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PCE
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CPC Subgroup
B23H 7/30

Moving electrode in the feed direction (B23H7/32 takes precedence)

Full Title

Processes or apparatus applicable to both electrical discharge machining and electrochemical machining > Apparatus for moving or positioning electrode relatively to workpiece; Mounting of electrode > Moving electrode in the feed direction (B23H7/32 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