Inventor · disambiguated record
Naohide Fuwa
Also filed as: FUWA NAOHIDE
57 granted patents·4 pending applications·1,005 citations·filing 1995–2009
99Inventor score
Top patents by PatentIndex Score
61 records- 0198US5974793AExhaust gas purification device for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Nov 2, 1999·166 cites·15 claims
- 0297US6481201B2Air-fuel ratio control apparatus of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Nov 19, 2002·107 cites·31 claims
- 0397US6345496B1Method and device for purifying exhaust gas of an engineTOYOTA MOTOR CO LTD·Filed 2000·Granted Feb 12, 2002·158 cites·124 claims
- 0492US7398772B2Control apparatus for multi-cylinder internal combustion engine and control methodTOYOTA MOTOR CO LTD·Filed 2006·Granted Jul 15, 2008·12 cites·16 claims
- 0592US6014955AControl apparatus for internal combustion engine using air-amount-first fuel-amount-second control methodTOYOTA MOTOR CO LTD·Filed 1997·Granted Jan 18, 2000·70 cites·7 claims
- 0690US7201139B2Controller of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Apr 10, 2007·14 cites·4 claims
- 0789US7159547B2Control apparatus for multi-cylinder internal combustion engine and control methodTOYOTA MOTOR CO LTD·Filed 2006·Granted Jan 9, 2007·14 cites·19 claims
- 0889US6901744B2Air-fuel ratio control apparatus of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2002·Granted Jun 7, 2005·32 cites·4 claims
- 0987US7168410B2Idle speed controller for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Jan 30, 2007·10 cites·16 claims
- 1086US5690073AFuel injection control device of a multi-cylinder engineTOYOTA MOTOR CO LTD·Filed 1996·Granted Nov 25, 1997·46 cites·13 claims
- 1183US7073493B2Control apparatus for multi-cylinder internal combustion engine and control methodTOYOTA MOTOR CO LTD·Filed 2002·Granted Jul 11, 2006·20 cites·16 claims
- 1282US6510835B1Device and method for controlling enginesTOYOTA MOTOR CO LTD·Filed 2000·Granted Jan 28, 2003·27 cites·17 claims
- 1381US7066146B2Controller of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Jun 27, 2006·8 cites·9 claims
- 1480US6834627B2Intake air amount control apparatus and method of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted Dec 28, 2004·26 cites·18 claims
- 1579US7424872B2Failure diagnostic apparatus for variable valve mechanism of internal combustion engine and failure diagnostic method for variable valve mechanismTOYOTA MOTOR CO LTD·Filed 2005·Granted Sep 16, 2008·7 cites·9 claims
- 1677US5676101AControllers for a combustion engine able to lower the intake air pressure to a vacuum during an engine cranking operationTOYOTA MOTOR CO LTD·Filed 1996·Granted Oct 14, 1997·31 cites·5 claims
- 1772US7194998B2Control apparatus and control method for internal combustion engineDENSO CORP·Filed 2006·Granted Mar 27, 2007·7 cites·13 claims
- 1870US7668642B2Control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Feb 23, 2010·8 cites·15 claims
- 1970US7527027B2Abnormality determination apparatus for intake amount control mechanismTOYOTA MOTOR CO LTD·Filed 2005·Granted May 5, 2009·6 cites·3 claims
- 2069US7151994B2Calculation of air charge amount in internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted Dec 19, 2006·15 cites·12 claims
- 2169US7107975B2Controller of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Sep 19, 2006·4 cites·12 claims
- 2266US7162356B2Control apparatus and control method for internal combustion engineDENSO CORP·Filed 2004·Granted Jan 9, 2007·7 cites·14 claims
- 2366US6779508B2Control system of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2003·Granted Aug 24, 2004·13 cites·25 claims
- 2464US7470211B2Variable valve system of internal combustion engine and control method thereofTOYOTA MOTOR CO LTD·Filed 2005·Granted Dec 30, 2008·4 cites·17 claims
- 2564US5690075AMethod of and apparatus for controlling fuel injection in internal combustion engineTOYOTA MOTOR CO LTD·Filed 1996·Granted Nov 25, 1997·21 cites·2 claims
- 2663US7322323B2Valve actuation control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Jan 29, 2008·5 cites·7 claims
- 2762US7451036B2Control apparatus and control method for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Nov 11, 2008·3 cites·15 claims
- 2862US6782853B2Control apparatus and method for valve actuating system of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2003·Granted Aug 31, 2004·12 cites·14 claims
- 2961US7685978B2Control device and method for variable valve mechanismTOYOTA MOTOR CO LTD·Filed 2006·Granted Mar 30, 2010·4 cites·18 claims
- 3061US5611314AControl device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1995·Granted Mar 18, 1997·20 cites·12 claims
- 3159US8205584B2Control device for variable valve mechanismNODA MINORU·Filed 2007·Granted Jun 26, 2012·3 cites·7 claims
- 3259US8024109B2Abnormality determination apparatus for intake amount control mechanismTOYOTA MOTOR CO LTD·Filed 2009·Granted Sep 20, 2011·3 cites·5 claims
- 3359US7806105B2Idle speed control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Oct 5, 2010·2 cites·12 claims
- 3459US7690339B2Control device and method for variable valve mechanismTOYOTA MOTOR CO LTD·Filed 2007·Granted Apr 6, 2010·2 cites·12 claims
- 3557US6948478B2Device for controlling internal combustion enginesTOYOTA MOTOR CO LTD·Filed 2001·Granted Sep 27, 2005·6 cites·10 claims
- 3657US6463912B1Intake air volume detection device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Oct 15, 2002·14 cites·6 claims
- 3757US6283089B1Direct-injection internal combustion engine and method for controlling the engineTOYOTA MOTOR CO LTD·Filed 2000·Granted Sep 4, 2001·9 cites·18 claims
- 3855US7004143B2Control apparatus and control method for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Feb 28, 2006·2 cites·8 claims
- 3955US6789414B2Estimation apparatus of air intake flow for internal combustion engine and estimation method thereofTOYOTA MOTOR CO LTD·Filed 2003·Granted Sep 14, 2004·8 cites·16 claims
- 4055US5915362AIntake control apparatus and method for engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Jun 29, 1999·16 cites·17 claims
- 4154US7848873B2Control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Dec 7, 2010·3 cites·20 claims
- 4254US7316210B2Control apparatus and control method for variable valve actuation mechanism of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Jan 8, 2008·2 cites·18 claims
- 4352US7213569B2Valve characteristic estimation device and controller for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted May 8, 2007·2 cites·5 claims
- 4452US6986330B2Internal combustion engine having variable valve actuation device and method of calculating intake amount in the same internal combustion engineTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 17, 2006·7 cites·14 claims
- 4551US8131448B2Engine control apparatus and methodFUWA NAOHIDE·Filed 2006·Granted Mar 6, 2012·1 cites·38 claims
- 4651US7647159B2Control method and control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Jan 12, 2010·2 cites·14 claims
- 4750US6997161B2Control apparatus and control method for internal combustion engineDENSO CORP·Filed 2004·Granted Feb 14, 2006·9 cites·35 claims
- 4850US6895927B2Control apparatus and control method for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2003·Granted May 24, 2005·7 cites·4 claims
- 4948US6244244B1Controller of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2000·Granted Jun 12, 2001·6 cites·17 claims
- 5047US6792914B2Control system and method for internal combustion engine having variable valve actuation systemTOYOTA MOTOR CO LTD·Filed 2003·Granted Sep 21, 2004·7 cites·7 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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