Inventor · disambiguated record
Itsuhei Ogata
Also filed as: OGATA ITSUHEI
13 granted patents·6 pending applications·161 citations·filing 1987–2019
92Inventor score
Top patents by PatentIndex Score
19 records- 0182US6740261B1Wide-range type thermistor element and method of producing the sameDENSO CORP·Filed 2000·Granted May 25, 2004·22 cites·7 claims
- 0280US4831432APositive ceramic semiconductor deviceNIPPON DENSO CO·Filed 1987·Granted May 16, 1989·25 cites·21 claims
- 0379US6306315B1Thermistor device thermistor device manufacturing method and temperature sensorDENSO CORP·Filed 1999·Granted Oct 23, 2001·30 cites·9 claims
- 0474US7056453B2Thermistor device, thermistor device manufacturing method and temperature sensorNIPPON SOKEN·Filed 2001·Granted Jun 6, 2006·11 cites·13 claims
- 0571US6878304B2Reduction resistant thermistor, method of production thereof, and temperature sensorNIPPON SOKEN·Filed 2001·Granted Apr 12, 2005·8 cites·13 claims
- 0671US6663794B2Reducing-atmosphere-resistant thermistor element, production method thereof and temperature sensorNIPPON SOKEN·Filed 2001·Granted Dec 16, 2003·8 cites·19 claims
- 0768US11274974B2Temperature sensorDENSO CORP·Filed 2019·Granted Mar 15, 2022·1 cites·12 claims
- 0868US4834052AInternal combustion engine having air/fuel mixture with anti-reducing semiconducting porcelain having a positive temperature coefficient of resistance and method for using such porcelain for heating air/fuel mixtureNIPPON DENSO CO·Filed 1987·Granted May 30, 1989·15 cites·15 claims
- 0962US6261480B1Wide-range type thermistor element and method of producing the sameDENSO CORP·Filed 1999·Granted Jul 17, 2001·18 cites·7 claims
- 1060US6824713B2Method of producing thermistor element and production apparatus for production apparatus for producing raw materials for thermistor elementDENSO CORP·Filed 2002·Granted Nov 30, 2004·4 cites·34 claims
- 1158US8431505B2Alumina sintered body and method for manufacturing same, and spark plug comprising the alumina sintered body as an insulatorOGATA ITSUHEI·Filed 2010·Granted Apr 30, 2013·1 cites·4 claims
- 1246US2009084673A1Gas sensor element and method for manufacturing sameDENSO CORP·Filed 2006·Application pending·0 cites
- 1343US2007298245A1Alumina composite sintered body, evaluation method thereof and spark plugDENSO CORP·Filed 2007·Application pending·0 cites
- 1442US5911953AApparatus for detecting and analyzing adsorbatesNIPPON SOKEN·Filed 1997·Granted Jun 15, 1999·10 cites·9 claims
- 1541US2011251042A1Alumina sintered bodyNIPPON SOKEN·Filed 2011·Application pending·0 cites
- 1640US5870193AApparatus for determining kinds of adsorbatesNIPPON SOKEN·Filed 1997·Granted Feb 9, 1999·8 cites·10 claims
- 1739US2006186780A1Alumina-based ceramic composition and spark plug using the sameDENSO CORP·Filed 2005·Application pending·0 cites
- 1838US2002020949A1Thermistor elementFiled 2001·Application pending·0 cites
- 1937US2008124266A1Alumina compound sintered compact, spark plug using the same and method of manufacturing alumina compound sintered compactDENSO CORP·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →