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CPC Subgroup
B23H 3/02

Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits

Full Title

Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte > Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits

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