Inventor · disambiguated record
Yoshihiro Iwashita
Also filed as: IWASHITA YOSHIHIRO
23 granted patents·3 pending applications·1,080 citations·filing 1979–2013
97Inventor score
Top patents by PatentIndex Score
26 records- 0198US6972093B2Onboard fuel separation apparatus for an automobileTOYOTA MOTOR CO LTD·Filed 2003·Granted Dec 6, 2005·101 cites·6 claims
- 0298US6711893B2Fuel supply apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Mar 30, 2004·209 cites·24 claims
- 0398US6519933B2Internal combustion engine having variable valve control system and NOx catalystTOYOTA MOTOR CO LTD·Filed 2001·Granted Feb 18, 2003·84 cites·11 claims
- 0497US7107942B2Fuel composition supply means for spark ignition enginesTOYOTA MOTOR CO LTD·Filed 2003·Granted Sep 19, 2006·108 cites·11 claims
- 0596US8051828B2Multiple fuel system for internal combustion enginesEXXONMOBIL RES & ENG CO·Filed 2008·Granted Nov 8, 2011·36 cites·79 claims
- 0695US6622663B2Fuel composition supply means for driving cycle conditions in spark ignition enginesEXXONMOBIL RES & ENG CO·Filed 2001·Granted Sep 23, 2003·91 cites·20 claims
- 0792US5469818AVariable valve timing control device for an engineTOYOTA MOTOR CO LTD·Filed 1995·Granted Nov 28, 1995·74 cites·9 claims
- 0889US6729126B2Internal combustion engine having variable valve control system and NOx catalystTOYOTA MOTOR CO LTD·Filed 2002·Granted May 4, 2004·26 cites·8 claims
- 0988US5371412AControl method and apparatus of engine for driving generatorTOYOTA MOTOR CO LTD·Filed 1993·Granted Dec 6, 1994·76 cites·18 claims
- 1088US4669434AInternal combustion engine cylinder head variable swirl siamese type intake port structure, with auxiliary straight passage, pointing at spark plug, leading from mixture intake to downstream end of straight intake portTOYOTA MOTOR CO LTD·Filed 1986·Granted Jun 2, 1987·43 cites·9 claims
- 1188US4308830AVane in the inlet passage of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Jan 5, 1982·39 cites·3 claims
- 1284US6405693B2Internal combustion engine and method for controlling valve of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Jun 18, 2002·23 cites·14 claims
- 1384US6354253B1Solenoid valve deviceTOYOTA MOTOR CO LTD·Filed 1999·Granted Mar 12, 2002·37 cites·9 claims
- 1483US6354563B1Electromagnetic drive valve and method for controlling sameTOYOTA MOTOR CO LTD·Filed 2000·Granted Mar 12, 2002·21 cites·21 claims
- 1574US4730579AInternal combustion engine cylinder head with port coolant passage independent of and substantially wider than combustion chamber coolant passageTOYOTA MOTOR CO LTD·Filed 1986·Granted Mar 15, 1988·28 cites·3 claims
- 1672US7621318B2Heat pipe structureEXXONMOBIL RES & ENG CO·Filed 2006·Granted Nov 24, 2009·2 cites·1 claims
- 1772US5134850AExhaust system of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1991·Granted Aug 4, 1992·25 cites·5 claims
- 1868US4308829AVane in the inlet passage of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Jan 5, 1982·13 cites·3 claims
- 1959US4671233ACylinder head variable swirl siamese type intake port structure including biasing means diverting mixture flow towards diverting means which bypasses straight intake passage control valveTOYOTA MOTOR CO LTD·Filed 1986·Granted Jun 9, 1987·17 cites·11 claims
- 2055US7028652B2Device for controlling an internal combustion engine with a variable valve timing systemTOYOTA MOTOR CO LTD·Filed 2003·Granted Apr 18, 2006·8 cites·10 claims
- 2147US4700665ACylinder head with coolant passage passing around outside of cylinder head fixing bolt boss and directing coolant flow toward squish area cooling passage portionTOYOTA MOTOR CO LTD·Filed 1986·Granted Oct 20, 1987·10 cites·11 claims
- 2246US10005975B2Fuel separation methodIWASHITA YOSHIHIRO·Filed 2013·Granted Jun 26, 2018·1 cites·8 claims
- 2346US2008110231A1Press working apparatusFCC KK·Filed 2007·Application pending·0 cites
- 2446US2008110308A1Punch working apparatus and methodFCC KK·Filed 2007·Application pending·0 cites
- 2542US4748950AInternal combustion engine siamese port type intake system construction with internal ridge structure partially separating helical port and bypass passageTOYOTA MOTOR CO LTD·Filed 1987·Granted Jun 7, 1988·8 cites·1 claims
- 2642US2008006333A1Structure of a fuel tank for a multi-fuel systemEXXONMOBIL RES & ENG CO·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →