Inventor · disambiguated record
Hironori Osamura
Also filed as: OSAMURA HIRONORI
14 granted patents·515 citations·filing 1996–2016
94Inventor score
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14 records- 0195US6215235B1Spark plug having a noble metallic firing tip bonded to an electric discharge electrode and preferably installed in internal combustion engineDENSO CORP·Filed 1999·Granted Apr 10, 2001·78 cites·19 claims
- 0295US6094000ASpark plug for internal combustion engineNIPPON DENSO CO·Filed 1996·Granted Jul 25, 2000·85 cites·22 claims
- 0395US5977695ASpark plug having improved consumption resistanceDENSO CORP·Filed 1997·Granted Nov 2, 1999·63 cites·4 claims
- 0491US6147441ASpark plugDENSO CORP·Filed 1996·Granted Nov 14, 2000·58 cites·4 claims
- 0588US9385510B2Spark plug for internal combustion engine and method of manufacturing spark plugDENSO CORP·Filed 2015·Granted Jul 5, 2016·3 cites·16 claims
- 0688US6262522B1Spark plug for internal combustion engineDENSO CORP·Filed 1997·Granted Jul 17, 2001·45 cites·4 claims
- 0788US6093071ASpark plug and process of producing sameDENSO CORP·Filed 1999·Granted Jul 25, 2000·38 cites·4 claims
- 0888US5811915ASpark plug including electrode with protruding portion for holding noble metallic chip, and method of making the sameDENSO CORP·Filed 1996·Granted Sep 22, 1998·45 cites·20 claims
- 0986US6552476B1Spark plug for internal combustion engine having better self-cleaning functionDENSO CORP·Filed 2000·Granted Apr 22, 2003·26 cites·3 claims
- 1078US6794803B2Spark plug for an internal combustion engineDENSO CORP·Filed 2002·Granted Sep 21, 2004·18 cites·17 claims
- 1175US6316868B1Spark plug for internal combustion engine having better self-cleaning functionDENSO CORP·Filed 1999·Granted Nov 13, 2001·32 cites·7 claims
- 1262US6891318B2Structure of spark plug designed to provide higher durability and fabrication method thereofDENSO CORP·Filed 2002·Granted May 10, 2005·8 cites·15 claims
- 1361US5693999AMultiple gap spark plug for internal combustion engineNIPPON DENSO CO·Filed 1996·Granted Dec 2, 1997·16 cites·25 claims
- 1438US9793687B2Spark plug for internal combustion engine, having an annular ground electrode facing an outer circumference of a center electrodeDENSO CORP·Filed 2016·Granted Oct 17, 2017·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →