Inventor · disambiguated record
Kenichi Fujiki
Also filed as: AMAMIYA SUMIKO · FUJIKI KENICHI
22 granted patents·3 pending applications·266 citations·filing 2003–2018
95Inventor score
Top patents by PatentIndex Score
25 records- 0196US8038416B2Oil pump pressure control deviceYAMADA MFG CO LTD·Filed 2007·Granted Oct 18, 2011·90 cites·14 claims
- 0294US7221116B2Motor control apparatusTOYOTA MOTOR CO LTD·Filed 2005·Granted May 22, 2007·28 cites·10 claims
- 0390US7387011B2Deterioration diagnosis system for exhaust gas sensorDENSO CORP·Filed 2007·Granted Jun 17, 2008·28 cites·6 claims
- 0487US7681565B2Air/fuel ratio control system for internal combustion engineDENSO CORP·Filed 2008·Granted Mar 23, 2010·16 cites·8 claims
- 0587US7609012B2Motor control apparatusDENSO CORP·Filed 2007·Granted Oct 27, 2009·13 cites·2 claims
- 0680US7667427B2Motor control apparatusDENSO CORP·Filed 2005·Granted Feb 23, 2010·11 cites·28 claims
- 0779US7312595B2Motor control apparatusDENSO CORP·Filed 2003·Granted Dec 25, 2007·22 cites·21 claims
- 0877US6830043B2Secondary air supply abnormality detection systemDENSO CORP·Filed 2003·Granted Dec 14, 2004·31 cites·16 claims
- 0976US9039397B2Rotor for oil pump with different contours for the drive-side versus non-drive side of the teethYAMADA MFG CO LTD·Filed 2013·Granted May 26, 2015·2 cites·16 claims
- 1074US7488163B2Trochoid oil pumpYAMADA MFG CO LTD·Filed 2005·Granted Feb 10, 2009·5 cites·19 claims
- 1170US10801494B2Hydraulic control apparatus and hydraulic control methodYAMADA MFG CO LTD·Filed 2018·Granted Oct 13, 2020·1 cites·5 claims
- 1259US9097250B2Pump rotorYAMADA MFG CO LTD·Filed 2012·Granted Aug 4, 2015·1 cites·13 claims
- 1359US7384251B2Trochoidal oil pumpYAMADA MFG CO LTD·Filed 2004·Granted Jun 10, 2008·7 cites·17 claims
- 1452US7801670B2Temporary suspension of oxygen sensor monitoring during braking operationsDENSO CORP·Filed 2007·Granted Sep 21, 2010·2 cites·23 claims
- 1552US7052258B2Trochoidal pumpYAMADA MFG CO LTD·Filed 2003·Granted May 30, 2006·4 cites·20 claims
- 1649US7967586B2Method for manufacturing trochoid pump and trochoid pump obtainedYAMADA MFG CO LTD·Filed 2008·Granted Jun 28, 2011·0 cites·8 claims
- 1749US7967585B2Method for manufacturing trochoid pump and trochoid pump obtainedYAMADA MFG CO LTD·Filed 2008·Granted Jun 28, 2011·0 cites·8 claims
- 1846US9464525B2Internal gear pump having an eccentric inner rotor and outer rotor having teeth non-trochoid tooth profiles and a moving center of the outer rotorYAMADA MFG CO LTD·Filed 2012·Granted Oct 11, 2016·0 cites·1 claims
- 1946US7131266B2Secondary air supply control apparatus for internal combustion engineDENSO CORP·Filed 2004·Granted Nov 7, 2006·5 cites·13 claims
- 2046US2008253904A1Oil pump pressure control deviceYAMADA MFG CO LTD·Filed 2007·Application pending·0 cites
- 2145US8870556B2Oil pumpFUJIKI KENICHI·Filed 2012·Granted Oct 28, 2014·0 cites·9 claims
- 2244US10247204B2Hydraulic control apparatus and hydraulic control methodYAMADA MFG CO LTD·Filed 2017·Granted Apr 2, 2019·0 cites·15 claims
- 2343US2017218953A1Variable-capacity vane pumpYAMADA MFG CO LTD·Filed 2017·Application pending·0 cites
- 2442US2009010791A1Internal gear pumpYAMADA MFG CO LTD·Filed 2008·Application pending·0 cites
- 2538US9309883B2Oil pumpFUJIKI KENICHI·Filed 2012·Granted Apr 12, 2016·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →