Inventor · disambiguated record
Seiichi Otani
Also filed as: OTANI SEIICHI
11 granted patents·192 citations·filing 1985–2004
91Inventor score
Top patents by PatentIndex Score
11 records- 0185US7479255B2Gas sensorRIKEN KEIKI KK·Filed 2002·Granted Jan 20, 2009·33 cites·15 claims
- 0275US5150301AAir/fuel mixture ratio learning control system for internal combustion engine using mixed fuelJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Sep 22, 1992·31 cites·13 claims
- 0374US4655188AApparatus for learning control of air-fuel ratio of air-fuel mixture in electronically controlled fuel injection type internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1985·Granted Apr 7, 1987·28 cites·17 claims
- 0468US5103655ADiagnostic arrangement for automotive engine EGR systemJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Apr 14, 1992·26 cites·7 claims
- 0567US4911131AFuel control apparatus for internal combustion engineNISSAN MOTOR·Filed 1988·Granted Mar 27, 1990·17 cites·14 claims
- 0658US6348872B1Gas detector-alarm employing hot-wire gas sensorRIKEN KEIKO CO LTD·Filed 2000·Granted Feb 19, 2002·14 cites·1 claims
- 0757US7526942B2Contact combustion gas sensorRIKEN KEIKI KK·Filed 2004·Granted May 5, 2009·4 cites·10 claims
- 0854US4911132AFuel injection control system for multi-cylinder internal combustion engine with feature of improved response characteristics to acceleration enrichment demandJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Mar 27, 1990·16 cites·32 claims
- 0952US4889100AFuel injection control system for multi-cylinder internal combustion engine with feature of improved response characteristics to acceleration enrichment demandJAPAN ELECTRONIC CONTROL SYST·Filed 1987·Granted Dec 26, 1989·15 cites·32 claims
- 1034US4831987ASetting device of basic fuel injection amount for an internal combustion engineNISSAN MOTOR·Filed 1987·Granted May 23, 1989·4 cites·10 claims
- 1134US4817572AElectronically controlled fuel injection device for an internal combustion engineNISSAN MOTOR·Filed 1987·Granted Apr 4, 1989·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →