Inventor
OHSUGA MINORU
JP99 patents
Patents
50 patentsUS6039026AMar 21, 2000
Method of controlling internal combustion engine
HITACHI LTD149 citations99
US6772585B2Aug 10, 2004
Controller of compression-ignition engine
HITACHI LTD114 citations98
US6530361B1Mar 11, 2003
Compression ignition engine and control method thereof
HITACHI LTD77 citations98
US6055948AMay 2, 2000
Internal combustion engine control system
HITACHI LTD114 citations98
US7121253B2Oct 17, 2006
Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valve
HITACHI LTD51 citations96
US7013863B2Mar 21, 2006
Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valve
HITACHI LTD60 citations96
US6574961B2Jun 10, 2003
Direct-injection engine with turbocharger and method of controlling the same
HITACHI LTD53 citations96
US6520142B2Feb 18, 2003
Engine control system for controlling in-cylinder fuel injection engine
HITACHI LTD56 citations96
US6499456B1Dec 31, 2002
Cylinder injection engine and control apparatus and method thereof
HITACHI LTD63 citations96
US6343585B1Feb 5, 2002
Apparatus for and method of controlling internal combustion engine
HITACHI LTD36 citations96
US6148791ANov 21, 2000
Apparatus for and method of controlling internal combustion engine
HITACHI LTD50 citations96
US6058348AMay 2, 2000
Control apparatus for drive system composed of engine and transmission
HITACHI LTD39 citations96
US5875761AMar 2, 1999
Apparatus for and method of controlling internal combustion engine
HITACHI LTD32 citations96
US5693877ADec 2, 1997
Evaluating method for NOx eliminating catalyst, an evaluating apparatus therefor, and an efficiency controlling method therefor
HITACHI LTD97 citations96
US5666916ASep 16, 1997
Apparatus for and method of controlling internal combustion engine
HITACHI LTD71 citations96
US5369581ANov 29, 1994
Vehicle control apparatus and method therefor
HITACHI LTD86 citations96
US5357749AOct 25, 1994
Apparatus for controlling exhaust concentration
HITACHI LTD65 citations96
US5084821AJan 28, 1992
Apparatus for determining control characteristics for automobiles and system therefor
HITACHI LTD55 citations96
US5361213ANov 1, 1994
Control device for an automobile
HITACHI LTD108 citations94
US7409275B2Aug 5, 2008
Vehicle diagnostic system
HITACHI LTD21 citations93
US6828156B2Dec 7, 2004
Evaluating method for NOx eliminating catalyst, an evaluating apparatus therefor, and an efficiency controlling method therefor
HITACHI LTD30 citations93
US6564763B2May 20, 2003
Internal combustion engine control system
HITACHI LTD29 citations93
US6516264B2Feb 4, 2003
Control apparatus for drive system
HITACHI LTD30 citations93
US6457353B1Oct 1, 2002
Apparatus of diagnosing an internal combustion engine and a method of diagnosing of an internal combustion engine
HITACHI LTD53 citations93
US6453871B1Sep 24, 2002
Apparatus for and method of controlling internal combustion engine
HITACHI LTD14 citations93
US6390059B1May 21, 2002
Cylinder-injection type internal combustion engine, method of controlling the engine, and fuel injection nozzle
HITACHI LTD14 citations93
US6371065B1Apr 16, 2002
Control method of an internal combustion engine
HITACHI LTD20 citations93
US6334427B1Jan 1, 2002
Fuel injection method of a direct injection type internal combustion engine, a fuel injector, an internal combustion engine, and a combustion method
HITACHI LTD38 citations93
US6298300B1Oct 2, 2001
Control apparatus for drive system composed of engine and transmission
HITACHI LTD16 citations93
US6155217ADec 5, 2000
Control method of an internal combustion engine
HITACHI LTD43 citations93
US6095113AAug 1, 2000
Fuel injection apparatus and control method thereof
HITACHI LTD25 citations93
US5850816ADec 22, 1998
Method for stratifying air-fuel mixture in direct fuel injection internal combustion engine and electronic system engine control apparatus using above method
HITACHI LTD25 citations93
US5360166ANov 1, 1994
Fuel injection valve
HITACHI LTD46 citations93
US5261373ANov 16, 1993
Engine exhaust gas recirculation system
HITACHI LTD22 citations93
US5140965AAug 25, 1992
System for and method of supplying fuel to internal combustion engine
HITACHI LTD33 citations93
US7650225B2Jan 19, 2010
Engine controller
HITACHI LTD27 citations92
US7472692B2Jan 6, 2009
Engine control apparatus
HITACHI LTD24 citations92
US6880518B2Apr 19, 2005
Method of controlling direct gasoline injection type internal combustion engine with turbocharger and direct gasoline injection type internal combustion engine with turbocharger
HITACHI LTD29 citations92
US6470868B2Oct 29, 2002
Engine self-diagnosis apparatus and control apparatus
HITACHI LTD24 citations92
US6383267B1May 7, 2002
Exhaust gas cleaning system for an engine
HITACHI LTD29 citations92
US6055960AMay 2, 2000
Electronic throttle valve control apparatus
HITACHI LTD23 citations92
US5915352AJun 29, 1999
In-cylinder fuel injection device and internal combustion engine mounting the same
HITACHI LTD43 citations92
US5404717AApr 11, 1995
Method and system for controlling internal combustion engine with air pump
HITACHI LTD25 citations92
US4448070AMay 15, 1984
Hot-wire type flow velocity meter
HITACHI LTD32 citations92
US5829408ANov 3, 1998
Internal combustion engine and air-fuel mixture supply apparatus therefor
HITACHI LTD31 citations89
US7128051B2Oct 31, 2006
Internal combustion engine, and control apparatus and method thereof
HITACHI LTD18 citations84
US7032381B2Apr 25, 2006
Direct-injection engine with turbocharger and method of controlling the same
HITACHI LTD11 citations84
US6883307B2Apr 26, 2005
Diagnosis apparatus for internal combustion engine
HITACHI LTD13 citations84
US6865880B2Mar 15, 2005
Emission control device for cylinder fuel injection engine
HITACHI LTD15 citations84
US6782694B2Aug 31, 2004
Method and apparatus for controlling an engine
HITACHI LTD15 citations84
Showing the top 50 of 99 patents by PatentIndex Score.