Inventor
YUUKI KIYOSHI
JP8 patents
Patents
8 patentsUS5271906ADec 21, 1993
Exhaust emission control apparatus using catalytic converter with hydrocarbon absorbent
TOYOTA MOTOR CO LTD66 citations95
US5428955AJul 4, 1995
Device for controlling heating of catalyst for purifying exhaust gas
TOYOTA MOTOR CO LTD26 citations92
US5261230ANov 16, 1993
Device for controlling heating of catalyst for purifying exhaust gas
TOYOTA MOTOR CO LTD42 citations92
US5191763AMar 9, 1993
Device for controlling heating of catalyzer for purifying exhaust gas
TOYOTA MOTOR CO LTD15 citations72
US4095569AJun 20, 1978
Internal combustion engine with an exhaust gas recirculating device
TOYOTA MOTOR CO LTD7 citations72
US4231336ANov 4, 1980
Exhaust gas recirculation system for an internal combustion engine
TOYOTA MOTOR CO LTD5 citations61
US4191147AMar 4, 1980
EGR/ignition timing control system for an internal combustion engine
TOYOTA MOTOR CO LTD4 citations61
US4191143AMar 4, 1980
EGR/Ignition timing control system for an internal combustion engine
TOYOTA MOTOR CO LTD5 citations61