Inventor · disambiguated record
Kazutaka Hattori
Also filed as: HATTORI KAZUTAKA
12 granted patents·2 pending applications·33 citations·filing 2003–2016
88Inventor score
Top patents by PatentIndex Score
14 records- 0181US9583869B2Connector and electrical connection deviceJST MFG CO LTD·Filed 2016·Granted Feb 28, 2017·6 cites·5 claims
- 0269US7901562B2Oxygen sensor deterioration detection methodTOYOTA MOTOR CO LTD·Filed 2007·Granted Mar 8, 2011·2 cites·16 claims
- 0368US7393441B2Controller for gas concentration sensorTOYOTA MOTOR CO LTD·Filed 2004·Granted Jul 1, 2008·6 cites·2 claims
- 0465US7043957B2Element impedance detection apparatus and method for oxygen sensorTOYOTA MOTOR CO LTD·Filed 2003·Granted May 16, 2006·6 cites·12 claims
- 0564US7297240B2Oxygen sensor deterioration detection apparatusTOYOTA MOTOR CO LTD·Filed 2003·Granted Nov 20, 2007·5 cites·16 claims
- 0657US6978653B2Abnormality detection system of oxygen sensor and abnormality detection method thereofTOYOTA MOTOR CO LTD·Filed 2004·Granted Dec 27, 2005·2 cites·15 claims
- 0756US7846313B2Controller for gas concentration sensorTOYOTA MOTOR CO LTD·Filed 2007·Granted Dec 7, 2010·2 cites·1 claims
- 0842US7909970B2Controller for gas concentration sensorTOYOTA MOTOR CO LTD·Filed 2007·Granted Mar 22, 2011·0 cites·3 claims
- 0936US6844734B2Current detection circuit for A/F sensorFUJITSU TEN LTD·Filed 2003·Granted Jan 18, 2005·1 cites·10 claims
- 1035US7188586B2Fuel injection system for diesel enginesKOMATSU MFG CO LTD·Filed 2003·Granted Mar 13, 2007·2 cites·10 claims
- 1134US10044141B2Connector and electrical connection deviceJST MFG CO LTD·Filed 2016·Granted Aug 7, 2018·0 cites·3 claims
- 1234US6957563B2Abnormality detection device for air-fuel ratio sensorTOYOTA MOTOR CO LTD·Filed 2004·Granted Oct 25, 2005·1 cites·9 claims
- 1333US2005159877A1Fault diagnosis device for detection device provided on engineFiled 2005·Application pending·0 cites
- 1431US2004226282A1Abnormality detecting system for oxygen sensor and abnormality detecting methodTOYOTA MOTOR CO LTD·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →