Inventor
NAGAISHI HATSUO
JP80 patents
Patents
50 patentsUS6947827B2Sep 20, 2005
Engine idle stop control system for vehicles
NISSAN MOTOR99 citations98
US6363907B1Apr 2, 2002
Air induction control system for variable displacement internal combustion engine
NISSAN MOTOR118 citations98
US6178934B1Jan 30, 2001
System and method for controlling internal combustion engine
NISSAN MOTOR95 citations97
US6619245B1Sep 16, 2003
Failsafe control system and method for an electromagnetically driven valve
NISSAN MOTOR57 citations96
US6425369B2Jul 30, 2002
Control apparatus for internal combustion engines
NISSAN MOTOR70 citations96
US6276316B1Aug 21, 2001
Intake-air quantity control apparatus for internal combustion engine with variable valve timing system
NISSAN MOTOR81 citations96
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Electronic controlled fuel injection system
NISSAN MOTOR65 citations96
US6840235B2Jan 11, 2005
Internal exhaust gas recirculation amount estimation system of internal combustion engines
NISSAN MOTOR64 citations94
US5884605AMar 23, 1999
Controller and control method for engine ignition timing
NISSAN MOTOR65 citations94
US7212909B2May 1, 2007
Ignition timing control for internal combustion engine
NISSAN MOTOR28 citations93
US7209826B2Apr 24, 2007
Fuel properties estimation for internal combustion engine
NISSAN MOTOR27 citations93
US6990968B2Jan 31, 2006
Engine fuel injection amount control device
NISSAN MOTOR22 citations93
US6975933B2Dec 13, 2005
Fuel properties estimation for internal combustion engine
NISSAN MOTOR28 citations93
US6966304B2Nov 22, 2005
Estimation of oil-diluting fuel quantity of engine
NISSAN MOTOR32 citations93
US6553964B2Apr 29, 2003
Coordinated valve timing and throttle control for controlling intake air
NISSAN MOTOR28 citations93
US6502543B1Jan 7, 2003
Intake-air quantity control apparatus for internal combustion engines
NISSAN MOTOR48 citations93
US6189512B1Feb 20, 2001
Variable valve timing engine
NISSAN MOTOR22 citations93
US6142117ANov 7, 2000
Combustion changeover control for engine
NISSAN MOTOR25 citations93
US5529043AJun 25, 1996
Signal processor
NISSAN MOTOR20 citations93
US5474049ADec 12, 1995
Engine fuel injection controller
NISSAN MOTOR30 citations93
US5425349AJun 20, 1995
Engine fuel injection controller
NISSAN MOTOR32 citations93
US4922877AMay 8, 1990
System and method for controlling fuel injection quantity for internal combustion engine
NISSAN MOTOR27 citations93
US4852538AAug 1, 1989
Fuel injection control system for internal combustion engine
NISSAN MOTOR37 citations93
US6397814B1Jun 4, 2002
Apparatus and method for controlling intake air quantity for internal combustion engine
NISSAN MOTOR49 citations92
US6328007B1Dec 11, 2001
Internal cylinder intake-air quantity calculating apparatus and method for variable valve open/closure timing controlled engine
NISSAN MOTOR44 citations92
US5887568AMar 30, 1999
Controller and control method for engine ignition timing
NISSAN MOTOR25 citations92
US5690086ANov 25, 1997
Air/fuel ratio control apparatus
NISSAN MOTOR55 citations92
US4750103AJun 7, 1988
System and method for detecting and controlling knocking in an internal combustion engine
NISSAN MOTOR45 citations92
US4507986AApr 2, 1985
Control system for motor vehicle
NISSAN MOTOR53 citations92
US5535586AJul 16, 1996
Engine ignition period controller
NISSAN MOTOR21 citations88
US7222606B2May 29, 2007
Ignition timing control for internal combustion engine
NISSAN MOTOR16 citations84
US7025041B2Apr 11, 2006
Cylinder intake air quantity determination device
NISSAN MOTOR16 citations84
US7021298B2Apr 4, 2006
Internal EGR parameter estimating device for internal combustion engine
NISSAN MOTOR19 citations84
US7021286B2Apr 4, 2006
Ignition timing control for internal combustion engine
NISSAN MOTOR15 citations84
US6856889B2Feb 15, 2005
Engine fuel injection control
NISSAN MOTOR12 citations84
US6349592B1Feb 26, 2002
Intake air quantity calculating apparatus for an internal combustion engine with a variable valve timing control mechanism
NISSAN MOTOR19 citations84
US6058905AMay 9, 2000
Fuel injection control system for internal combustion engine
NISSAN MOTOR16 citations84
US5762043AJun 9, 1998
Engine fuel injection controller
NISSAN MOTOR18 citations84
US7493890B2Feb 24, 2009
Engine control device and control method
NISSAN MOTOR10 citations82
US7255089B2Aug 14, 2007
Engine control device and control method
NISSAN MOTOR11 citations82
US7107140B2Sep 12, 2006
Internal combustion engine control apparatus
NISSAN MOTOR13 citations82
US4602506AJul 29, 1986
Combustion pressure sensor arrangement
NISSAN MOTOR22 citations82
US4386520AJun 7, 1983
Flow rate measuring apparatus
NISSAN MOTOR20 citations82
US4377145AMar 22, 1983
Intake vacuum sensing system with correction device for an internal combustion engine
NISSAN MOTOR24 citations82
US4185604AJan 29, 1980
Feedback control system for gas flow in internal combustion engine for purpose of exhaust gas purification
NISSAN MOTOR25 citations82
US7092813B2Aug 15, 2006
Fuel injection control of engine
NISSAN MOTOR10 citations74
US6990936B2Jan 31, 2006
System and method for controlling intake air by variable valve timing
NISSAN MOTOR7 citations74
US6741924B2May 25, 2004
Apparatus and method for engine cylinder intake air quantity calculation
NISSAN MOTOR12 citations74
US6539785B1Apr 1, 2003
Diagnosis system for valve system of internal combustion engine
NISSAN MOTOR9 citations74
US6513490B2Feb 4, 2003
Unthrottled intake air control with partial delay for requested engine response performance
NISSAN MOTOR9 citations74
Showing the top 50 of 80 patents by PatentIndex Score.