Inventor
TOKUDA HIROATSU
JP26 patents
Patents
26 patentsUS6045764AApr 4, 2000
Exhaust gas purifying method and catalyst used therefor
HITACHI LTD68 citations96
US5508923AApr 16, 1996
Engine control system limiting engine output based on vehicle operating environments
HITACHI LTD56 citations96
US5496227AMar 5, 1996
Torque control method and apparatus for internal combustion engine and motor vehicles employing the same
HITACHI LTD77 citations96
US4887577ADec 19, 1989
Hot-wire type air flow meter and an internal combustion engine with the same
HITACHI LTD45 citations95
US5373448ADec 13, 1994
Knock detection device for an internal combustion engine
HITACHI LTD43 citations92
US5230316AJul 27, 1993
Method and apparatus for detecting knock in an internal combustion engine
HITACHI LTD50 citations92
US5186146AFeb 16, 1993
Combustion evaluation apparatus and combustion controller
HITACHI LTD35 citations92
US5020214AJun 4, 1991
Method of manufacturing a hot wire air flow meter
HITACHI LTD24 citations92
US4974445ADec 4, 1990
Hot wire type of air flow meter and internal combustion engine using the same
HITACHI LTD26 citations92
US4792905ADec 20, 1988
Method of fuel injection control in engine
HITACHI LTD26 citations92
US4667640AMay 26, 1987
Method for controlling fuel injection for engine
HITACHI LTD33 citations90
US6586105B2Jul 1, 2003
Packaging structure and method for automotive components
HITACHI LTD14 citations83
US4276601AJun 30, 1981
Electronic engine control apparatus
HITACHI LTD25 citations82
US6517784B1Feb 11, 2003
Exhaust gas purifying apparatus for an internal combustion engine
HITACHI LTD8 citations74
US6093377AJul 25, 2000
Removal of nitrogen oxides from exhaust gas using catalyst
HITACHI LTD11 citations74
US5036702AAug 6, 1991
Air flow meter with compensation of second stage delay of thermal inertia
HITACHI LTD16 citations74
US4909079AMar 20, 1990
Heat wire airflow meter
HITACHI LTD19 citations74
US4674028AJun 16, 1987
Identification method of a process parameter
HITACHI LTD10 citations74
US4276602AJun 30, 1981
Electronic engine control apparatus having arrangement for varying fuel injection duration
HITACHI LTD15 citations74
US4274141AJun 16, 1981
Method and apparatus for controlling an internal combustion engine, particularly the starting up of the engine
HITACHI LTD13 citations74
US5367906ANov 29, 1994
Hot wire air flow meter
HITACHI LTD11 citations73
USRE34403EOct 12, 1993
Hot-wire type air flow meter and an internal combustion engine with the same
HITACHI LTD16 citations73
US4790182ADec 13, 1988
Hot wire air flow meter
HITACHI LTD9 citations69
US7468554B2Dec 23, 2008
Heat sink board and manufacturing method thereof
HITACHI LTD3 citations62
US4986115AJan 22, 1991
Hot-wire air flow meter
HITACHI LTD2 citations62
US6815073B2Nov 9, 2004
Electronic component and method of manufacturing the same
HITACHI LTD6 citations61