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IPC Subgroup
B25B 13/44

of the chuck type

Introduced: September 1968

Last revised: January 2006

Full Title

Spanners; Wrenches > of the chuck type

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; HANDLES FOR HAND IMPLEMENTS; WORKSHOP EQUIPMENT; MANIPULATORS
Subclass:
TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING

Related Keywords

CHUCK(S) wrenchesCLAMP(S) chuck wrenches

Top Applicants

Top 10 applicants by patent filingsfor class B25, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 4,635
  2. FANUC JP 3,353
  3. ROBERT BOSCH DE 2,950
  4. LG ELECTRONICS KR 2,397
  5. HILTI LI 2,243
  6. FANUC 2,234
  7. SEIKO EPSON CORPORATION 2,131
  8. KAWASAKI HEAVY IND JP 1,940
  9. MAKITA CORPORATION 1,851
  10. SAMSUNG ELECTRONICS COMPANY KR 1,562