Inventor · disambiguated record
Keiji Araki
Also filed as: ARAKI KEIJI
38 granted patents·2 pending applications·742 citations·filing 1991–2018
98Inventor score
Top patents by PatentIndex Score
40 records- 0197US9863372B2Control apparatus of premixed charge compression ignition engineMAZDA MOTOR·Filed 2016·Granted Jan 9, 2018·13 cites·16 claims
- 0297US6560960B2Fuel control apparatus for an engineMAZDA MOTOR·Filed 2001·Granted May 13, 2003·94 cites·4 claims
- 0395US6672277B2Direct-injection spark ignition engineMAZDA MOTOR·Filed 2001·Granted Jan 6, 2004·75 cites·29 claims
- 0494US9932883B2Spark-ignition direct-injection engineMAZDA MOTOR·Filed 2013·Granted Apr 3, 2018·21 cites·16 claims
- 0594US8544444B2Control of direct fuel injection engineHITOMI MITSUO·Filed 2010·Granted Oct 1, 2013·16 cites·20 claims
- 0694US7461621B2Method of starting spark ignition engine without using starter motorMAZDA MOTOR·Filed 2006·Granted Dec 9, 2008·33 cites·19 claims
- 0793US6401703B1Method and system for controlling fuel injection for direct injection-spark ignition engineMAZDA MOTOR·Filed 2000·Granted Jun 11, 2002·50 cites·11 claims
- 0892US8036817B2Method of starting spark ignition engine without using starter motorMAZDA MOTOR·Filed 2008·Granted Oct 11, 2011·25 cites·16 claims
- 0991US7051693B2Engine starting systemMAZDA MOTOR·Filed 2004·Granted May 30, 2006·45 cites·9 claims
- 1089US6345499B1Catalyst light-off method and device for direct injection engineMAZDA MOTOR·Filed 1999·Granted Feb 12, 2002·96 cites·11 claims
- 1188US8468823B2Supercharged direct-injection engineHITOMI MITSUO·Filed 2010·Granted Jun 25, 2013·12 cites·3 claims
- 1287US9702316B2Spark-ignition direct injection engineMAZDA MOTOR·Filed 2013·Granted Jul 11, 2017·8 cites·14 claims
- 1385US9328688B2Supercharged direct fuel injection engineHITOMI MITSUO·Filed 2010·Granted May 3, 2016·10 cites·13 claims
- 1484US6330796B1Control device for direct injection engineMAZDA MOTOR·Filed 1998·Granted Dec 18, 2001·44 cites·31 claims
- 1583US7219634B2Spark ignition engine control deviceMAZDA MOTOR·Filed 2003·Granted May 22, 2007·29 cites·77 claims
- 1682US9915230B2Engine systemMAZDA MOTOR·Filed 2016·Granted Mar 13, 2018·2 cites·7 claims
- 1782US9874169B2Control device of compression-ignition engineMAZDA MOTOR·Filed 2014·Granted Jan 23, 2018·5 cites·13 claims
- 1882US9810167B2Catalyst advanced warmup control device for spark ignition engineMAZDA MOTOR·Filed 2014·Granted Nov 7, 2017·7 cites·11 claims
- 1980US6318074B1Control device for direct injection engineMAZDA MOTOR·Filed 1999·Granted Nov 20, 2001·38 cites·11 claims
- 2079US9488094B2Direct injection gasoline engine and method of controlling the direct injection gasoline engineYAMASHITA HIROYUKI·Filed 2012·Granted Nov 8, 2016·4 cites·14 claims
- 2178US9429087B2Spark ignition engineMAZDA MOTOR·Filed 2013·Granted Aug 30, 2016·4 cites·16 claims
- 2277US5445241AExhaust gas pipe assembly for an automotive engineMAZDA MOTOR·Filed 1994·Granted Aug 29, 1995·43 cites·22 claims
- 2375US10914247B2Boosted engine with boost controller and control unitMAZDA MOTOR·Filed 2018·Granted Feb 9, 2021·1 cites·7 claims
- 2473US9631562B2Variable cylinder engineMAZDA MOTOR·Filed 2014·Granted Apr 25, 2017·3 cites·5 claims
- 2562US9546613B2Control device of compression-ignition engineMAZDA MOTOR·Filed 2014·Granted Jan 17, 2017·1 cites·9 claims
- 2662US6449946B2Control apparatus for direct-injection engineMAZDA MOTOR·Filed 2001·Granted Sep 17, 2002·18 cites·17 claims
- 2761US8316819B2Control of spark ignited internal combustion engineYAMAKAWA MASAHISA·Filed 2009·Granted Nov 27, 2012·4 cites·20 claims
- 2858US6351942B1Control system for a direct injection engine of spark ignition typeMAZDA MOTOR·Filed 2000·Granted Mar 5, 2002·12 cites·15 claims
- 2953US10787938B2Engine with variable valve timing mechanismMAZDA MOTOR·Filed 2016·Granted Sep 29, 2020·0 cites·4 claims
- 3052US10260458B2Homogeneous charge compression ignition engineMAZDA MOTOR·Filed 2017·Granted Apr 16, 2019·0 cites·17 claims
- 3150US6983733B2Direct-injection spark-ignition engineMAZDA MOTOR·Filed 2003·Granted Jan 10, 2006·9 cites·8 claims
- 3244US10024274B2Control apparatus of engineMAZDA MOTOR·Filed 2016·Granted Jul 17, 2018·0 cites·8 claims
- 3344US9145843B2Spark-ignition direct injection engineMAZDA MOTOR·Filed 2013·Granted Sep 29, 2015·0 cites·7 claims
- 3444US2013118163A1Fuel injection control device of diesel engineMAZDA MOTOR·Filed 2012·Application pending·0 cites
- 3543US10480438B2Fuel injection control device for direct injection engineMAZDA MOTOR·Filed 2016·Granted Nov 19, 2019·0 cites·10 claims
- 3642US10760477B2Turbocharger engineMAZDA MOTOR·Filed 2017·Granted Sep 1, 2020·0 cites·12 claims
- 3742US2017022892A1Control apparatus of engineMAZDA MOTOR·Filed 2016·Application pending·0 cites
- 3838US6928980B2Control device for spark-ignition engineMAZDA MOTOR·Filed 2004·Granted Aug 16, 2005·2 cites·12 claims
- 3935US5133304ACooling water passage for V-type internal combustion engineMAZDA MOTOR·Filed 1991·Granted Jul 28, 1992·7 cites·5 claims
- 4031US5433075AExhaust system for an engineMAZDA MOTOR·Filed 1994·Granted Jul 18, 1995·11 cites·19 claims
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