Inventor
IIHOSHI YOICHI
JP32 patents
⚠️ This page may combine multiple inventors who share the name “IIHOSHI YOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
15 patentsUS6772585B2Aug 10, 2004
Controller of compression-ignition engine
HITACHI LTD114 citations98
US7409275B2Aug 5, 2008
Vehicle diagnostic system
HITACHI LTD21 citations93
US7752837B2Jul 13, 2010
Diagnosis apparatus for internal combustion engine
HITACHI LTD19 citations92
US7559193B2Jul 14, 2009
Control apparatus and method for internal combustion engine
HITACHI LTD20 citations92
US7549284B2Jun 23, 2009
Diagnostic device and method of engine exhaust purifying system
HITACHI LTD34 citations92
US7266942B2Sep 11, 2007
Diagnostic device and method of engine exhaust purifying system
HITACHI LTD18 citations92
US7254474B2Aug 7, 2007
Diagnosis apparatus for internal combustion engine
HITACHI LTD33 citations92
US7753032B2Jul 13, 2010
Control apparatus for cylinder injection internal combustion engine with high-pressure fuel pump
HITACHI LTD10 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
US6659069B2Dec 9, 2003
Method of starting a cylinder injection engine
HITACHI LTD18 citations84
US7255093B2Aug 14, 2007
Device and method for diagnosing evaporation leak, and control device of internal combustion engine
HITACHI LTD12 citations82
US6957529B2Oct 25, 2005
Emission control device for cylinder fuel injection engine
HITACHI LTD7 citations74
US7489997B2Feb 10, 2009
Diagnostic apparatus for internal combustion engine
HITACHI LTD3 citations63
US11086326B2Aug 10, 2021
Moving object controller and moving object control method
HITACHI LTD0 citations48
HITACHI AUTOMOTIVE SYSTEMS LTD
9 patentsUS11067041B2Jul 20, 2021
Control device for internal combustion engine
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations73
US11403949B2Aug 2, 2022
System for predicting vehicle behavior
HITACHI AUTOMOTIVE SYSTEMS LTD3 citations71
US10875534B2Dec 29, 2020
Vehicle control device
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations58
US11364909B2Jun 21, 2022
Vehicle control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US10465619B2Nov 5, 2019
Control device that stops fuel injection to an engine during coasting
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US11352003B2Jun 7, 2022
Vehicle control device, vehicle control method, and vehicle
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations50
US10920683B2Feb 16, 2021
Control device for internal combustion engine
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations49
US11242813B2Feb 8, 2022
Internal combustion engine control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations48
US10902730B2Jan 26, 2021
Vehicle control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations48