P

Inventor

KODAMA KATSUHIKO

JP8 patents
⚠️ This page may combine multiple inventors who share the name “KODAMA KATSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON DENSO CO

6 patents
US5299546AApr 5, 1994

Air-fuel ratio control apparatus of internal combustion engine

NIPPON DENSO CO27 citations92
US4454847AJun 19, 1984

Method for controlling the air-fuel ratio in an internal combustion engine

NIPPON DENSO CO32 citations92
US5279114AJan 18, 1994

Apparatus for detecting deterioration of catalyst of internal combustion engine

NIPPON DENSO CO33 citations91
US4430976AFeb 14, 1984

Method for controlling air/fuel ratio in internal combustion engines

NIPPON DENSO CO22 citations82
US4640257AFeb 3, 1987

Engine control with exhaust gas recirculation

NIPPON DENSO CO21 citations81
US4441473AApr 10, 1984

Closed loop mixture control using learning data resettable for fuel evaporation compensation

NIPPON DENSO CO11 citations73

TOYODA JIDOSHA KABUSHIKI KAISH

1 patent
US5406927AApr 18, 1995

Air-fuel ratio control apparatus for internal combustion engine

TOYODA JIDOSHA KABUSHIKI KAISH29 citations92

TOYOTA MOTOR CO LTD

1 patent
US5964202AOct 12, 1999

Controlling apparatus for throttle valve and for driving in internal combustion engine

TOYOTA MOTOR CO LTD8 citations73