Inventor · disambiguated record
Yoshihiro Sukegawa
Also filed as: SUKEGAWA YOSHIHIRO
56 granted patents·24 pending applications·885 citations·filing 1999–2023
98Inventor score
Files withHITACHI LTD41HITACHI AUTOMOTIVE SYSTEMS LTD20HITACHI ASTEMO LTD7KUMANO KENGO3HITACHI HIGH TECH CORP2
Top patents by PatentIndex Score
80 records- 0197US7715975B2Engine control system and control method thereofHITACHI LTD·Filed 2008·Granted May 11, 2010·52 cites·19 claims
- 0297US6722340B1Cylinder injection engine and fuel injection nozzle used for the engineHITACHI LTD·Filed 1999·Granted Apr 20, 2004·91 cites·1 claims
- 0396US8033714B2Fluid mixing apparatusHITACHI HIGH TECH CORP·Filed 2006·Granted Oct 11, 2011·77 cites·5 claims
- 0496US6557532B1Fuel injection apparatus and method for cylinder injection type internal combustion engineHITACHI LTD·Filed 2000·Granted May 6, 2003·54 cites·10 claims
- 0595US11703004B2Internal combustion engine control device and internal combustion engine control methodHITACHI ASTEMO LTD·Filed 2020·Granted Jul 18, 2023·3 cites·14 claims
- 0695US6499456B1Cylinder injection engine and control apparatus and method thereofHITACHI LTD·Filed 2000·Granted Dec 31, 2002·63 cites·19 claims
- 0794US6570265B1Hybrid vehicle driven by composit torque generated by an internal-combustion engine and an electric motor, and method of operating sameHITACHI LTD·Filed 1999·Granted May 27, 2003·145 cites·5 claims
- 0893US7228840B2Spark ignition device and internal combustion engine with the sameHITACHI LTD·Filed 2005·Granted Jun 12, 2007·28 cites·15 claims
- 0993US7155332B2Method for obtaining exhaust gas flow quantity, exhaust gas flow measurement apparatus, and exhaust gas recirculation control systemHITACHI LTD·Filed 2005·Granted Dec 26, 2006·33 cites·19 claims
- 1091US8387587B2Control unit for direct injection engineOGATA KENICHIROH·Filed 2011·Granted Mar 5, 2013·15 cites·7 claims
- 1191US7270118B2Control apparatus of engineHITACHI LTD·Filed 2006·Granted Sep 18, 2007·22 cites·18 claims
- 1288US7565836B2Thermal type flow sensor having a second control circuit to control a second heating resistor above the first heating temperatureHITACHI LTD·Filed 2007·Granted Jul 28, 2009·18 cites·9 claims
- 1387US10233799B2Engine control deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Mar 19, 2019·4 cites·8 claims
- 1487US6880519B2Fuel injection apparatus and method for cylinder injection type internal combustion engineHITACHI LTD·Filed 2003·Granted Apr 19, 2005·23 cites·9 claims
- 1586US7770556B2Multi-hole injector, in-cylinder gasoline injection type internal combustion engine and control method for the engineHITACHI LTD·Filed 2008·Granted Aug 10, 2010·16 cites·14 claims
- 1680US7357119B2Variable valve type internal combustion engine and control method thereofHITACHI LTD·Filed 2007·Granted Apr 15, 2008·9 cites·2 claims
- 1777US9394847B2Fuel injection control apparatus for internal combustion engineHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Jul 19, 2016·4 cites·11 claims
- 1876US7726187B2Thermal type flow meter and engine control system using the sameHITACHI LTD·Filed 2008·Granted Jun 1, 2010·9 cites·9 claims
- 1974US7983832B2Control method of direct injection engine, controller for implementing the control method, and control circuit device used for the controllerHITACHI LTD·Filed 2007·Granted Jul 19, 2011·7 cites·6 claims
- 2074US6199534B1Control equipment for internal combustion enginesHITACHI LTD·Filed 2000·Granted Mar 13, 2001·17 cites·3 claims
- 2173US6651677B2Method of controlling ignition timing of compression ignition engine of premixed mixture typeHITACHI LTD·Filed 2002·Granted Nov 25, 2003·23 cites·30 claims
- 2273US6334427B1Fuel injection method of a direct injection type internal combustion engine, a fuel injector, an internal combustion engine, and a combustion methodHITACHI LTD·Filed 1999·Granted Jan 1, 2002·38 cites·9 claims
- 2372US8078387B2Control apparatus for spark-ignition engineKUMANO KENGO·Filed 2008·Granted Dec 13, 2011·7 cites·11 claims
- 2472US7165526B2Direct injection engine and controller for the sameHITACHI LTD·Filed 2005·Granted Jan 23, 2007·9 cites·18 claims
- 2569US8224555B2Control apparatus of spark ignition internal combustion engineKUMANO KENGO·Filed 2009·Granted Jul 17, 2012·4 cites·5 claims
- 2669US7240664B2Variable valve type internal combustion engine and control method thereofHITACHI LTD·Filed 2004·Granted Jul 10, 2007·12 cites·16 claims
- 2768US7725243B2Control apparatus of cylinder injection type internal combustion engineHITACHI LTD·Filed 2008·Granted May 25, 2010·6 cites·6 claims
- 2867US7021274B2Fuel injection equipment, internal combustion engine, and control method of fuel injection equipmentHITACHI LTD·Filed 2003·Granted Apr 4, 2006·8 cites·5 claims
- 2966US6484690B2Control equipment for internal combustion enginesHITACHI LTD·Filed 2001·Granted Nov 26, 2002·12 cites·5 claims
- 3063US12233846B2Hybrid vehicle control deviceHITACHI ASTEMO LTD·Filed 2020·Granted Feb 25, 2025·0 cites·9 claims
- 3163US7814785B2Thermal flow meter, thermal flow meter control method, and sensor element of thermal flow meterHITACHI LTD·Filed 2008·Granted Oct 19, 2010·4 cites·18 claims
- 3263US7565894B2Fuel injection apparatus for and method of internal combustion engine, and fuel injection valveHITACHI LTD·Filed 2006·Granted Jul 28, 2009·5 cites·18 claims
- 3361US11319892B2Internal-combustion engine control deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted May 3, 2022·0 cites·10 claims
- 3461US7377261B2Spark ignition engine and method of controlling combustion of the engineHITACHI LTD·Filed 2003·Granted May 27, 2008·9 cites·36 claims
- 3560US12037954B2Internal combustion engine control deviceHITACHI ASTEMO LTD·Filed 2021·Granted Jul 16, 2024·0 cites·16 claims
- 3660US7866306B2Control apparatus of EGR control valveHITACHI LTD·Filed 2007·Granted Jan 11, 2011·3 cites·8 claims
- 3760US7552633B2Thermal type gas flowmeterHITACHI LTD·Filed 2007·Granted Jun 30, 2009·5 cites·14 claims
- 3860US7543560B2Cylinder direct gasoline injection type internal combustion engine, control equipment thereof, and injectorHITACHI LTD·Filed 2006·Granted Jun 9, 2009·3 cites·14 claims
- 3959US6651617B2Method of controlling ignition timing of compression ignition engine of premixed mixture typeHITACHI LTD·Filed 2002·Granted Nov 25, 2003·8 cites·4 claims
- 4056US12140093B2Electronic control device for mixed hydrogen combustion, and method for controlling hydrogen mixing ratioHITACHI LTD·Filed 2022·Granted Nov 12, 2024·0 cites·14 claims
- 4156US7954373B2Thermal type flow meterHITACHI LTD·Filed 2009·Granted Jun 7, 2011·2 cites·11 claims
- 4256US6776142B2Apparatus and method for supplying fuel in internal combustion engine with variable valve lifterHITACHI LTD·Filed 2003·Granted Aug 17, 2004·8 cites·33 claims
- 4355US6659075B1Cylinder injection engine and method of combusting engineHITACHI LTD·Filed 1999·Granted Dec 9, 2003·14 cites·13 claims
- 4455US2025314228A1Combustion state detection device for internal combustion engineHITACHI ASTEMO HANSHIN LTD·Filed 2023·Application pending·0 cites
- 4554US8229652B2Control apparatus for cylinder injection type internal combustion engineNATSUI HIROYUKI·Filed 2008·Granted Jul 24, 2012·4 cites·8 claims
- 4654US2025341446A1Diagnosis Device and Diagnosis Method for Internal Combustion EngineHITACHI LTD·Filed 2023·Application pending·0 cites
- 4753US12378927B2In-vehicle control device and method for controlling internal combustion engineHITACHI ASTEMO LTD·Filed 2023·Granted Aug 5, 2025·0 cites·13 claims
- 4853US11118523B2Control deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Sep 14, 2021·0 cites·2 claims
- 4953US6702194B2Fuel injection method of a direct injection type internal combustion engine, a fuel injector, an internal combustion engine, and a combustion methodHITACHI LTD·Filed 2001·Granted Mar 9, 2004·9 cites·3 claims
- 5052US10309337B2Control device for internal combustion engineHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Jun 4, 2019·0 cites·8 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →