CPC Subgroup
F15B 13/042 operated by fluid pressure
Full Title
Details of servomotor systems ( F15B15/00 take precedence) > Fluid distribution or supply devices characterised by their adaptation to the control of servomotors > for use with a single servomotor > operated by fluid pressure
4 direct subcodes
Child Classifications
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- F15B 13/043 with electrically-controlled pilot valves
Top Applicants
Top 10 applicants by patent filingsfor class F15, 2013–2023, worldwide · Source: EPO PATSTAT
- ROBERT BOSCH DE 1,281
- SMC CORPORATION JP 865
- HITACHI CONSTRUCTION MACHINERY COMPANY JP 814
- KYB CORPORATION JP 584
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 536
- CATERPILLAR US 532
- FESTO & COMPANY DE 486
- JOHN DEERE US 419
- KAWASAKI HEAVY IND JP 368
- HAMILTON SUNDSTRAND US 368