CPC Main Group Additional Only
B23C 2222/00 Materials of tools or workpieces composed of metals, alloys or metal matrices
15 direct subcodes
Child Classifications
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- B23C 2222/04 Aluminium
- B23C 2222/06 Babbitt metal
- B23C 2222/12 Brass
- B23C 2222/14 Cast iron
- B23C 2222/16 Cermet
- B23C 2222/28 Details of hard metal, i.e. cemented carbide
- B23C 2222/32 Details of high-speed steel
- B23C 2222/52 Magnesium
- B23C 2222/61 Metal matrices with metallic or non-metallic particles or fibres
- B23C 2222/64 Nickel
- B23C 2222/76 Silver
- B23C 2222/78 Sodium
- B23C 2222/84 Steel
- B23C 2222/88 Titanium
- B23C 2222/98 Zinc
Top Applicants
Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT
- ITW (ILLINOIS TOOL WORKS) US 3,642
- DISCO CORPORATION JP 3,316
- FANUC JP 3,111
- ROBERT BOSCH DE 2,711
- FANUC 2,163
- GE (GENERAL ELECTRIC COMPANY) US 2,113
- ISCAR IL 1,516
- SIEMENS DE 1,459
- LINCOLN GLOBAL US 1,433
- KOBE STEEL JP 1,423