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CPC Main Group
B23C 3/00

Milling particular work; Special milling operations; Machines therefor (milling gear-teeth B23F, )

15 direct subcodes

Child Classifications

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  • B23C 3/06 Milling crankshafts
  • B23C 3/08 Milling cams, camshafts, or the like
  • B23C 3/10 Relieving by milling
  • B23C 3/13 Surface milling of plates, sheets or strips
  • B23C 3/14 Scrubbing or peeling ingots or similar workpieces
  • B23C 3/22 Forming overlapped joints, e.g. of the ends of piston-rings
  • B23C 3/24 Making square or polygonal ends on workpieces, e.g. key studs on tools
  • B23C 3/26 Making square or polygonal holes in workpieces, e.g. key holes in tools
  • B23C 3/36 Milling milling-cutters (B23C3/28 takes precedence)

Top Applicants

Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT

  1. ITW (ILLINOIS TOOL WORKS) US 3,642
  2. DISCO CORPORATION JP 3,316
  3. FANUC JP 3,111
  4. ROBERT BOSCH DE 2,711
  5. FANUC 2,163
  6. GE (GENERAL ELECTRIC COMPANY) US 2,113
  7. ISCAR IL 1,516
  8. SIEMENS DE 1,459
  9. LINCOLN GLOBAL US 1,433
  10. KOBE STEEL JP 1,423