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CPC Subgroup
B23B 5/28

for turning wheels or wheel sets or cranks thereon, i.e. wheel lathes

Full Title

Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor > for turning wheels or wheel sets or cranks thereon, i.e. wheel lathes

1 direct subcode

Child Classifications

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  • B23B 5/32 for reconditioning wheel sets without removing same from the vehicle; Underfloor wheel lathes for railway vehicles

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