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DIFF Subgroup
B62D 11/12

using separate change-speed gearings

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Steering non-deflectable wheels; Steering endless tracks or the like > by differentially driving ground-engaging elements on opposite vehicle sides > by means of a single main power source > using gearings with differential power outputs on opposite sides, e.g. twin- differential or epicyclic gears > using separate change-speed gearings

CPC:

Steering non-deflectable wheels; Steering endless tracks or the like > by differentially driving ground-engaging elements on opposite vehicle sides > by means of a single main power source > using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears > using separate change-speed gearings

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

Top Applicants

Top Applicants (IPC)

Class B62,2013–2023, worldwide · Source: EPO PATSTAT

  1. HONDA MOTOR COMPANY JP 5,614
  2. HONDA MOTOR COMPANY 5,534
  3. TOYOTA MOTOR CORPORATION 5,128
  4. HYUNDAI MOTOR COMPANY KR 4,603
  5. FORD GLOBAL TECHNOLOGIES US 4,110
  6. SHIMANO JP 4,017
  7. KIA MOTORS CORPORATION KR 3,365
  8. BMW (BAYERISCHE MOTOREN WERKE) DE 3,336
  9. ROBERT BOSCH DE 2,971
  10. TOYOTA MOTOR CORPORATION JP 2,936

Top Applicants (CPC)

Class B62,2013–2023, worldwide · Source: EPO PATSTAT

  1. HONDA MOTOR COMPANY JP 5,923
  2. HYUNDAI MOTOR COMPANY KR 5,548
  3. FORD GLOBAL TECHNOLOGIES US 5,466
  4. KIA MOTORS CORPORATION KR 4,265
  5. HONDA MOTOR COMPANY 4,147
  6. SHIMANO JP 4,060
  7. ROBERT BOSCH DE 3,750
  8. TOYOTA MOTOR CORPORATION JP 3,683
  9. TOYOTA MOTOR CORPORATION 3,604
  10. BMW (BAYERISCHE MOTOREN WERKE) DE 3,538