Inventor · disambiguated record
Namitsugu Fujii
Also filed as: FUJII NAMITSUGU
25 granted patents·6 pending applications·329 citations·filing 1994–2017
96Inventor score
Top patents by PatentIndex Score
31 records- 0186US8673128B2Gas sensor element, gas sensor, and production method thereofDENSO CORP·Filed 2012·Granted Mar 18, 2014·7 cites·5 claims
- 0282US6409899B1Gas sensor element with lead-proof effectDENSO CORP·Filed 2000·Granted Jun 25, 2002·22 cites·5 claims
- 0381US7156967B2Gas sensor element containing a getterDENSO CORP·Filed 2002·Granted Jan 2, 2007·20 cites·12 claims
- 0481US6660145B2Oxygen sensor elementDENSO CORP·Filed 2001·Granted Dec 9, 2003·24 cites·12 claims
- 0581US5593558AOxygen concentration detectorNIPPON DENSO CO·Filed 1995·Granted Jan 14, 1997·60 cites·23 claims
- 0674US7045047B2Gas sensor elementDENSO CORP·Filed 2002·Granted May 16, 2006·12 cites·13 claims
- 0774US5766434AOxygen concentration detecting device and method for fabricating the sameDENSO CORP·Filed 1997·Granted Jun 16, 1998·43 cites·20 claims
- 0872US6562212B2Gas sensor elementDENSO CORP·Filed 2001·Granted May 13, 2003·9 cites·4 claims
- 0967US7160422B2Gas sensor incorporating a multilayered gas sensing elementDENSO CORP·Filed 2003·Granted Jan 9, 2007·7 cites·4 claims
- 1062US6849291B2Gas sensing element and method for manufacturing the sameDENSO CORP·Filed 2002·Granted Feb 1, 2005·5 cites·6 claims
- 1162US6632338B2Gas sensing element incorporated in a gas sensor for an internal combustion engineDENSO CORP·Filed 2001·Granted Oct 14, 2003·4 cites·11 claims
- 1262US5472591AOxygen concentration detector having heat-treated support layer providing high responsivity enduranceNIPPON DENSO CO·Filed 1994·Granted Dec 5, 1995·24 cites·6 claims
- 1361US6354134B1Oxygen sensing element used in a oxygen sensorDENSO CORP·Filed 1998·Granted Mar 12, 2002·25 cites·14 claims
- 1460US7211222B2Gas sensorDENSO CORP·Filed 2002·Granted May 1, 2007·3 cites·31 claims
- 1558US6776895B2Method of producing a gas sensor elementDENSO CORP·Filed 2003·Granted Aug 17, 2004·2 cites·12 claims
- 1658US6478941B2Gas sensing element and method for manufacturing the sameDENSO CORP·Filed 2001·Granted Nov 12, 2002·3 cites·4 claims
- 1757US9804119B2A/F sensor element and method of manufacturing the sameDENSO CORP·Filed 2017·Granted Oct 31, 2017·0 cites·8 claims
- 1857US9594050B2A/F sensor element and method of manufacturing the sameDENSO CORP·Filed 2014·Granted Mar 14, 2017·0 cites·3 claims
- 1955US6096372AMethod for manufacturing O2 sensor with solid electrolyte member using conductive paste elementDENSO CORP·Filed 1998·Granted Aug 1, 2000·18 cites·24 claims
- 2053US6174489B1Method for manufacturing a gas sensor unitDENSO CORP·Filed 1998·Granted Jan 16, 2001·16 cites·12 claims
- 2153US2006068095A1Active liquid applicator for forming active filmDENSO CORP·Filed 2005·Application pending·0 cites
- 2253US2013152350A1Gas sensor element, gas sensor, and production method thereofDENSO CORP·Filed 2013·Application pending·0 cites
- 2348US6344118B1Structure of oxygen sensing elementDENSO CORP·Filed 1998·Granted Feb 5, 2002·13 cites·18 claims
- 2446US2014305797A1Lambda sensor element and method of manufacturing the sameDENSO CORP·Filed 2014·Application pending·0 cites
- 2544US2003196596A1Active liquid applicator for forming active filmFiled 2002·Application pending·0 cites
- 2644US2003188968A1Gas sensing elementDENSO CORP·Filed 2003·Application pending·0 cites
- 2743US9340680B2Spinel powder and manufacturing process therefor, and processes for producing thermal spraying film and gas sensor elementsFUJII NAMITSUGU·Filed 2012·Granted May 17, 2016·0 cites·16 claims
- 2842US9540282B2Gas sensor element and its manufacturing methodDENSO CORP·Filed 2013·Granted Jan 10, 2017·0 cites·2 claims
- 2940US5554839ACeramic heaterNIPPON DENSO CO·Filed 1994·Granted Sep 10, 1996·8 cites·9 claims
- 3035US5766672AMethod of manufacturing an oxygen concentration detector elementNIPPON DENSO CO·Filed 1996·Granted Jun 16, 1998·4 cites·6 claims
- 3135US2005016258A1Method for manufacturing a ceramic laminateDENSO CORP·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →