Inventor · disambiguated record
Takaaki Itou
Also filed as: ITOU TAKAAKI
66 granted patents·2 pending applications·3,086 citations·filing 1977–2020
99Inventor score
Top patents by PatentIndex Score
68 records- 0199US6109024AExhaust gas purification device for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1998·Granted Aug 29, 2000·201 cites·18 claims
- 0298US6014859ADevice for purifying exhaust gas of engineTOYOTA MOTOR CO LTD·Filed 1998·Granted Jan 18, 2000·158 cites·28 claims
- 0398US5974793AExhaust gas purification device for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Nov 2, 1999·166 cites·15 claims
- 0498US5551231AEngine exhaust gas purification deviceTOYOTA MOTOR CO LTD·Filed 1994·Granted Sep 3, 1996·143 cites·25 claims
- 0597US6345496B1Method and device for purifying exhaust gas of an engineTOYOTA MOTOR CO LTD·Filed 2000·Granted Feb 12, 2002·158 cites·124 claims
- 0697US6032461AExhaust emission control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1996·Granted Mar 7, 2000·134 cites·13 claims
- 0797US5746052AExhaust gas purification device for an engineTOYOTA MOTOR CO LTD·Filed 1995·Granted May 5, 1998·132 cites·27 claims
- 0897US5740669AExhaust gas purification device for an engineTOYOTA MOTOR CO LTD·Filed 1995·Granted Apr 21, 1998·114 cites·5 claims
- 0997US4962744ADevice for detecting malfunction of fuel evaporative purge systemTOYOTA MOTOR CO LTD·Filed 1989·Granted Oct 16, 1990·103 cites·11 claims
- 1096US6047542AMethod and device for purifying exhaust gas of engineTOYOTA MOTOR CO LTD·Filed 1996·Granted Apr 11, 2000·148 cites·86 claims
- 1195US5964088ADevice for purifying exhaust gas of engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Oct 12, 1999·114 cites·43 claims
- 1293US6122910AExhaust gas purifying apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Sep 26, 2000·89 cites·22 claims
- 1392US6378298B2Exhaust purifying apparatus and method for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Apr 30, 2002·61 cites·31 claims
- 1490US6289672B1Exhaust gas purification device for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Sep 18, 2001·71 cites·15 claims
- 1590US6119452ADevice for purifying exhaust gas of internal combustion engineTOYOTA MOTOR CO LTD·Filed 1996·Granted Sep 19, 2000·91 cites·13 claims
- 1689US6997142B2Internal combustion engine and method of operating internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted Feb 14, 2006·56 cites·20 claims
- 1789US5782087ADevice for purifying exhaust gas of an engineTOYOTA MOTOR CO LTD·Filed 1996·Granted Jul 21, 1998·70 cites·13 claims
- 1889US5582805AElectrically heated catalytic apparatusTOYOTA MOTOR CO LTD·Filed 1994·Granted Dec 10, 1996·69 cites·12 claims
- 1988US5778667AMethod and a device for purifying combustion exhaust gasTOYOTA MOTOR CO LTD·Filed 1997·Granted Jul 14, 1998·63 cites·5 claims
- 2087US8327622B2Exhaust gas purifying apparatus for internal combustion engineSANO KEISUKE·Filed 2008·Granted Dec 11, 2012·18 cites·6 claims
- 2187US4809667AApparatus for controlling amount of fuel-vapor purged from canister to intake air systemTOYOTA MOTOR CO LTD·Filed 1987·Granted Mar 7, 1989·31 cites·8 claims
- 2286US6499294B1Exhaust gas purification device for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Dec 31, 2002·78 cites·3 claims
- 2385US8245497B2Exhaust emission control device for internal combustion engine and performance diagnosis method for NOx adsorbentYODA KIMIKAZU·Filed 2008·Granted Aug 21, 2012·14 cites·9 claims
- 2485US6133185AExhaust gas purifying catalystTOYOTA MOTOR CO LTD·Filed 1996·Granted Oct 17, 2000·67 cites·5 claims
- 2585US5859365ARemaining fuel amount measuring apparatus for a fuel tankYAZAKI CORP·Filed 1997·Granted Jan 12, 1999·58 cites·14 claims
- 2685US5027780AAir-fuel control device for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1989·Granted Jul 2, 1991·28 cites·21 claims
- 2784US4700683ADevice for purging evaporated fuel captured by a charcoal canisterTOYOTA MOTOR CO LTD·Filed 1986·Granted Oct 20, 1987·33 cites·7 claims
- 2883US7028673B2Evaporative fuel adsorption deviceAISIN SEIKI·Filed 2005·Granted Apr 18, 2006·11 cites·5 claims
- 2983US5979157AMethod and a device for purifying exhaust gas of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Nov 9, 1999·51 cites·18 claims
- 3082US5956947AExhaust gas purifying method and apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Sep 28, 1999·35 cites·5 claims
- 3181US5461857AEngine exhaust gas purification deviceTOYOTA MOTOR CO LTD·Filed 1994·Granted Oct 31, 1995·51 cites·21 claims
- 3280US5722374AFuel storing device for an automobileTOYOTA MOTOR CO LTD·Filed 1996·Granted Mar 3, 1998·57 cites·9 claims
- 3379US5783160AMethod for purifying combustion exhaust gasTOYOTA MOTOR CO LTD·Filed 1996·Granted Jul 21, 1998·52 cites·13 claims
- 3477US5924406AApparatus for controlling auxiliary equipment driven by an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Jul 20, 1999·56 cites·16 claims
- 3574US8468805B2Exhaust gas purification device and exhaust gas purification method for internal combustion engineWAKAO KAZUHIRO·Filed 2008·Granted Jun 25, 2013·6 cites·17 claims
- 3672US5431144AEvaporated fuel control apparatusTOYOTA MOTOR CO LTD·Filed 1993·Granted Jul 11, 1995·28 cites·7 claims
- 3772US4841940AAir-fuel ratio control device of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1988·Granted Jun 27, 1989·22 cites·23 claims
- 3871US5237979AEvaporative fuel control apparatus of internal combustion engineTOYOTA MOTOR CO LTD·Filed 1992·Granted Aug 24, 1993·24 cites·12 claims
- 3969US8904756B2Exhaust emission control system of internal combustion engineYODA KIMIKAZU·Filed 2009·Granted Dec 9, 2014·5 cites·15 claims
- 4069US7171954B2Fuel vapor adsorbing devicesAISIN SEIKI·Filed 2005·Granted Feb 6, 2007·6 cites·8 claims
- 4168US4136139AVariable venturi type carburetorTOYOTA MOTOR CO LTD·Filed 1977·Granted Jan 23, 1979·12 cites·1 claims
- 4264US11487291B2Motor control apparatus, numerical control apparatus, robot controller, and integrated controller systemFANUC CORP·Filed 2020·Granted Nov 1, 2022·0 cites·12 claims
- 4364US8261534B2Exhaust gas purifying apparatus for internal combustion engineSANO KEISUKE·Filed 2008·Granted Sep 11, 2012·5 cites·5 claims
- 4463US8257471B2Exhaust-gas converting apparatusKANAZAWA TAKAAKI·Filed 2008·Granted Sep 4, 2012·2 cites·4 claims
- 4560US11553619B2Control device and control methodFANUC CORP·Filed 2019·Granted Jan 10, 2023·0 cites·8 claims
- 4660US5368002AApparatus for controlling a flow of evaporated fuel from a canister to an intake passage of an engineTOYOTA MOTOR CO LTD·Filed 1993·Granted Nov 29, 1994·17 cites·9 claims
- 4759US9027325B2Exhaust purification device of internal combustion engineNAKAYAMA YUSUKE·Filed 2010·Granted May 12, 2015·1 cites·10 claims
- 4859US4110417AVariable venturi type carburetorTOYOTA MOTOR CO LTD·Filed 1977·Granted Aug 29, 1978·9 cites·14 claims
- 4958US8516801B2Exhaust gas purifying apparatus for internal combustion engineSANO KEISUKE·Filed 2008·Granted Aug 27, 2013·4 cites·12 claims
- 5058US7416572B2Apparatus and method for determining reforming catalyst degradationTOYOTA MOTOR CO LTD·Filed 2004·Granted Aug 26, 2008·7 cites·17 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →