Inventor · disambiguated record
Tokiji Ito
Also filed as: ITO TOKIJI
31 granted patents·3 pending applications·416 citations·filing 1996–2014
97Inventor score
Top patents by PatentIndex Score
34 records- 0194US7284530B2Leak detector for fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2005·Granted Oct 23, 2007·26 cites·12 claims
- 0293US7409929B2Cooling apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Aug 12, 2008·31 cites·19 claims
- 0393US6722348B2Abnormality detecting apparatus for fuel vapor treating system and method for controlling the apparatusTOYOTA MOTOR CO LTD·Filed 2002·Granted Apr 20, 2004·41 cites·39 claims
- 0489US6698280B1Failure test apparatus for fuel-vapor purging systemTOYOTA MOTOR CO LTD·Filed 2000·Granted Mar 2, 2004·35 cites·19 claims
- 0588US6564780B2Diagnostic apparatus and method for fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2001·Granted May 20, 2003·31 cites·8 claims
- 0686US7165447B2Failure diagnostic apparatus for fuel vapor purge system and fuel vapor purge apparatus and combustion engine having failure diagnostic apparatusDENSO CORP·Filed 2005·Granted Jan 23, 2007·14 cites·14 claims
- 0784US6557401B2Method and apparatus for detecting abnormalities in fuel systemsTOYOTA MOTOR CO LTD·Filed 2001·Granted May 6, 2003·23 cites·14 claims
- 0881US6006707AValve timing control apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1998·Granted Dec 28, 1999·37 cites·17 claims
- 0980US6848298B2Apparatus and method for failure diagnosis of fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2002·Granted Feb 1, 2005·20 cites·15 claims
- 1076US6487892B1Fault detection apparatus and method for fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2000·Granted Dec 3, 2002·18 cites·12 claims
- 1175US7325447B2Cooling apparatus for internal combustion engine and diagnosis method for the cooling apparatusTOYOTA MOTOR CO LTD·Filed 2006·Granted Feb 5, 2008·10 cites·16 claims
- 1275US5629477ATesting apparatus for fuel vapor treating deviceTOYOTA MOTOR CO LTD·Filed 1996·Granted May 13, 1997·32 cites·19 claims
- 1373US9752523B2Air-fuel ratio control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2014·Granted Sep 5, 2017·3 cites·2 claims
- 1471US7165446B2Failure diagnostic apparatus for fuel vapor purge system and fuel vapor purge apparatus and combustion engine having failure diagnostic apparatusDENSO CORP·Filed 2005·Granted Jan 23, 2007·6 cites·8 claims
- 1568US6820471B2Engine system diagnosing apparatus and methodTOYOTA MOTOR CO LTD·Filed 2002·Granted Nov 23, 2004·14 cites·36 claims
- 1662US7730860B2Actuator control apparatus and methodTOYOTA MOTOR CO LTD·Filed 2008·Granted Jun 8, 2010·2 cites·2 claims
- 1761US5718210ATesting apparatus for fuel vapor treating deviceTOYOTA MOTOR CO LTD·Filed 1996·Granted Feb 17, 1998·21 cites·39 claims
- 1860US5771869AMalfunction determining apparatus of an exhaust gas recirculation systemTOYOTA MOTOR CO LTD·Filed 1997·Granted Jun 30, 1998·19 cites·8 claims
- 1957US6606551B2Malfunction determining apparatus of engine systemTOYOTA MOTOR CO LTD·Filed 2001·Granted Aug 12, 2003·9 cites·20 claims
- 2045US7073321B2Controller for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted Jul 11, 2006·5 cites·26 claims
- 2145US6519524B2Apparatus and method for monitoring start of engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Feb 11, 2003·4 cites·17 claims
- 2245US5943999AMalfunction determining apparatus of an exhaust gas recirculation systemTOYOTA MOTOR CO LTD·Filed 1997·Granted Aug 31, 1999·10 cites·6 claims
- 2344US6634219B2Abnormality testing apparatus for engine systemTOYOTA MOTOR CO LTD·Filed 2001·Granted Oct 21, 2003·4 cites·22 claims
- 2442US9206754B2Control device of internal combustion engineKATO TOSHIHIRO·Filed 2014·Granted Dec 8, 2015·0 cites·11 claims
- 2542US2008289605A1Actuator control apparatusTOYOTA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 2640US8050850B2Control apparatus and control method for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2008·Granted Nov 1, 2011·1 cites·12 claims
- 2740US2011178694A1Control device for variable valve actuation systemTOYOTA MOTOR CO LTD·Filed 2011·Application pending·0 cites
- 2837US10072593B2Control device of internal combustion engineOKADA MASAHIDE·Filed 2014·Granted Sep 11, 2018·0 cites·3 claims
- 2937US9341544B2Abnormality detecting device of internal combustion engineNAKAJIMA ISAO·Filed 2014·Granted May 17, 2016·0 cites·5 claims
- 3037US8833150B2Apparatus and method for detecting abnormality of imbalance of air-fuel ratios among cylindersYUI TAKASHI·Filed 2012·Granted Sep 16, 2014·0 cites·4 claims
- 3135US10260431B2Control device and control method for variable valve actuation mechanismTAKIMOTO FUMITO·Filed 2011·Granted Apr 16, 2019·0 cites·5 claims
- 3234US7104046B2Controller for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted Sep 12, 2006·0 cites·9 claims
- 3330US8620562B2Variable valve system control apparatusHAYASHI KOTA·Filed 2011·Granted Dec 31, 2013·0 cites·10 claims
- 3428US2013192548A1Method and apparatus for controlling a variable valve systemSHOGENJI YOSHIYUKI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →