P

Inventor

WATANABE YOSHIMASA

JP31 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE YOSHIMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

17 patents
US6513505B2Feb 4, 2003

Fuel feeding device for engine

TOYOTA MOTOR CO LTD83 citations97
US7000600B1Feb 21, 2006

Fuel injection control apparatus for internal combustion engine

TOYOTA MOTOR CO LTD39 citations92
US5941066AAug 24, 1999

Device for purifying the exhaust gas of an internal combustion engine

TOYOTA MOTOR CO LTD41 citations92
US5386805AFeb 7, 1995

Cooling system of an internal combustion engine

TOYOTA MOTOR CO LTD29 citations92
US6729297B2May 4, 2004

Fuel injection control device

TOYOTA MOTOR CO LTD48 citations91
US5930995AAug 3, 1999

Exhaust gas purification device for a compression-ignition combustion engine

TOYOTA MOTOR CO LTD48 citations91
US5851249ADec 22, 1998

Particulate trap for a diesel engine

TOYOTA MOTOR CO LTD22 citations91
US5787709AAug 4, 1998

Exhaust manifold

TOYOTA MOTOR CO LTD27 citations91
US5727386AMar 17, 1998

Structure of an exhaust manifold branch collecting portion

TOYOTA MOTOR CO LTD29 citations91
US6684855B2Feb 3, 2004

Common rail fuel injection apparatus and control method thereof

TOYOTA MOTOR CO LTD13 citations83
US7461634B2Dec 9, 2008

Fuel injection amount correction method for pressure boosting fuel injection apparatus

TOYOTA MOTOR CO LTD7 citations73
US7040293B2May 9, 2006

Fuel injection system

TOYOTA MOTOR CO LTD9 citations72
US7506635B2Mar 24, 2009

Fuel injection system

TOYOTA MOTOR CO LTD5 citations61
US7370636B2May 13, 2008

Fuel injection system

TOYOTA MOTOR CO LTD3 citations61
US12227099B2Feb 18, 2025

Power supply device, non-transistory computer readable storage medium, and power supply control system

TOYOTA MOTOR CO LTD0 citations59
US11945336B2Apr 2, 2024

Information creation apparatus, information creation program, and power supply control system

TOYOTA MOTOR CO LTD0 citations59
US12434576B2Oct 7, 2025

Power supply control device, power supply control program, and power supply control system

TOYOTA MOTOR CO LTD0 citations49

TOKYO ELECTRON LTD

4 patents

SUMITOMO ELECTRIC INDUSTRIES

4 patents

MITSUBISHI ELECTRIC CORP

3 patents

WATANABE YOSHIMASA

2 patents

FUJITSU LTD

1 patent