Inventor
OHKAWA NOBUHISA
JP16 patents
Patents
16 patentsUS5590632AJan 7, 1997
Apparatus for computing the amount of intake air in internal combustion engine
TOYOTA MOTOR CO LTD117 citations96
US5494008AFeb 27, 1996
Valve timing control apparatus for engine
TOYOTA MOTOR CO LTD57 citations95
US5529034AJun 25, 1996
Valve timing control apparatus for engine
TOYOTA MOTOR CO LTD50 citations94
US4571683AFeb 18, 1986
Learning control system of air-fuel ratio in electronic control engine
TOYOTA MOTOR CO LTD67 citations94
US5715779AFeb 10, 1998
Abnormality detecting apparatus for internal combustion engine
TOYOTA MOTOR CO LTD36 citations92
US5664529ASep 9, 1997
Valve timing control apparatus with an initializing means
TOYOTA MOTOR CO LTD21 citations92
US5626109AMay 6, 1997
Valve timing control apparatus for engine
TOYOTA MOTOR CO LTD48 citations92
US5626108AMay 6, 1997
Abnormality detecting apparatus for internal combustion engine
TOYOTA MOTOR CO LTD44 citations92
US5623896AApr 29, 1997
Valve timing control apparatus for engine
TOYOTA MOTOR CO LTD23 citations92
US5628286AMay 13, 1997
Valve timing control apparatus for engine
TOYOTA MOTOR CO LTD36 citations91
US5537961AJul 23, 1996
Valve timing control apparatus for engine
TOYOTA MOTOR CO LTD46 citations89
US5678515AOct 21, 1997
Valve timing control apparatus with a disallowing means
TOYOTA MOTOR CO LTD15 citations81
US4513710AApr 30, 1985
Engine idling rotational speed control device
TOYOTA MOTOR CO LTD17 citations74
US4484552ANov 27, 1984
Engine idling rotational speed control device
TOYOTA MOTOR CO LTD13 citations74
US5664528ASep 9, 1997
Valve timing control apparatus with a restricting means
TOYOTA MOTOR CO LTD12 citations73
US4462375AJul 31, 1984
Method and apparatus for controlling fuel supply of an internal combustion engine
TOYOTA MOTOR CO LTD9 citations73