Assignee
AOKI KEIICHIRO
JP·23 granted patents·4 pending applications·60 citations·filing 2004–2014
Top patents by PatentIndex Score
27 records- 0187US8736284B2Particulate matter detection deviceAOKI KEIICHIRO·Filed 2010·Granted May 27, 2014·6 cites·9 claims
- 0286US9670819B2Catalyst deterioration determination systemAOKI KEIICHIRO·Filed 2012·Granted Jun 6, 2017·7 cites·7 claims
- 0386US9261007B2Catalyst-degradation detection deviceAOKI KEIICHIRO·Filed 2011·Granted Feb 16, 2016·7 cites·15 claims
- 0482US8839610B2Controller of internal combustion engineAOKI KEIICHIRO·Filed 2011·Granted Sep 23, 2014·5 cites·8 claims
- 0577US8670917B2Air-fuel-ratio imbalance determination apparatus for internal combustion engineAOKI KEIICHIRO·Filed 2009·Granted Mar 11, 2014·9 cites·14 claims
- 0672US8943809B2Control apparatus for internal combustion engineAOKI KEIICHIRO·Filed 2011·Granted Feb 3, 2015·5 cites·6 claims
- 0772US8721854B2Control device for exhaust gas sensor of internal-combustion engineAOKI KEIICHIRO·Filed 2004·Granted May 13, 2014·10 cites·11 claims
- 0871US9347352B2Correction device for air/fuel ratio sensorAOKI KEIICHIRO·Filed 2011·Granted May 24, 2016·2 cites·7 claims
- 0969US10408149B2Control device for internal combustion engineAOKI KEIICHIRO·Filed 2013·Granted Sep 10, 2019·1 cites·5 claims
- 1069US9528419B2Particulate matter controller for an internal combustion engineAOKI KEIICHIRO·Filed 2011·Granted Dec 27, 2016·2 cites·6 claims
- 1165US8868317B2Fuel injection amount control apparatus for an internal combustion engineAOKI KEIICHIRO·Filed 2010·Granted Oct 21, 2014·2 cites·15 claims
- 1258US8131451B2Air-fuel ratio sensor and control apparatus for internal combustion engineAOKI KEIICHIRO·Filed 2008·Granted Mar 6, 2012·3 cites·4 claims
- 1356US9851323B2Abnormality determination device of fuel property sensor and method of determining abnormality of the sameAOKI KEIICHIRO·Filed 2014·Granted Dec 26, 2017·0 cites·4 claims
- 1452US8236155B2Exhaust gas sensorAOKI KEIICHIRO·Filed 2008·Granted Aug 7, 2012·0 cites·5 claims
- 1550US9400258B2Control device for internal combustion engineAOKI KEIICHIRO·Filed 2013·Granted Jul 26, 2016·0 cites·11 claims
- 1650US8563902B2Heater control device and method for exhaust gas sensorAOKI KEIICHIRO·Filed 2008·Granted Oct 22, 2013·0 cites·12 claims
- 1750US2012031077A1Pm sensor, pm amount sensing device for exhaust gas, and abnormality detection apparatus for internal combustion engineAOKI KEIICHIRO·Filed 2009·Application pending·0 cites
- 1848US8291893B2Device for determining activation of exhaust gas sensor and control device for internal combustion engineAOKI KEIICHIRO·Filed 2009·Granted Oct 23, 2012·1 cites·17 claims
- 1947US9568395B2NOx sensor control deviceAOKI KEIICHIRO·Filed 2012·Granted Feb 14, 2017·0 cites·20 claims
- 2046US9163574B2Sensor characteristic correction deviceAOKI KEIICHIRO·Filed 2011·Granted Oct 20, 2015·0 cites·6 claims
- 2145US8495905B2Gas concentration detection deviceAOKI KEIICHIRO·Filed 2010·Granted Jul 30, 2013·0 cites·7 claims
- 2244US9732657B2Oxygen sensor and oxygen sensor control deviceAOKI KEIICHIRO·Filed 2010·Granted Aug 15, 2017·0 cites·12 claims
- 2342US2009288391A1Catalyst deterioration detection deviceAOKI KEIICHIRO·Filed 2007·Application pending·0 cites
- 2442US2013120742A1Fuel property detection deviceAOKI KEIICHIRO·Filed 2010·Application pending·0 cites
- 2541US8731804B2Hydrogen detecting device and method, and internal combustion engine abnormality deciding deviceAOKI KEIICHIRO·Filed 2008·Granted May 20, 2014·0 cites·1 claims
- 2641US2012291530A1Concentration detecting apparatusAOKI KEIICHIRO·Filed 2010·Application pending·0 cites
- 2740US9890730B2Air-fuel ratio detection device and air-fuel ratio detection methodAOKI KEIICHIRO·Filed 2011·Granted Feb 13, 2018·0 cites·4 claims
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