Inventor · disambiguated record
Kohei Igarashi
Also filed as: IGARASHI KOHEI · WAKITA NOBUAKI
11 granted patents·2 pending applications·268 citations·filing 1978–2022
91Inventor score
Top patents by PatentIndex Score
13 records- 0196US6467466B1Gas leakage detection and fail-safe control method for gas-fueled internal combustion engine and apparatus for implementing the sameFUJITSU TEN LTD·Filed 2000·Granted Oct 22, 2002·94 cites·30 claims
- 0285US6672050B2Exhaust gas purification device of an engineTOYOTA MOTOR CO LTD·Filed 2002·Granted Jan 6, 2004·49 cites·18 claims
- 0376US6672989B2Direct injection type engineTOYOTA MOTOR CO LTD·Filed 2002·Granted Jan 6, 2004·21 cites·17 claims
- 0473US4604700AApparatus for indicating an optimum time to shift a manual transmission installed in a vehicleTOYOTA MOTOR CO LTD·Filed 1983·Granted Aug 5, 1986·23 cites·21 claims
- 0571US6240910B1Fuel injection control system for compressed natural gas-fueled automotive vehicleFUJITSU TEN LTD·Filed 2000·Granted Jun 5, 2001·28 cites·23 claims
- 0668US6581372B2Compression ignition type engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Jun 24, 2003·16 cites·11 claims
- 0762US6516609B2Compression ignition type engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Feb 11, 2003·15 cites·5 claims
- 0853US2023296574A1Analysis method and analysis system for bile acids, sterols, and hormonesADERANS KK·Filed 2020·Application pending·0 cites
- 0948US6349540B1Catalyst deterioration determining apparatus for internal combustion engine, and control method for the apparatusTOYOTA MOTOR CO LTD·Filed 2000·Granted Feb 26, 2002·9 cites·18 claims
- 1045US4881368ADouble air-fuel ratio sensor system having improved exhaust emission characteristicsTOYOTA MOTOR CO LTD·Filed 1988·Granted Nov 21, 1989·7 cites·86 claims
- 1140US4202173ASecondary air supplying device of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1978·Granted May 13, 1980·6 cites·1 claims
- 1236US2002078682A1Control device of an engineTOYOTA MOTOR CO LTD·Filed 2001·Application pending·0 cites
- 1333US11598505B2Vehicular lamp fittingSTANLEY ELECTRIC CO LTD·Filed 2022·Granted Mar 7, 2023·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →