Inventor
YAMAMOTO HEISUKE
JP5 patents
Patents
5 patentsUS4168680ASep 25, 1979
Throttle valve opening control device
TOYOTA MOTOR CO LTD24 citations80
US4168681ASep 25, 1979
Butterfly valve opening degree setting device
TOYOTA MOTOR CO LTD14 citations71
US4206729AJun 10, 1980
Exhaust gas recirculation system
TOYOTA MOTOR CO LTD3 citations60
US4144852AMar 20, 1979
Method of controlling a throttle valve and a throttle valve opening control device
TOYOTA MOTOR CO LTD4 citations60
US4222355ASep 16, 1980
Exhaust gas recirculation apparatus for an internal combustion engine
TOYOTA MOTOR CO LTD0 citations34