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DIFF Subgroup
B23H 7/30

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

Introduced: January 1985

Title

Titles differ between systems:

IPC: Moving electrode in the feed direction

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

Full Title

Full titles differ between systems:

IPC:

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

CPC:

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)

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class B23,2013–2023, worldwide · Source: EPO PATSTAT

  1. ITW (ILLINOIS TOOL WORKS) US 3,407
  2. FANUC JP 3,120
  3. DISCO ABRASIVE SYSTEM 2,777
  4. HAN'S LASER TECHNOLOGY INDUSTRY GROUP COMPANY 2,629
  5. ROBERT BOSCH DE 2,468
  6. FANUC 2,273
  7. DISCO CORPORATION JP 2,267
  8. GE (GENERAL ELECTRIC COMPANY) US 1,611
  9. CHINESE ACADEMY OF SCIENCES 1,534
  10. ISCAR IL 1,499

Top Applicants (CPC)

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