Inventor · disambiguated record
Kenichi Machida
Also filed as: MACHIDA KENICHI
118 granted patents·16 pending applications·1,211 citations·filing 1994–2025
99Inventor score
Files withUNISIA JECS CORP35HITACHI LTD24HONDA MOTOR CO LTD23NTT TECHNOCROSS CORP10HITACHI UNISIA AUTOMOTIVE LTD7
Top patents by PatentIndex Score
134 records- 0197US6318083B1Intake air control device of an engine with a charger and method thereofUNISIA JECS CORP·Filed 2000·Granted Nov 20, 2001·94 cites·19 claims
- 0296US7159545B2Valve timing control apparatus for internal combustion engine and control method thereofHITACHI LTD·Filed 2005·Granted Jan 9, 2007·26 cites·21 claims
- 0391US8296034B2Vehicle speed limiting systemTETSUKA TAKASHI·Filed 2010·Granted Oct 23, 2012·11 cites·11 claims
- 0490US7377533B2Steering damper apparatus, and method of using sameHONDA MOTOR CO LTD·Filed 2005·Granted May 27, 2008·17 cites·17 claims
- 0589US8229637B2Shift controllerKOBAYASHI MASAKI·Filed 2009·Granted Jul 24, 2012·15 cites·16 claims
- 0687US5592923ADiagnosis apparatus and method in an apparatus for treating fuel vapor of an engineUNISIA JECS CORP·Filed 1995·Granted Jan 14, 1997·49 cites·18 claims
- 0786US7823561B2Method and apparatus for controlling ignition timing of an internal combustion engine based on engine rotary speedHONDA MOTOR CO LTD·Filed 2008·Granted Nov 2, 2010·22 cites·20 claims
- 0886US6945224B2Intake air amount control apparatus for vehicle engine and method thereofHITACHI LTD·Filed 2005·Granted Sep 20, 2005·10 cites·18 claims
- 0985US7824506B2Nd-Fe-B magnet with modified grain boundary and process for producing the sameJAPAN SCIENCE & TECH AGENCY·Filed 2005·Granted Nov 2, 2010·13 cites·6 claims
- 1084US6999864B2Apparatus and method for estimating residual gas amount of internal combustion engine, and apparatus and method for controlling intake air amount of internal combustion engine using estimated residual gas amountHITACHI LTD·Filed 2003·Granted Feb 14, 2006·28 cites·48 claims
- 1184US6178947B1Control apparatus for internal combustion engine with electronically-controlled throttle systemUNISIA JECS CORP·Filed 1999·Granted Jan 30, 2001·52 cites·21 claims
- 1283US7308871B2Control apparatus for variable valve apparatus and method thereofHITACHI LTD·Filed 2005·Granted Dec 18, 2007·7 cites·9 claims
- 1381US8826885B2Fuel injection control systemASADA YUKIHIRO·Filed 2011·Granted Sep 9, 2014·6 cites·18 claims
- 1481US6209518B1Method and apparatus for fail safe control of an electronically controlled throttle valve of an internal combustion engineUNISIA JECS CORP·Filed 1999·Granted Apr 3, 2001·38 cites·24 claims
- 1580US8355235B2Driving apparatus and control method for electric actuatorHITACHI LTD·Filed 2005·Granted Jan 15, 2013·6 cites·12 claims
- 1680US7402226B2Minute high-performance rare earth magnet for micromini product and process for producing the sameJAPAN SCIENCE & TECH AGENCY·Filed 2004·Granted Jul 22, 2008·19 cites·4 claims
- 1780US6932034B2Fail-safe control apparatus for internal combustion engine equipped with variable valve characteristic mechanism and method thereofHITACHI LTD·Filed 2004·Granted Aug 23, 2005·17 cites·19 claims
- 1879US5979397AControl apparatus for direct injection spark ignition type internal combustion engineUNISIA JECS CORP·Filed 1998·Granted Nov 9, 1999·34 cites·7 claims
- 1978US8413635B2Vehicle control device and idling systemMACHIDA KENICHI·Filed 2010·Granted Apr 9, 2013·6 cites·21 claims
- 2078US8406981B2Engine throttle control systemTETSUKA TAKASHI·Filed 2010·Granted Mar 26, 2013·5 cites·12 claims
- 2177US6505585B1Apparatus and method for controlling valve timing of an engineUNISIA JECS CORP·Filed 2000·Granted Jan 14, 2003·16 cites·28 claims
- 2277US6338323B1Vane type variable valve timing control apparatus and control methodUNISIA JECS CORP·Filed 2000·Granted Jan 15, 2002·16 cites·9 claims
- 2377US5632257ADiagnosis apparatus and method for an exhaust gas recirculation unit of an internal combustion engineUNISIA JECS CORP·Filed 1996·Granted May 27, 1997·33 cites·16 claims
- 2476US6332438B1Vane-type variable valve timing control apparatus and control methodUNISIA JECS CORP·Filed 2000·Granted Dec 25, 2001·14 cites·10 claims
- 2576US5682856AApparatus for controlling an internal combustion engine and method thereofUNISIA JECS CORP·Filed 1996·Granted Nov 4, 1997·32 cites·10 claims
- 2675US8327826B2Knock control device for engineOKOSHI SATORU·Filed 2010·Granted Dec 11, 2012·6 cites·8 claims
- 2775US5561243AApparatus and method for diagnosing radiator fan control system installed in vehicular internal combustion engineUNISIA JECS CORP·Filed 1995·Granted Oct 1, 1996·31 cites·14 claims
- 2874US7191050B2Variable valve control apparatus for internal combustion engine and method thereofHITACHI LTD·Filed 2005·Granted Mar 13, 2007·6 cites·11 claims
- 2973US8328686B2Shift controllerKOBAYASHI MASAKI·Filed 2009·Granted Dec 11, 2012·6 cites·9 claims
- 3073US6920852B2Apparatus and method for controlling engine valve opening in internal combustion engineHITACHI LTD·Filed 2004·Granted Jul 26, 2005·17 cites·25 claims
- 3172US9347341B2Apparatus and method for controlling variable valve timing mechanismHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted May 24, 2016·4 cites·17 claims
- 3272US8688359B2Idle stop control method and control deviceKUNIYOSHI HIROYASU·Filed 2011·Granted Apr 1, 2014·5 cites·12 claims
- 3372US6973901B2Variable valve control apparatus and method in internal combustion engineHITACHI LTD·Filed 2003·Granted Dec 13, 2005·10 cites·15 claims
- 3472US6622678B2Apparatus and method for controlling variable valve mechanismUNISIA JECS CORP·Filed 2002·Granted Sep 23, 2003·12 cites·18 claims
- 3571US6920851B2Variable valve control apparatus for internal combustion engine and method thereofHITACHI LTD·Filed 2003·Granted Jul 26, 2005·16 cites·24 claims
- 3670US8365709B2Reverse rotation preventive device for engine of motorcycleHONDA MOTOR CO LTD·Filed 2010·Granted Feb 5, 2013·2 cites·20 claims
- 3770US7140348B2Fuel injection control systemHONDA MOTOR CO LTD·Filed 2005·Granted Nov 28, 2006·7 cites·3 claims
- 3870US6851409B2Apparatus and method for controlling intake air amount of internal combustion engineHITACHI UNISIA AUTOMOTIVE LTD·Filed 2002·Granted Feb 8, 2005·16 cites·52 claims
- 3969US9121361B2Control system of electric actuator and control method thereofSHIMIZU HIROKAZU·Filed 2008·Granted Sep 1, 2015·4 cites·17 claims
- 4069US7790300B2R-Fe-B based thin film magnet and method for preparation thereofJAPAN SCIENCE & TECH AGENCY·Filed 2005·Granted Sep 7, 2010·4 cites·3 claims
- 4169US7194898B2Stroke determination unit and method of measuring stroke in a multi-cylinder four-cycle engineHONDA MOTOR CO LTD·Filed 2006·Granted Mar 27, 2007·6 cites·18 claims
- 4269US6505128B1Apparatus and method for judging cylinders of an engineUNISIA JECS CORP·Filed 2000·Granted Jan 7, 2003·14 cites·14 claims
- 4369US6276331B1Method and apparatus for fail-safe controlling internal combustion engine with electronic controlled throttle systemUNISIA JECS CORP·Filed 1999·Granted Aug 21, 2001·21 cites·6 claims
- 4468US8120502B2Switch opening/closing detection apparatusUSUKURA YASUTAKA·Filed 2008·Granted Feb 21, 2012·3 cites·20 claims
- 4568US7886584B2Method and apparatus for detecting a stroke of a 4-cycle internal combustion engine, based on changes in rotary engine speedHONDA MOTOR CO LTD·Filed 2008·Granted Feb 15, 2011·6 cites·13 claims
- 4668US7623328B2Driving control apparatus for motion mechanism and control method of driving control apparatusHITACHI LTD·Filed 2005·Granted Nov 24, 2009·2 cites·6 claims
- 4768US5740780AControl system for improved cylinder torque balance of engineUNISIA JECS CORP·Filed 1997·Granted Apr 21, 1998·37 cites·12 claims
- 4867US7013211B2Variable valve control apparatus for internal combustion engine and method thereofHITACHI LTD·Filed 2003·Granted Mar 14, 2006·7 cites·9 claims
- 4967US6334084B1Fail-safe apparatus and fail-safe method for electronic control systemUNISIA JECS CORP·Filed 2000·Granted Dec 25, 2001·14 cites·15 claims
- 5067US6073606AApparatus for controlling fuel injection for a direct-injection gasoline engine and a method thereofUNISIA JECS CORP·Filed 1998·Granted Jun 13, 2000·23 cites·22 claims
Showing the top 50 of 134 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →