Inventor · disambiguated record
Seiichi Ohtani
Also filed as: OHTANI SEIICHI
6 granted patents·105 citations·filing 1992–2007
84Inventor score
Top patents by PatentIndex Score
6 records- 0179US5817923AApparatus for detecting the fuel property for an internal combustion engine and method thereofUNISIA JECS CORP·Filed 1997·Granted Oct 6, 1998·38 cites·18 claims
- 0276US7836758B2Deterioration diagnosis system for an air-fuel ratio sensorHITACHI LTD·Filed 2007·Granted Nov 23, 2010·13 cites·8 claims
- 0367US6371096B1Diagnosis system for wide-range air-fuel ratio sensorUNISIA JECS CORP·Filed 1999·Granted Apr 16, 2002·26 cites·7 claims
- 0449US6035839AMethod and apparatus for controlling the air-fuel ratio of an internal combustion engineUNISIA JECS CORP·Filed 1997·Granted Mar 14, 2000·14 cites·12 claims
- 0535US6158420ADiagnostic apparatus and method for supplying assist air in an internal combustion engineUNISIA JECS CORP·Filed 1999·Granted Dec 12, 2000·8 cites·26 claims
- 0635US5261297AControl system for automotive automatic transmissionJAPAN ELECTRONIC CONTROL SYST·Filed 1992·Granted Nov 16, 1993·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →