CPC Main Group
F16K 15/00 Check valves (valves specially adapted for inflatable balls A63B41/00)
4 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- F16K 15/02 with guided rigid valve members
- F16K 15/14 with flexible valve members
- F16K 15/18 with actuating mechanism; Combined check valves and actuated valves
- F16K 15/20 specially designed for inflatable bodies, e.g. tyres (connecting valves to inflatable bodies B60C29/00)
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