DIFF Subgroup
F02D 41/38 of the high pressure type
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Electrical control of supply of combustible mixture or its constituents > Controlling fuel injection > of the high pressure type
CPC:
Electrical control of supply of combustible mixture or its constituents (F02D43/00 takes precedence ) > Controlling fuel injection > of the high pressure type
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
Note: 1 CPC extensions are marked as secondary classification only.
IPC defines codes here since 1985.
Child Classifications
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- F02D 41/40 with means for controlling injection timing or duration since 1985 +3 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class F02,2013–2023, worldwide · Source: EPO PATSTAT
- TOYOTA MOTOR CORPORATION 8,687
- ROBERT BOSCH DE 8,328
- FORD GLOBAL TECHNOLOGIES US 7,423
- GE (GENERAL ELECTRIC COMPANY) US 5,732
- UNITED TECHNOLOGIES CORPORATION (UTC) US 5,592
- HYUNDAI MOTOR COMPANY KR 4,699
- TOYOTA MOTOR CORPORATION JP 4,541
- DENSO CORPORATION 3,711
- WEICHAI POWER COMPANY 3,486
- SAFRAN AIRCRAFT ENGINES FR 3,249
Top Applicants (CPC)
Class F02,2013–2023, worldwide · Source: EPO PATSTAT
- ROBERT BOSCH DE 8,801
- FORD GLOBAL TECHNOLOGIES US 8,171
- GE (GENERAL ELECTRIC COMPANY) US 6,957
- HYUNDAI MOTOR COMPANY KR 5,390
- UNITED TECHNOLOGIES CORPORATION (UTC) US 5,250
- TOYOTA MOTOR CORPORATION JP 5,214
- TOYOTA MOTOR CORPORATION 4,149
- DENSO CORPORATION JP 3,400
- KIA MOTORS CORPORATION KR 3,388
- SAFRAN AIRCRAFT ENGINES FR 3,332