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CPC Subgroup
B23F 15/06

Making gear teeth on the front surface of wheels, e.g. for clutches or couplings with toothed faces

Full Title

Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00 > Making gear teeth on the front surface of wheels, e.g. for clutches or couplings with toothed faces

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