the jet being intermittent, i.e. pulse-jet

Introduced: September 1968

Title

Titles differ between systems:

IPC: the jet being intermittent, i.e. pulse jet

CPC: the jet being intermittent, i.e. pulse-jet

Full Title

Full titles differ between systems:

IPC:

Plants in which the working-fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof > the jet being intermittent, i.e. pulse jet

CPC:

Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof (rocket-engine plants F02K9/00) > the jet being intermittent, i.e. pulse-jet

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

Child Classifications

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F02K 7/04 with resonant combustion chambers IPC+CPC Available in IPC and CPC
F02K 7/06 with combustion chambers having valves IPC+CPC Available in IPC and CPC
F02K 7/075 with multiple pulse-jet engines since 1980 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