CPC Subgroup
F15B 1/02 Installations or systems with accumulators
Full Title
Installations or systems with accumulators; Supply reservoir or sump assemblies > Installations or systems with accumulators
6 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- F15B 1/027 having accumulator charging devices
- F15B 1/04 Accumulators
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