Inventor
OHNAKA HIDEMI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “OHNAKA HIDEMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
13 patentsUS5551231ASep 3, 1996
Engine exhaust gas purification device
TOYOTA MOTOR CO LTD143 citations97
US6505594B1Jan 14, 2003
Control apparatus for internal combustion engine and method of controlling internal combustion engine
TOYOTA MOTOR CO LTD47 citations92
US5461857AOct 31, 1995
Engine exhaust gas purification device
TOYOTA MOTOR CO LTD51 citations92
US4825841AMay 2, 1989
Diagnosis device for an internal combustion engine exhaust gas recycling device
TOYOTA MOTOR CO LTD35 citations92
US5307783AMay 3, 1994
Boost pressure control system for an engine
TOYOTA MOTOR CO LTD36 citations91
US4870942AOct 3, 1989
Diagnosis device for exhaust gas recycling device of internal combustion engine
TOYOTA MOTOR CO LTD26 citations91
US4938196AJul 3, 1990
Control device for heater for oxygen sensor operative to correct target resistance with reference to standard power supply thereto
TOYOTA MOTOR CO LTD53 citations90
US4799466AJan 24, 1989
Deceleration control device of an internal combustion engine
TOYOTA MOTOR CO LTD21 citations82
US4594992AJun 17, 1986
Supercharger of an internal combustion engine having Roots pump
TOYOTA MOTOR CO LTD16 citations74
US5154155AOct 13, 1992
Boost pressure control system for a supercharged engine
TOYOTA MOTOR CO LTD15 citations72
US5150693ASep 29, 1992
Boost pressure control system for a supercharged engine
TOYOTA MOTOR CO LTD18 citations72
US4343277AAug 10, 1982
Throttle valve opening controller
TOYOTA MOTOR CO LTD8 citations72
US4426976AJan 24, 1984
Engine air/fuel ratio control system injecting bleed air into both fuel systems of double barreled carburetor
TOYOTA MOTOR CO LTD4 citations62