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control or regulation of electric motors, electric generatorsor dynamo-electric converters (431996) 431996
controlling transformers, reactors or choke coils (431996) 431996
conversion or distribution of electric power (431996) 431996
electricity (431996) 431996
generation (431996) 431996
performing operations (77991) 77991
transporting (77991) 77991
physics (70486) 70486
blasting (46021) 46021
heating (46021) 46021
lighting (46021) 46021
mechanical engineering (46021) 46021
weapons (46021) 46021
dynamo-electric machines (46006) 46006
apparatus for conversion between ac and ac, between ac and dc,or between dc and dc, and for use with mains or similar powersupply systems (45439) 45439
control or regulation thereof (45439) 45439
conversion of dc or ac input power into surge outputpower (45439) 45439
vehicles in general (41491) 41491
general tagging of cross-sectional technologies spanning over several sections of the ipc (38926) 38926
general tagging of new technological developments (38926) 38926
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (38926) 38926
controlling (34051) 34051
regulating (34051) 34051
technologies or applications for mitigation or adaptation againstclimate change (29911) 29911
electric equipment or propulsion of electrically-propelledvehicles (29572) 29572
electrodynamic brake systems for vehicles, in general (29572) 29572
magnetic suspension or levitation for vehicles (29572) 29572
circuit arrangements or systems for supplying or distributingelectric power (25138) 25138
systems for storing electric energy (25138) 25138
measuring (21205) 21205
testing (21205) 21205
emergency protective circuit arrangements (20270) 20270
control or regulating systems in general (19115) 19115
functional elements of such systems (19115) 19115
monitoring or testing arrangements for such systems orelements (19115) 19115
climate change mitigation technologies related totransportation (18029) 18029
basic electric elements (14853) 14853
systems for controlling or regulating non-electric variables (13108) 13108
combustion engines (11951) 11951
hot-gas or combustion-product engine plants (11951) 11951
measuring electric variables (10458) 10458
measuring magnetic variables (10458) 10458
technical subjects covered by former uspc (10412) 10412
positive displacement machines for liquids (10171) 10171
pumps for liquids or elastic fluids (10171) 10171
machines or engines for liquids (9796) 9796
or a reactive propulsive thrust, not otherwise provided for (9796) 9796
producing mechanical power (9796) 9796
wind, spring weight and miscellaneous motors (9796) 9796
land vehicles for travelling otherwise than on rails (9269) 9269
motor vehicles (8377) 8377
trailers (8377) 8377
basic electronic circuitry (8226) 8226
engineering elements and units (8076) 8076
general measures for producing and maintaining effectivefunctioning of machines or installations (8076) 8076
thermal insulation in general (8076) 8076
information storage (8048) 8048
information storage based on relative movement between recordcarrier and transducer (7940) 7940
human necessities (7843) 7843
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (7828) 7828
fixed constructions (7526) 7526
hauling (7496) 7496
hoisting (7496) 7496
lifting (7496) 7496
wind motors (7263) 7263
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (6652) 6652
arrangement or mounting of plural diverse prime-movers invehicles (6170) 6170
arrangement or mounting of propulsion units or oftransmissions in vehicles (6170) 6170
arrangements in connection with cooling, air intake, gasexhaust or fuel supply of propulsion units, in vehicles (6170) 6170
auxiliary drives for vehicles (6170) 6170
instrumentation or dashboards for vehicles (6170) 6170
systems for regulating electric or magnetic variables (6028) 6028
pulse technique (5870) 5870
controlling combustion engines (5837) 5837
pumps (5700) 5700
textiles (5622) 5622
conjoint control of vehicle sub-units of different type ordifferent function (5314) 5314
control systems specially adapted for hybrid vehicles (5314) 5314
road vehicle drive control systems for purposes not related tothe control of a particular sub-unit (5314) 5314
elevators (5180) 5180
escalators or moving walkways (5180) 5180
electric switches (4850) 4850
emergency protective devices (4850) 4850
relays (4850) 4850
selectors (4850) 4850
non-positive displacement pumps (4785) 4785
electric techniques not otherwise provided for (4748) 4748
electric communication technique (4705) 4705
calculating (4637) 4637
computing (4637) 4637
counting (4637) 4637
engine plants in general (4388) 4388
machines or engines in general (4388) 4388
steam engines (4388) 4388
conveying (4369) 4369
handling thin or filamentary material (4369) 4369
packing (4369) 4369
storing (4369) 4369
indicating presence, absence, or direction, of movement (4335) 4335
measuring linear or angular speed, acceleration, deceleration,or shock (4335) 4335
more...
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English (361813) 361813
German (58508) 58508
French (55098) 55098
Chinese (54359) 54359
Japanese (20587) 20587
Korean (11958) 11958
Russian (7336) 7336
Spanish (4141) 4141
Portuguese (2413) 2413
Italian (1973) 1973
Swedish (1687) 1687
Finnish (1198) 1198
Danish (934) 934
Dutch (737) 737
Polish (591) 591
Norwegian (461) 461
Romanian (366) 366
Ukrainian (286) 286
Czech (156) 156
Turkish (131) 131
Bulgarian (107) 107
Hungarian (68) 68
Slovak (51) 51
Greek (42) 42
Slovenian (42) 42
Latvian (30) 30
Indonesian (28) 28
Croatian (22) 22
Serbian (20) 20
Hebrew (16) 16
Lithuanian (12) 12
Estonian (6) 6
Icelandic (5) 5
Arabic (4) 4
more...
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