Inventor

BESSHO HIRONORI

JP13 patents

Patents

13 patents

US4739614AApr 26, 1988

Double air-fuel ratio sensor system in internal combustion engine

TOYOTA MOTOR CO LTD70 citations96

US5088281AFeb 18, 1992

Method and apparatus for determining deterioration of three-way catalysts in double air-fuel ratio sensor system

TOYOTA MOTOR CO LTD111 citations95

US4693076ASep 15, 1987

Double air-fuel ratio sensor system having improved response characteristics

TOYOTA MOTOR CO LTD24 citations82

US4391243AJul 5, 1983

Method and apparatus of supplying fuel in electronic control fuel injection engine

TOYOTA MOTOR CO LTD19 citations81

US4745741AMay 24, 1988

Double air-fuel ratio sensor system having improved response characteristics

TOYOTA MOTOR CO LTD19 citations74

US4729219AMar 8, 1988

Double air-fuel ratio sensor system having improved response characteristics

TOYOTA MOTOR CO LTD13 citations74

US4703619ANov 3, 1987

Double air-fuel ratio sensor system having improved response characteristics

TOYOTA MOTOR CO LTD8 citations74

US4446823AMay 8, 1984

Internal combustion engine passage construction with intake tubes extending along surge tank wall

TOYOTA MOTOR CO LTD15 citations73

US4170112AOct 9, 1979

Internal combustion engine of cleaned exhaust gas

TOYOTA MOTOR CO LTD9 citations73

US4096691AJun 27, 1978

Catalyst container for use in exhaust manifold

TOYOTA MOTOR CO LTD11 citations73

US4005576AFeb 1, 1977

Internal combustion engine exhaust manifold with cylindrical built-in catalyst container

TOYOTA MOTOR CO LTD8 citations73

US4186697AFeb 5, 1980

Exhaust gas purification promoting device

TOYOTA MOTOR CO LTD15 citations72

US4528963AJul 16, 1985

Method of and system for controlling restart of engine

TOYOTA MOTOR CO LTD15 citations71