Inventor · disambiguated record
Eiichi Kamiyama
Also filed as: KAMIYAMA EIICHI
41 granted patents·6 pending applications·265 citations·filing 1995–2019
97Inventor score
Top patents by PatentIndex Score
47 records- 0194US7278383B2Internal combustion engine with variable compression ratio and valve characteristicsTOYOTA MOTOR CO LTD·Filed 2006·Granted Oct 9, 2007·30 cites·19 claims
- 0288US7997241B2Spark ignition type internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Granted Aug 16, 2011·11 cites·19 claims
- 0386US7917279B2Method of controlling a mechanical compression ratio, a closing timing of an intake valve and air streamTOYOTA MOTOR CO LTD·Filed 2007·Granted Mar 29, 2011·16 cites·15 claims
- 0486US7840335B2Internal combustion engine with variable compression ratioTOYOTA MOTOR CO LTD·Filed 2008·Granted Nov 23, 2010·13 cites·7 claims
- 0585US10514081B2Balance device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2017·Granted Dec 24, 2019·4 cites·20 claims
- 0683US5630387AIntake manifoldTOYOTA MOTOR CO LTD·Filed 1996·Granted May 20, 1997·39 cites·8 claims
- 0779US7802543B2Spark ignition type internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Granted Sep 28, 2010·13 cites·30 claims
- 0878US7882821B2Spark ignition type internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Granted Feb 8, 2011·9 cites·19 claims
- 0976US8869772B2Engine control apparatusHISAMINATO NAOTO·Filed 2011·Granted Oct 28, 2014·4 cites·5 claims
- 1076US7036468B2Internal combustion engine with variable compression ratio and compression ratio control methodTOYOTA MOTOR CO LTD·Filed 2004·Granted May 2, 2006·20 cites·3 claims
- 1172US7721688B2Variable compression ratio internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Granted May 25, 2010·7 cites·11 claims
- 1268US7422004B2Internal combustion engine with variable compression ratioTOYOTA MOTOR CO LTD·Filed 2005·Granted Sep 9, 2008·5 cites·14 claims
- 1367US10975764B2Opposed-piston internal combustion engineTOYOTA MOTOR CO LTD·Filed 2019·Granted Apr 13, 2021·0 cites·8 claims
- 1467US7627417B2Variable compression ratio internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Dec 1, 2009·6 cites·9 claims
- 1566US8234054B2Method of operating a spark ignition type internal combustion engineNAKASAKA YUKIHIRO·Filed 2007·Granted Jul 31, 2012·5 cites·7 claims
- 1666US7047917B2Variable compression ratio mechanismTOYOTA MOTOR CO LTD·Filed 2004·Granted May 23, 2006·13 cites·25 claims
- 1763US7806092B2Drive device mounted in vehicle body which includes variable compression ratio internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Granted Oct 5, 2010·4 cites·14 claims
- 1862US8985070B2Variable compression ratio V-type internal combustion engineTATENO MANABU·Filed 2009·Granted Mar 24, 2015·4 cites·4 claims
- 1962US8413618B2Spark ignition type internal combustion engineKAMIYAMA EIICHI·Filed 2008·Granted Apr 9, 2013·5 cites·4 claims
- 2062US8347834B2Spark-ignited internal combustion engine and method of controlling the sameTOYOTA MOTOR CO LTD·Filed 2008·Granted Jan 8, 2013·4 cites·18 claims
- 2161US8109243B2Spark ignition type internal combustion engineAKIHISA DAISUKE·Filed 2007·Granted Feb 7, 2012·4 cites·20 claims
- 2260US7487747B2Mount apparatus for variable compression ratio internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Feb 10, 2009·5 cites·6 claims
- 2359US8136489B2Variable compression ratio internal combustion engineKAMIYAMA EIICHI·Filed 2007·Granted Mar 20, 2012·3 cites·35 claims
- 2458US8646419B2Control apparatus for internal combustion engineKAMIYAMA EIICHI·Filed 2008·Granted Feb 11, 2014·3 cites·32 claims
- 2558US8322315B2Spark ignition type internal combustion engineAKIHISA DAISUKE·Filed 2008·Granted Dec 4, 2012·3 cites·12 claims
- 2658US8122860B2Variable compression ratio internal combustion engineKAMIYAMA EIICHI·Filed 2007·Granted Feb 28, 2012·4 cites·23 claims
- 2757US8352157B2Spark ignition type internal combustion engineTOYOTA MOTOR CO LTD·Filed 2008·Granted Jan 8, 2013·3 cites·5 claims
- 2857US8342143B2Spark ignition type internal combustion engineTOYOTA MOTOR CO LTD·Filed 2009·Granted Jan 1, 2013·3 cites·13 claims
- 2957US6871626B2Foamed resin oil pan and method of fabrication thereofTOYOTA MOTOR CO LTD·Filed 2004·Granted Mar 29, 2005·7 cites·7 claims
- 3055US8695544B2High expansion ratio internal combustion engineSAWADA DAISAKU·Filed 2009·Granted Apr 15, 2014·3 cites·10 claims
- 3155US8671896B2Variable compression ratio V-type internal combustion engineHISAMINATO NAOTO·Filed 2009·Granted Mar 18, 2014·2 cites·5 claims
- 3254US8011332B2Spark ignition type internal combustion engineTOYOTA MOTOR CO LTD·Filed 2008·Granted Sep 6, 2011·2 cites·9 claims
- 3351US8555832B2Spark-ignited internal combustion engine and method of controlling the sameAKIHISA DAISUKE·Filed 2008·Granted Oct 15, 2013·2 cites·28 claims
- 3449US2020063559A1Opposed-piston engineTOYOTA MOTOR CO LTD·Filed 2019·Application pending·0 cites
- 3547US9309816B2Variable compression ratio V-type internal combustion engineKAMIYAMA EIICHI·Filed 2009·Granted Apr 12, 2016·1 cites·6 claims
- 3645US8356582B2Spark ignition type internal combustion engineTOYOTA MOTOR CO LTD·Filed 2008·Granted Jan 22, 2013·0 cites·6 claims
- 3744US8807100B2EngineKAMIYAMA EIICHI·Filed 2010·Granted Aug 19, 2014·0 cites·9 claims
- 3842US9032919B2Spark ignition type internal combustion engineHISAMINATO NAOTO·Filed 2009·Granted May 19, 2015·0 cites·9 claims
- 3941US5687690AMotor vehicle drive deviceTOYOTA MOTOR CO LTD·Filed 1995·Granted Nov 18, 1997·8 cites·10 claims
- 4040US8161940B2Spark ignition type internal combustion engineHISAMINATO NAOTO·Filed 2008·Granted Apr 24, 2012·0 cites·10 claims
- 4139US8496871B2Silica structure and method of producing the same, and heat insulating materialTATSUDA NARIHITO·Filed 2010·Granted Jul 30, 2013·0 cites·5 claims
- 4238US8302569B2Spark-ignited internal combustion engine and method of controlling the sameAKIHISA DAISUKE·Filed 2008·Granted Nov 6, 2012·0 cites·12 claims
- 4338US2010163002A1Variable compression ratio internal combustion engineTOYOTA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 4437US2009187329A1Method of Controlling a Mechanical Compression Ratio and a Start Timing of an Actual Compression ActionTOYOTA MOTOR CO LTD·Filed 2007·Application pending·0 cites
- 4537US2009178632A1Spark Ignition Type Internal Combustion EngineTOYOTA MOTOR CO LTD·Filed 2007·Application pending·0 cites
- 4636US2008022982A1Variable Compression Ratio Internal Combustion EngineTOYOTA MOTOR CO LTD·Filed 2006·Application pending·0 cites
- 4736US2012325167A1Valve drive system of internal combustion engineKAMIYAMA EIICHI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →