CPC Subgroup Additional Only
Y10S 388/924 Centrifugal device, e.g. governor
Full Title
Electricity: motor control systems > Specific feedback condition or device > Centrifugal device, e.g. governor
4 direct subcodes
Child Classifications
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- Y10S 388/925 including contacts which open and close motor circuit
- Y10S 388/926 Which controls a vacuum tube or solid-state device in motor circuit
- Y10S 388/927 Which varies resistance of motor circuit
- Y10S 388/928 Which controls position of commutator brushes
Top Applicants
Top 10 applicants by patent filingsfor class Y10, 2013–2023, worldwide · Source: EPO PATSTAT
- BOEING COMPANY US 2,373
- FORD GLOBAL TECHNOLOGIES US 2,244
- HYUNDAI MOTOR COMPANY KR 2,186
- TOYOTA MOTOR CORPORATION JP 1,997
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,837
- GE (GENERAL ELECTRIC COMPANY) US 1,794
- SAMSUNG ELECTRONICS COMPANY KR 1,705
- CORNING US 1,569
- TOYOTA MOTOR CORPORATION 1,403
- LG CHEM KR 1,364