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DIFF Subgroup
F02P 3/05

for control of the magnitude of the current in the ignition coil (during starting F02P15/12)

Introduced: January 1985

Title

Titles differ between systems:

IPC: for control of the magnitude of the current in the ignition coil

CPC: for control of the magnitude of the current in the ignition coil (during starting F02P15/12)

Full Title

Full titles differ between systems:

IPC:

Other electric spark ignition installations characterised by the type of ignition power generation storage > having inductive energy storage, e.g. arrangements of induction coils > Layout of circuits > for control of the magnitude of the current in the ignition coil

CPC:

Other installations > having inductive energy storage, e.g. arrangements of induction coils > Layout of circuits > for control of the magnitude of the current in the ignition coil (during starting F02P15/12)

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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Top Applicants

Top Applicants (IPC)

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

  1. TOYOTA MOTOR CORPORATION 8,687
  2. ROBERT BOSCH DE 8,328
  3. FORD GLOBAL TECHNOLOGIES US 7,423
  4. GE (GENERAL ELECTRIC COMPANY) US 5,732
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 5,592
  6. HYUNDAI MOTOR COMPANY KR 4,699
  7. TOYOTA MOTOR CORPORATION JP 4,541
  8. DENSO CORPORATION 3,711
  9. WEICHAI POWER COMPANY 3,486
  10. SAFRAN AIRCRAFT ENGINES FR 3,249

Top Applicants (CPC)

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 8,801
  2. FORD GLOBAL TECHNOLOGIES US 8,171
  3. GE (GENERAL ELECTRIC COMPANY) US 6,957
  4. HYUNDAI MOTOR COMPANY KR 5,390
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 5,250
  6. TOYOTA MOTOR CORPORATION JP 5,214
  7. TOYOTA MOTOR CORPORATION 4,149
  8. DENSO CORPORATION JP 3,400
  9. KIA MOTORS CORPORATION KR 3,388
  10. SAFRAN AIRCRAFT ENGINES FR 3,332