CPC Subgroup Additional Only
F16D 2500/504 Relating the engine
Full Title
External control of clutches by electric or electronic means > Problem to be solved by the control system > Relating the engine
5 direct subcodes
Child Classifications
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- F16D 2500/5041 Control of engine accessories, e.g. air conditioning, pumps, auxiliary drive
- F16D 2500/5043 Engine fuel consumption
- F16D 2500/5045 Control of engine at idle, i.e. controlling engine idle conditions, e.g. idling speed
- F16D 2500/5046 Preventing engine over-speed, e.g. by actuation of the main clutch
- F16D 2500/5048 Stall prevention
Top Applicants
Top 10 applicants by patent filingsfor class F16, 2013–2023, worldwide · Source: EPO PATSTAT
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 22,817
- ZAHNRADFABRIK FRIEDRICHSHAFEN DE 10,523
- HYUNDAI MOTOR COMPANY KR 7,933
- ROBERT BOSCH DE 7,059
- KIA MOTORS CORPORATION KR 4,867
- SKF SE 4,729
- TOYOTA MOTOR CORPORATION JP 4,111
- FORD GLOBAL TECHNOLOGIES US 3,838
- GM GLOBAL TECHNOLOGY OPERATIONS US 3,575
- TOYOTA MOTOR CORPORATION 3,499