Inventor
SAKURAI SHIGENORI
JP9 patents
Patents
9 patentsUS5483795AJan 16, 1996
Exhaust purification device of internal combustion engine
TOYOTA MOTOR CO LTD138 citations98
US4540479ASep 10, 1985
Oxygen sensor element with a ceramic heater and a method for manufacturing it
TOYOTA MOTOR CO LTD58 citations95
US4574627AMar 11, 1986
Air-fuel ratio detector and method of measuring air-fuel ratio
TOYOTA MOTOR CO LTD36 citations91
US4570479AFeb 18, 1986
Air-fuel ratio detector and method of measuring air-fuel ratio
TOYOTA MOTOR CO LTD19 citations80
US4083344AApr 11, 1978
System for controlling vaporized hydrocarbon of fuel for a gasoline engine
TOYOTA MOTOR CO LTD14 citations73
US4452687AJun 5, 1984
Leanness sensor
TOYOTA MOTOR CO LTD7 citations71
US4395319AJul 26, 1983
Lean sensor
TOYOTA MOTOR CO LTD9 citations71
US4553424ANov 19, 1985
Method for detecting an oxygen concentration and a method for controlling an air-to-fuel ratio based on the detected oxygen concentration
TOYOTA MOTOR CO LTD7 citations70
US4514277AApr 30, 1985
Oxygen sensor element
TOYOTA MOTOR CO LTD12 citations70