Inventor · disambiguated record
Naofumi Sumitani
Also filed as: SUMITANI NAOFUMI
22 granted patents·4 pending applications·172 citations·filing 2004–2020
94Inventor score
Top patents by PatentIndex Score
26 records- 0194USD510913SLight emitting diodeNICHIA CORP·Filed 2004·Granted Oct 25, 2005·47 cites·1 claims
- 0288US9502623B1Light emitting deviceNICHIA CORP·Filed 2015·Granted Nov 22, 2016·6 cites·42 claims
- 0378US7719012B2Light-emitting device and image reading apparatusNIPPON SHEET GLASS CO LTD·Filed 2006·Granted May 18, 2010·6 cites·11 claims
- 0474US7656083B2Light emitting device having a backside electrode portion and same thickness protrusion and method of manufacturing the sameNICHIA CORP·Filed 2004·Granted Feb 2, 2010·21 cites·11 claims
- 0574USD539760SLight emitting diodeNICHIA CORP·Filed 2006·Granted Apr 3, 2007·20 cites·1 claims
- 0674USD522466SLight emitting diodeNICHIA CORP·Filed 2005·Granted Jun 6, 2006·15 cites·1 claims
- 0766USD589009SLight emitting diodeNICHIA CORP·Filed 2007·Granted Mar 24, 2009·10 cites·1 claims
- 0866USD535263SLight emitting diodeNICHIA CORP·Filed 2006·Granted Jan 16, 2007·15 cites·1 claims
- 0964USD528515SLight emitting diodeNICHIA CORP·Filed 2005·Granted Sep 19, 2006·14 cites·1 claims
- 1063US7832895B2Light emitting deviceNICHIA CORP·Filed 2008·Granted Nov 16, 2010·3 cites·9 claims
- 1157US7586128B2Light-emitting apparatusNICHIA CORP·Filed 2005·Granted Sep 8, 2009·1 cites·11 claims
- 1256US10529700B2Light emitting deviceNICHIA CORP·Filed 2018·Granted Jan 7, 2020·0 cites·5 claims
- 1355USD601519SLight emitting diodeNICHIA CORP·Filed 2009·Granted Oct 6, 2009·6 cites·1 claims
- 1453US10490704B2Light emitting device and method of producing the sameNICHIA CORP·Filed 2018·Granted Nov 26, 2019·0 cites·7 claims
- 1552USD553103SLight emitting diodeNICHIA CORP·Filed 2007·Granted Oct 16, 2007·8 cites·1 claims
- 1651US10074638B2Light emitting deviceNICHIA CORP·Filed 2016·Granted Sep 11, 2018·0 cites·20 claims
- 1750US10193027B2Light emitting device and method of producing the sameNICHIA CORP·Filed 2017·Granted Jan 29, 2019·0 cites·11 claims
- 1849US11158776B2Lead frame and method of manufacturing light emitting deviceNICHIA CORP·Filed 2020·Granted Oct 26, 2021·0 cites·16 claims
- 1946US7964892B2Light emitting deviceNICHIA CORP·Filed 2007·Granted Jun 21, 2011·0 cites·9 claims
- 2045US2009073715A1Light Emitting Unit and Illumination Device and Image Scanner Using Such Light Emitting UnitSAITO TOMIHISA·Filed 2006·Application pending·0 cites
- 2143US2009168126A1Light Emitting Unit, Lighting Apparatus and Image Reading ApparatusNIPPON SHEET GLASS CO LTD·Filed 2007·Application pending·0 cites
- 2243US2007228396A1Light emitting unit and lighting apparatusNICHIA CORP·Filed 2007·Application pending·0 cites
- 2342US2009034296A1Light Emitting Unit, Illumination Device Using Such Light Emitting Unit, and Image ScannerNIPPON SHEET GLASS CO LTD·Filed 2006·Application pending·0 cites
- 2436US9966521B2Light emitting deviceNICHIA CORP·Filed 2017·Granted May 8, 2018·0 cites·18 claims
- 2536US7477808B2Light emitting device and lighting deviceNICHIA CORP·Filed 2007·Granted Jan 13, 2009·0 cites·10 claims
- 2635US10103302B2Light emitting deviceNICHIA CORP·Filed 2015·Granted Oct 16, 2018·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →