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CPC Main Group
B23B 13/00

Arrangements for automatically conveying or chucking or guiding stock

6 direct subcodes

Child Classifications

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  • B23B 13/04 for turning-machines with a plurality of working-spindles
  • B23B 13/06 Arrangements for switching-off the drive of turning-machines after the stock has been completely machined
  • B23B 13/08 Arrangements for reducing vibrations in feeding-passages or for damping noise (damping noise in general G10K)
  • B23B 13/10 with magazines for stock

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