P

Inventor

TSUKAMOTO KEISUKE

JP40 patents
⚠️ This page may combine multiple inventors who share the name “TSUKAMOTO KEISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

14 patents
US4590907AMay 27, 1986

Method of adaptively controlling individual cylinder fuel injection quantities in electronically controlled diesel engine and device therefor

TOYOTA MOTOR CO LTD60 citations96
US5056491AOct 15, 1991

Apparatus for controlling an air-fuel ratio in an internal combustion engine

TOYOTA MOTOR CO LTD10 citations74
US4862853ASep 5, 1989

Method of controlling individual cylinder fuel injection quantities in electronically controlled diesel engine and device therefor

TOYOTA MOTOR CO LTD11 citations74
US4643154AFeb 17, 1987

Method of and device for controlling fuel injection timing in diesel engine

TOYOTA MOTOR CO LTD11 citations74
US4572130AFeb 25, 1986

Method of controlling individual cylinder fuel injection quantities in electronically controlled diesel engine and device therefor

TOYOTA MOTOR CO LTD12 citations74
US4561397ADec 31, 1985

Method of controlling individual cylinder fuel injection quantities in electronically controlled diesel engine and device therefor

TOYOTA MOTOR CO LTD19 citations74
US5060618AOct 29, 1991

Method and apparatus for controlling torque variations in an internal combustion engine

TOYOTA MOTOR CO LTD20 citations73
US5058556AOct 22, 1991

Device for determining activated condition of an oxygen sensor

TOYOTA MOTOR CO LTD18 citations73
US4879673ANov 7, 1989

Method and device for correcting a fuel injection quantity in a diesel engine

TOYOTA MOTOR CO LTD13 citations73
US4736726AApr 12, 1988

Method and system for controlling fuel ignition timing in diesel engine

TOYOTA MOTOR CO LTD15 citations71
US4726345AFeb 23, 1988

Method and device for controlling energization of high pressure electromagnetic valve

TOYOTA MOTOR CO LTD7 citations71
US5146885ASep 15, 1992

Air-fuel ratio control device for an engine

TOYOTA MOTOR CO LTD6 citations62
US5092297AMar 3, 1992

Air-fuel ratio control device for a vehicle engine

TOYOTA MOTOR CO LTD3 citations62
US5080074AJan 14, 1992

Air-fuel ratio control device of an internal combustion engine

TOYOTA MOTOR CO LTD0 citations41

TSUKAMOTO KEISUKE

6 patents

FUNAI ELECTRIC CO

5 patents

RENESAS TECH CORP

4 patents

RENESAS ELECTRONICS CORP

3 patents

FUJITSU TEN LTD

2 patents

EBARA CORP

1 patent

FUNAI ELETRIC CO LTD

1 patent

ASAHI DENSO CO LTD

1 patent

FUNERAL ELECTRIC CO LTD

1 patent

TAKEUCHI YOSUKE

1 patent

SANDISK TECHNOLOGIES LLC

1 patent