F16H 57/04 Features relating to lubrication or cooling (control of lubrication or cooling in hydrostatic gearing F16H61/4165)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Features relating to lubrication or cooling
CPC: Features relating to lubrication or cooling (control of lubrication or cooling in hydrostatic gearing F16H61/4165)
Full Title
Full titles differ between systems:
General details of gearing > Features relating to lubrication or cooling
General details of gearing (of screw-and-nut gearing F16H25/00; of fluid gearing F16H39/00 - F16H43/00) > Features relating to lubrication or cooling (control of lubrication or cooling in hydrostatic gearing F16H61/4165)
CPC subdivides this area 19x more granularly than IPC with 18 additional codes.
18 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class F16,2013–2023, worldwide · Source: EPO PATSTAT
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 21,545
- ZAHNRADFABRIK FRIEDRICHSHAFEN DE 9,446
- TOYOTA MOTOR CORPORATION 7,215
- HYUNDAI MOTOR COMPANY KR 6,846
- ROBERT BOSCH DE 6,106
- NTN CORPORATION 5,305
- SKF SE 4,219
- KIA MOTORS CORPORATION KR 3,852
- NSK 3,850
- HONDA MOTOR COMPANY 3,639
Top Applicants (CPC)
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