Inventor
ONAKA HIDEMI
JP11 patents
Patents
11 patentsUS5577484ANov 26, 1996
Method and apparatus for detecting trouble in exhaust-gas recirculation system
TOYOTA MOTOR CO LTD23 citations92
US5664548ASep 9, 1997
Apparatus for detecting trouble in exhaust-gas recirculation system
TOYOTA MOTOR CO LTD18 citations83
US6742497B1Jun 1, 2004
Device for controlling rotational speed of internal combustion engine
TOYOTA MOTOR CO LTD12 citations73
US4611568ASep 16, 1986
Internal combustion engine with by-pass control system for supercharger
TOYOTA MOTOR CO LTD9 citations73
US4058098ANov 15, 1977
Control system for use in exhaust gas recirculation system
TOYOTA MOTOR CO LTD7 citations72
US4341190AJul 27, 1982
Air-fuel ratio control device of an internal combustion engine
TOYOTA MOTOR CO LTD12 citations71
US4482508ANov 13, 1984
Altitude compensation device for internal combustion engine
TOYOTA MOTOR CO LTD4 citations62
US4206731AJun 10, 1980
Exhaust gas recirculation for an internal combustion engine
TOYOTA MOTOR CO LTD2 citations62
US4273092AJun 16, 1981
Exhaust gas recirculation system with engine load dependent performance
TOYOTA MOTOR CO LTD2 citations61
US4450809AMay 29, 1984
Ignition timing control system for an internal-combustion engine
TOYOTA MOTOR CO LTD6 citations60
US4383512AMay 17, 1983
Air-fuel ratio control device of an internal combustion engine
TOYOTA MOTOR CO LTD3 citations60