CPC Subgroup Additional Only
F04C 2230/20 essentially without removing material
Full Title
Manufacture > essentially without removing material
7 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- F04C 2230/21 by casting
- F04C 2230/22 by sintering
- F04C 2230/23 by permanently joining parts together
- F04C 2230/24 by extrusion
- F04C 2230/25 by forging
- F04C 2230/26 by rolling
- F04C 2230/27 by hydroforming
Top Applicants
Top 10 applicants by patent filingsfor class F04, 2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 3,855
- ROBERT BOSCH DE 3,549
- GREE ELECTRIC APPLIANCES 2,273
- GE (GENERAL ELECTRIC COMPANY) US 2,126
- MITSUBISHI ELECTRIC CORPORATION JP 1,881
- UNITED TECHNOLOGIES CORPORATION (UTC) US 1,866
- SAFRAN AIRCRAFT ENGINES FR 1,499
- MITSUBISHI HEAVY INDUSTRIES JP 1,258
- TOYOTA INDUSTRIES CORPORATION JP 1,247
- ATLAS COPCO AIRPOWER BE 1,168