 100 88 99 97 483
331 Oscillators 110 91 83 97 101 482
451 Abrading 75 104 99 86 103 467
137 Fluid Handling 58 81 109 93 122 463
400 Typewriting Machines 76 71 98 136 81 462
351 Optics: Eye Examining, Vision Testing and Correcting 74 68 80 107 129 458
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 91 107 85 87 86 456
606 Surgery (instruments) 57 114 106 84 89 450
270 Sheet-Material Associating 142 114 79 67 44 446
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 97 86 80 89 93 445
072 Metal Deforming 78 93 99 77 82 429
134 Cleaning and Liquid Contact with Solids 89 82 84 71 99 425
436 Chemistry: Analytical and Immunological Testing 106 75 76 88 66 411
188 Brakes 55 59 88 105 103 410
200 Electricity: Circuit Makers and Breakers 90 68 66 95 88 407
501 Compositions: Ceramic 86 90 95 83 52 406
336 Inductor Devices 79 80 73 87 82 401
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 78 84 83 93 63 401
474 Endless Belt Power Transmission Systems or Components 104 68 55 70 91 388
192 Clutches and Power-Stop Control 54 86 53 80 96 369
326 Electronic Digital Logic Circuitry 101 57 87 58 61 364
720 Dynamic Optical Information Storage or Retrieval 116 102 73 43 26 360
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 84 50 81 72 58 345
415 Rotary Kinetic Fluid Motors or Pumps 51 87 57 67 81 343
379 Telephonic Communications 63 90 75 73 39 340
065 Glass Manufacturing 50 55 69 86 71 331
414 Material or Article Handling 65 47 49 56 114 331
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 43 73 70 67 60 313
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 45 73 62 54 73 307
418 Rotary Expansible Chamber Devices 37 63 69 61 72 302
248 Supports (e.g., for holding articles, etc.) 45 58 50 76 71 300
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 57 67 59 58 53 294
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 47 56 66 62 60 291
426 Food or Edible Material: Processes, Compositions, and Products 48 65 55 62 59 289
228 Metal Fusion Bonding 79 68 42 48 48 285
303 Fluid-Pressure and Analogous Brake Systems 53 53 60 67 52 285
706 DP: Artificial Intelligence (Data Processing) 42 61 68 59 48 278
242 Winding, Tensioning, or Guiding 42 38 52 59 85 276
368 Horology: Time Measuring Systems or Devices 34 54 54 67 66 275
198 Conveyors: Power-Driven 42 41 41 63 84 271
165 Heat Exchange 66 36 47 38 79 266
096 Gas Separation: Apparatus 36 45 66 50 54 251
290 Prime-Mover Dynamo Plants 37 54 60 42 40 233
277 Seal for a Joint or Juncture 48 40 50 41 52 231
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 64 45 37 41 41 228
251 Valves and Valve Actuation 37 38 45 51 56 227
101 Printing 29 41 27 60 69 226
445 Electric Lamp or Space Discharge Component or Device Manufacturing 70 57 46 30 22 225
440 Marine Propulsion 45 65 28 53 33 224
015 Brushing, Scrubbing, and General Cleaning 41 42 42 45 52 222
220 Receptacles 30 36 49 58 48 221
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 38 46 66 42 28 220
708 Arithmetic Processing and Calculating (Electrical Computers) 39 41 62 46 32 220
055 Gas Separation 54 36 40 46 40 216
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 54 45 36 41 36 212
416 Fluid Reaction Surfaces (i.e., Impellers) 30 53 52 42 35 212
267 Spring Devices 27 35 35 55 56 208
164 Metal Founding 50 56 45 24 31 206
239 Fluid Sprinkling, Spraying, and Diffusing 36 30 41 46 52 205
112 Sewing 45 48 29 45 34 201
083 Cutting 37 35 29 46 51 198
181 Acoustics 44 37 41 41 34 197
024 Buckles, Buttons, Clasps, Etc. 29 22 36 57 52 196
206 Special Receptacle or Package 40 38 33 34 37 182
420 Alloys or Metallic Compositions 23 26 25 43 62 179
374 Thermal Measuring and Testing 31 44 37 34 31 177
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 42 56 47 20 12 177
173 Tool Driving or Impacting 24 32 39 37 39 171
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 40 33 26 29 36 164
049 Movable or Removable Closures 17 34 37 39 31 158
367 Communications, Electrical: Acoustic Wave Systems and Devices 22 21 28 39 44 154
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 22 28 32 41 30 153
052 Static Structures (e.g., Buildings) 28 33 34 29 27 151
292 Closure Fasteners 24 20 37 39 27 147
376 Induced Nuclear Reactions: Processes, Systems, and Elements 20 18 28 47 29 142
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 40 27 20 28 25 140
162 Paper Making and Fiber Liberation 28 35 23 28 23 137
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 25 25 33 26 26 135
033 Geometrical Instruments 33 25 28 24 25 135
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 19 28 30 25 33 135
285 Pipe Joints or Couplings 29 30 20 19 37 135
030 Cutlery 25 29 22 30 25 131
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 38 29 21 16 27 131
095 Gas Separation: Processes 25 20 33 29 23 130
222 Dispensing (apparatus and process) 16 19 36 33 26 130
504 Plant Protecting and Regulating Compositions 12 30 28 32 27 129
053 Package Making 18 26 24 25 29 122
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 16 16 35 30 25 122
338 Electrical Resistors 38 31 23 14 12 118
269 Work Holders 19 24 33 24 16 116
601 Surgery: Kinesitherapy 21 22 24 22 27 116
409 Gear Cutting, Milling, or Planing 19 12 25 33 26 115
194 Check-Actuated Control Mechanisms 11 21 24 32 24 112
366 Agitating (e.g., of articles and materials) 18 26 13 32 23 112
505 Superconductor Technology: Apparatus, Material, Process 15 25 11 24 37 112
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 16 14 23 27 31 111
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 29 17 23 17 25 111
227 Elongated-Member-Driving Apparatus 29 22 30 15 14 110
209 Classifying, Separating, and Assorting Solids 20 20 14 22 32 108
401 Coating Implements with Material Supply 26 23 18 19 18 104
241 Solid Material Comminution or Disintegration 25 24 19 15 14 97
407 Cutters, for Shaping 16 14 18 27 21 96
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 26 24 20 14 7 91
408 Cutting by Use of Rotating Axially Moving Tool 9 14 22 28 18 91
433 Dentistry 14 21 17 16 21 89
261 Gas and Liquid Contact Apparatus 18 22 23 11 14 88
585 Chemistry of Hydrocarbon Compounds 17 23 20 16 12 88
184 Lubrication 21 17 15 18 14 85
294 Handling: Hand and Hoist-Line Implements 8 16 17 28 16 85
002 Apparel 20 19 17 12 16 84
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 7 9 13 14 40 83
034 Drying and Gas or Vapor Contact with Solids 14 20 16 15 17 82
051 Abrasive Tool Making Process, Material, or Composition 14 13 17 21 16 81
607 Surgery: Light, Thermal, and Electrical Application 15 18 17 17 13 80
138 Pipes and Tubular Conduits 8 12 13 16 30 79
293 Vehicle Fenders 19 8 9 21 22 79
392 Electric Resistance Heating Devices 22 16 9 18 14 79
092 Expansible Chamber Devices 10 8 11 19 30 78
322 Electricity: Single Generator Systems 11 15 20 24 8 78
070 Locks 20 19 17 13 7 76
403 Joints and Connections 9 8 14 12 33 76
454 Ventilation 9 9 17 19 21 75
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 7 10 25 17 14 73
266 Metallurgical Apparatus 15 20 19 6 12 72
048 Gas: Heating and Illuminating 9 18 18 20 6 71
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 10 20 9 13 18 70
244 Aeronautics and Astronautics 9 7 17 15 20 68
850 Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] 16 17 20 12 3 68
004 Baths, Closets, Sinks, and Spittoons 9 17 12 14 15 67
215 Bottles and Jars 7 15 14 17 13 66
301 Land Vehicles: Wheels and Axles 6 4 9 21 26 66
105 Railway Rolling Stock 2 10 13 20 17 62
114 Ships 16 11 15 7 12 61
177 Weighing Scales 14 12 10 12 12 60
434 Education and Demonstration 10 7 14 14 15 60
082 Turning (e.g., for metal working) 13 10 16 13 6 58
119 Animal Husbandry 12 19 8 8 10 57
432 Heating 15 9 9 7 16 56
492 Roll or Roller 8 15 6 17 10 56
005 Beds 12 4 10 10 16 52
099 Foods and Beverages: Apparatus 5 10 15 15 7 52
273 Amusement Devices: Games 7 10 20 9 6 52
056 Harvesters 11 14 10 5 11 51
482 Exercise Devices 23 14 5 3 6 51
312 Supports: Cabinet Structure 4 8 9 10 19 50
419 Powder Metallurgy Processes 16 9 8 4 12 49
221 Article Dispensing 9 6 7 10 15 47
044 Fuel and Related Compositions 8 4 10 14 10 46
208 Mineral Oils: Processes and Products 7 6 5 16 12 46
081 Tools 10 5 10 10 9 44
236 Automatic Temperature and Humidity Regulation 7 12 6 15 4 44
412 Bookbinding: Process and Apparatus 8 8 7 4 17 44
036 Boots, Shoes, and Leggings 7 12 10 7 7 43
091 Motors: Expansible Chamber Type 13 7 5 9 9 43
116 Signals and Indicators 8 6 7 8 14 43
122 Liquid Heaters and Vaporizers 5 7 11 11 9 43
160 Flexible or Portable Closure, Partition, or Panel 8 5 7 12 11 43
405 Hydraulic and Earth Engineering 4 5 9 10 15 43
431 Combustion 6 5 6 10 16 43
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 11 13 3 11 5 43
332 Modulators 12 11 4 10 5 42
337 Electricity: Electrothermally or Thermally Actuated Switches 5 11 7 9 10 42
446 Amusement Devices: Toys 7 11 13 8 3 42
131 Tobacco 9 4 13 7 7 40
383 Flexible Bags 9 6 8 11 6 40
100 Presses 5 7 6 10 11 39
132 Toilet 6 10 7 6 10 39
110 Furnaces 2 3 14 15 4 38
057 Textiles: Spinning, Twisting, and Twining 6 12 8 3 7 36
047 Plant Husbandry 10 9 6 4 6 35
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 3 2 10 4 15 34
602 Surgery: Splint, Brace, or Bandage 6 8 10 7 3 34
224 Package and Article Carriers 2 7 4 9 11 33
102 Ammunition and Explosives 4 9 6 7 6 32
211 Supports: Racks 8 6 4 7 5 30
494 Imperforate Bowl: Centrifugal Separators 9 2 7 3 9 30
483 Tool Changing 3 5 6 8 7 29
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 4 7 8 10 29
068 Textiles: Fluid Treating Apparatus 9 3 5 8 3 28
126 Stoves and Furnaces 7 4 4 9 4 28
476 Friction Gear Transmission Systems or Components 4 3 6 5 9 27
040 Card, Picture, or Sign Exhibiting 2 3 8 7 6 26
125 Stone Working 5 4 6 5 5 25
279 Chucks or Sockets 1 10 7 0 7 25
305 Wheel Substitutes for Land Vehicles 7 5 3 5 5 25
254 Implements or Apparatus for Applying Pushing or Pulling Force 4 4 8 4 4 24
588 Hazardous or Toxic Waste Destruction or Containment 2 4 4 7 7 24
043 Fishing, Trapping, and Vermin Destroying 2 2 7 6 5 22
104 Railways 4 7 5 4 2 22
329 Demodulators 7 10 2 1 2 22
059 Chain, Staple, and Horseshoe Making 3 3 6 6 3 21
108 Horizontally Supported Planar Surfaces 4 5 5 2 5 21
191 Electricity: Transmission To Vehicles 1 2 4 2 12 21
212 Traversing Hoists 0 3 6 5 7 21
037 Excavating 3 2 3 5 7 20
140 Wireworking 4 3 4 4 5 20
172 Earth Working 4 1 5 3 7 20
229 Envelopes, Wrappers, and Paperboard Boxes 5 2 4 3 6 20
066 Textiles: Knitting 5 3 6 4 0 18
139 Textiles: Weaving 6 4 1 2 5 18
225 Severing by Tearing or Breaking 3 3 3 7 2 18
226 Advancing Material of Indeterminate Length 2 2 0 2 12 18
283 Printed Matter 2 5 5 2 4 18
124 Mechanical Guns and Projectors 7 4 2 2 2 17
178 Telegraphy 3 5 5 1 3 17
202 Distillation: Apparatus 4 5 4 1 3 17
406 Conveyors: Fluid Current 1 4 4 4 4 17
028 Textiles: Manufacturing 2 4 0 5 5 16
169 Fire Extinguishers 1 3 6 4 2 16
453 Coin Handling 0 2 5 1 8 16
237 Heating Systems 5 2 5 0 2 14
298 Land Vehicles: Dumping 2 2 1 3 6 14
452 Butchering 2 4 2 1 5 14
127 Sugar, Starch, and Carbohydrates 0 0 6 0 7 13
203 Distillation: Processes, Separatory 2 3 2 4 2 13
249 Static Molds 5 2 1 2 3 13
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 4 2 3 3 12
246 Railway Switches and Signals 0 1 1 0 10 12
472 Amusement Devices 4 1 2 5 0 12
014 Bridges 6 2 1 0 2 11
023 Chemistry: Physical Processes 4 1 2 2 2 11
086 Ammunition and Explosive-Charge Making 3 1 5 1 1 11
175 Boring or Penetrating the Earth 5 4 1 0 1 11
193 Conveyors, Chutes, Skids, Guides, and Ways 1 1 1 6 2 11
512 Perfume Compositions 2 3 3 1 2 11
149 Explosive and Thermic Compositions or Charges 5 2 1 0 1 9
299 Mining or In Situ Disintegration of Hard Material 0 1 2 2 4 9
373 Industrial Electric Heating Furnaces 1 0 3 2 3 9
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 1 2 5 1 0 9
171 Unearthing Plants or Buried Objects 2 2 0 3 1 8
223 Apparel Apparatus 5 0 0 2 1 8
238 Railways: Surface Track 1 2 3 1 1 8
346 Recorders 1 2 0 3 2 8
135 Tent, Canopy, Umbrella, or Cane 0 0 1 4 2 7
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 3 3 0 1 7
038 Textiles: Ironing or Smoothing 1 2 2 1 0 6
087 Textiles: Braiding, Netting, and Lace Making 1 0 1 3 1 6
144 Woodworking 3 1 0 0 2 6
182 Fire Escape, Ladder, or Scaffold 0 0 2 1 3 6
201 Distillation: Processes, Thermolytic 2 1 2 0 1 6
388 Electricity: Motor Control Systems 3 2 0 0 1 6
410 Freight Accommodation On Freight Carrier 1 1 3 1 0 6
441 Buoys, Rafts, and Aquatic Devices 0 3 1 1 1 6
450 Foundation Garments 0 2 0 1 3 6
019 Textiles: Fiber Preparation 1 0 0 1 3 5
026 Textiles: Cloth Finishing 2 1 2 0 0 5
071 Chemistry: Fertilizers 1 1 0 1 2 5
076 Metal Tools and Implements, Making 1 2 2 0 0 5
213 Railway Draft Appliances 0 1 1 2 1 5
404 Road Structure, Process, or Apparatus 0 0 2 2 1 5
232 Deposit and Collection Receptacles 0 0 0 1 3 4
256 Fences 1 0 0 1 2 4
300 Brush, Broom, and Mop Making 0 2 0 0 2 4
413 Sheet Metal Container Making 1 0 1 1 1 4
063 Jewelry 0 1 1 0 1 3
109 Safes, Bank Protection, or a Related Device 0 0 3 0 0 3
012 Boot and Shoe Making 1 1 0 0 0 2
042 Firearms 0 1 1 0 0 2
185 Motors: Spring, Weight, or Animal Powered 2 0 0 0 0 2
186 Merchandising 1 0 0 1 0 2
196 Mineral Oils: Apparatus 0 1 0 1 0 2
281 Books, Strips, and Leaves 0 1 1 0 0 2
334 Tuners 0 0 0 2 0 2
069 Leather Manufactures 0 0 1 0 0 1
089 Ordnance 1 0 0 0 0 1
150 Purses, Wallets, and Protective Covers 0 0 0 0 1 1
260 Chemistry of Carbon Compounds 0 0 1 0 0 1
295 Railway Wheels and Axles 0 0 0 1 0 1
352 Optics: Motion Pictures 0 0 0 1 0 1
ALL ALL CLASSES 46139 50677 51919 53848 52409 254992



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