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PCE
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CPC Subgroup
F15B 11/18

used in combination for obtaining stepwise operation of a single controlled member

Full Title

Servomotor systems without provision for follow-up action; (F15B3/00 takes precedence) > with two or more servomotors > used in combination for obtaining stepwise operation of a single controlled member

2 direct subcodes

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class F15, 2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 1,281
  2. SMC CORPORATION JP 865
  3. HITACHI CONSTRUCTION MACHINERY COMPANY JP 814
  4. KYB CORPORATION JP 584
  5. SCHAEFFLER TECHNOLOGIES & COMPANY DE 536
  6. CATERPILLAR US 532
  7. FESTO & COMPANY DE 486
  8. JOHN DEERE US 419
  9. KAWASAKI HEAVY IND JP 368
  10. HAMILTON SUNDSTRAND US 368