CPC Subgroup Additional Only
F16C 2223/30 Coating surfaces
Full Title
Surface treatments; Hardening; Coating > Coating surfaces
8 direct subcodes
Child Classifications
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- F16C 2223/32 by attaching pre-existing layers, e.g. resin sheets or foils by adhesion to a substrate; Laminating
- F16C 2223/40 by dipping in molten material
- F16C 2223/42 by spraying the coating material, e.g. plasma spraying
- F16C 2223/44 by casting molten material on the substrate
- F16C 2223/46 by welding, e.g. by using a laser to build a layer
- F16C 2223/60 by vapour deposition, e.g. PVD, CVD
- F16C 2223/70 by electroplating or electrolytic coating, e.g. anodising, galvanising
- F16C 2223/80 by powder coating
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