Inventor
TANAKA YUKIYASU
51 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA YUKIYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON SOKEN
24 patentsUS4106448AAug 15, 1978
Internal combustion engine and method of operation
NIPPON SOKEN50 citations93
US3982504ASep 28, 1976
Internal combustion engine
NIPPON SOKEN36 citations93
US4317432AMar 2, 1982
Two-cycle internal combustion engine
NIPPON SOKEN24 citations82
US4086885AMay 2, 1978
Carburetor for stratified internal combustion engine
NIPPON SOKEN29 citations82
US4034733AJul 12, 1977
Internal combustion engine
NIPPON SOKEN23 citations82
US3955538AMay 11, 1976
Fuel reforming system for an internal combustion engine
NIPPON SOKEN24 citations82
US4237831ADec 9, 1980
Two-cycle engine
NIPPON SOKEN24 citations77
US4143627AMar 13, 1979
Internal combustion engine
NIPPON SOKEN11 citations74
US4128081ADec 5, 1978
Torch ignition type internal combustion engine
NIPPON SOKEN16 citations74
US4127095ANov 28, 1978
Torch-ignition internal combustion engine
NIPPON SOKEN16 citations74
US4095565AJun 20, 1978
Method of operating an internal combustion engine
NIPPON SOKEN16 citations74
US4089310AMay 16, 1978
Internal combustion engine providing improved exhaust-gas purification
NIPPON SOKEN19 citations74
US4085713AApr 25, 1978
Torch ignition internal combustion engine
NIPPON SOKEN13 citations74
US4077363AMar 7, 1978
Internal combustion engine
NIPPON SOKEN9 citations74
US4066043AJan 3, 1978
Fuel reforming system for an internal combustion engine
NIPPON SOKEN14 citations74
US4034720AJul 12, 1977
Internal combustion engine
NIPPON SOKEN11 citations74
US3996910ADec 14, 1976
Fuel injection system for internal combustion engine
NIPPON SOKEN16 citations74
US3974818AAug 17, 1976
Internal combustion engine
NIPPON SOKEN18 citations74
US4216747AAug 12, 1980
Uniflow, double-opposed piston type two-cycle internal combustion engine
NIPPON SOKEN15 citations72
US4180039ADec 25, 1979
Fuel injection system for an internal combustion engine
NIPPON SOKEN5 citations63
US4176650ADec 4, 1979
Method for operating a multi-cylinder jump-spark ignition engine and operation control system thereof
NIPPON SOKEN5 citations63
US4084551AApr 18, 1978
Internal combustion engine
NIPPON SOKEN4 citations63
US4020817AMay 3, 1977
Internal combustion engine
NIPPON SOKEN5 citations63
US4244341AJan 13, 1981
Fuel injection system for an internal combustion engine
NIPPON SOKEN1 citations52
TOYOTA MOTOR CO LTD
22 patentsUS4491096AJan 1, 1985
Two-stroke cycle engine
TOYOTA MOTOR CO LTD32 citations93
US4480597ANov 6, 1984
Two-stroke cycle gasoline engine
TOYOTA MOTOR CO LTD30 citations93
US4357916ANov 9, 1982
Two-stroke cycle gasoline engine
TOYOTA MOTOR CO LTD29 citations93
US4312305AJan 26, 1982
Two-stroke cycle gasoline engine
TOYOTA MOTOR CO LTD30 citations93
US4257365AMar 24, 1981
Two-stroke cycle diesel engine
TOYOTA MOTOR CO LTD30 citations93
US4002151AJan 11, 1977
Diesel engine and method for improving the performance thereof
TOYOTA MOTOR CO LTD43 citations92
US4254745AMar 10, 1981
Two-stroke cycle gasoline engine
TOYOTA MOTOR CO LTD21 citations82
US4248183AFeb 3, 1981
Two-stroke cycle diesel engine
TOYOTA MOTOR CO LTD27 citations82
US4185596AJan 29, 1980
Two-stroke cycle gasoline engine
TOYOTA MOTOR CO LTD21 citations82
US4125094ANov 14, 1978
Internal combustion engine with an auxiliary combustion chamber
TOYOTA MOTOR CO LTD22 citations82
US4029075AJun 14, 1977
Combustion apparatus for an internal combustion engine
TOYOTA MOTOR CO LTD20 citations82
US4119065AOct 10, 1978
Internal combustion engine having an auxiliary combustion chamber and a method of control of combustion in said internal combustion engine
TOYOTA MOTOR CO LTD21 citations78
US4258669AMar 31, 1981
Two-stroke cycle gasoline engine
TOYOTA MOTOR CO LTD12 citations74
US4080938AMar 28, 1978
Combustion apparatus for an internal combustion engine
TOYOTA MOTOR CO LTD8 citations74
US4072134AFeb 7, 1978
Apparatus for supplying rich air/fuel mixture in an internal combustion engine
TOYOTA MOTOR CO LTD15 citations74
US4072136AFeb 7, 1978
Apparatus for supplying rich air/fuel mixture in an internal combustion engine
TOYOTA MOTOR CO LTD9 citations74
US4050422ASep 27, 1977
Apparatus for supplying rich air/fuel mixture in an internal combustion engine
TOYOTA MOTOR CO LTD11 citations74
US3980059ASep 14, 1976
Internal combustion engine
TOYOTA MOTOR CO LTD10 citations74
US3980060ASep 14, 1976
Internal combustion engine
TOYOTA MOTOR CO LTD14 citations74
US4287859ASep 8, 1981
Two-stroke cycle gasoline engine
TOYOTA MOTOR CO LTD6 citations63
US4072135AFeb 7, 1978
Apparatus for supplying a rich air/fuel mixture in an internal combustion engine
TOYOTA MOTOR CO LTD4 citations63
US4029062AJun 14, 1977
Auxiliary combustion chamber for internal combustion engine
TOYOTA MOTOR CO LTD2 citations63
KANSAI PAINT CO LTD
2 patentsYAMAZAKI MAZAK CORP
1 patentDAIHATSU MOTOR CO LTD
1 patentShowing the top 50 of 51 patents by PatentIndex Score.