Inventor · disambiguated record
Koichi Kitaura
Also filed as: KITAURA KOICHI
15 granted patents·6 pending applications·203 citations·filing 1989–2022
91Inventor score
Top patents by PatentIndex Score
21 records- 0193US8683856B2Catalyst abnormality diagnosis apparatusKITAURA KOICHI·Filed 2010·Granted Apr 1, 2014·18 cites·9 claims
- 0293US6837040B2In-cylinder injection type spark-ignition internal combustion engine and control method thereofTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 4, 2005·74 cites·11 claims
- 0392US9599055B2Exhaust gas purification apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 2015·Granted Mar 21, 2017·6 cites·4 claims
- 0488US11492941B1Controller for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2022·Granted Nov 8, 2022·1 cites·6 claims
- 0587US5087985APolarizer for visible lightTORAY INDUSTRIES·Filed 1989·Granted Feb 11, 1992·77 cites·7 claims
- 0686US9670819B2Catalyst deterioration determination systemAOKI KEIICHIRO·Filed 2012·Granted Jun 6, 2017·7 cites·7 claims
- 0781US8613219B2Catalyst abnormality diagnosis apparatusKITAURA KOICHI·Filed 2010·Granted Dec 24, 2013·11 cites·4 claims
- 0880US10385763B2Exhaust system of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2018·Granted Aug 20, 2019·2 cites·4 claims
- 0975US10830167B2Exhaust gas purification system for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 2018·Granted Nov 10, 2020·2 cites·8 claims
- 1061US8534046B2Apparatus and method for diagnosing catalyst deteriorationMIYAMOTO HIROSHI·Filed 2009·Granted Sep 17, 2013·4 cites·8 claims
- 1154US2023042626A1Control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 1253US11795884B2Control device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2022·Granted Oct 24, 2023·0 cites·7 claims
- 1349US2009145109A1Catalyst degradation diagnosis device and diagnosis method for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 1448US9732658B2Abnormality diagnosis system of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2014·Granted Aug 15, 2017·0 cites·12 claims
- 1548US2010083635A1Catalyst monitoring system and catalyst monitoring methodTOYOTA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 1647US10724456B2Vehicle and control method for vehicleTOYOTA MOTOR CO LTD·Filed 2018·Granted Jul 28, 2020·0 cites·7 claims
- 1747US8359827B2Abnormality diagnosis system and method for diagnosing abnormality in filter regeneration systemTOYOTA MOTOR CO LTD·Filed 2009·Granted Jan 29, 2013·1 cites·14 claims
- 1847US2008173008A1Catalyst deterioration detecting system and catalyst deterioration detecting method of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 1945US12122353B2Control device for hybrid vehicleTOYOTA MOTOR CO LTD·Filed 2022·Granted Oct 22, 2024·0 cites·5 claims
- 2043US2014129116A1Inter-cylinder air-fuel ratio variation abnormality detection apparatus for multicylinder internal combustion engineSUZUKI KENJI·Filed 2013·Application pending·0 cites
- 2141US2018202385A1Control device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2018·Application pending·0 cites
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