Inventor · disambiguated record
Kazuaki Ootsuka
Also filed as: OOTSUKA KAZUAKI
10 granted patents·2 pending applications·93 citations·filing 2005–2009
87Inventor score
Top patents by PatentIndex Score
12 records- 0197US7468147B2Fluorescent substance and light-emitting device using the sameTOSHIBA KK·Filed 2005·Granted Dec 23, 2008·59 cites·20 claims
- 0287US7414272B2Fluorescent substance containing nitrogen, method for manufacturing the same, and light-emitting deviceTOSHIBA KK·Filed 2005·Granted Aug 19, 2008·17 cites·19 claims
- 0382US7635438B2Luminescent materialTOSHIBA KK·Filed 2007·Granted Dec 22, 2009·6 cites·19 claims
- 0471US7498736B2Luminescent materialTOSHIBA KK·Filed 2007·Granted Mar 3, 2009·4 cites·9 claims
- 0568US7923740B2Light emission deviceTOSHIBA KK·Filed 2006·Granted Apr 12, 2011·4 cites·20 claims
- 0665US7572391B2Fluorescent substance and light-emitting device using the sameTOSHIBA KK·Filed 2008·Granted Aug 11, 2009·2 cites·20 claims
- 0756US8107807B2Lighting device, image pickup apparatus and portable terminal unitIWANAGA HIROKI·Filed 2007·Granted Jan 31, 2012·1 cites·24 claims
- 0855US7799245B2Fluorescent substance and light-emitting device using the sameTOSHIBA KK·Filed 2009·Granted Sep 21, 2010·0 cites·17 claims
- 0953US7601277B2Fluorescent substance and light-emitting device using the sameTOSHIBA KK·Filed 2008·Granted Oct 13, 2009·0 cites·19 claims
- 1051US2009127507A1Luminescent materialTOSHIBA KK·Filed 2009·Application pending·0 cites
- 1147US7838311B2Process for producing light-emitting semiconductor deviceTOSHIBA KK·Filed 2008·Granted Nov 23, 2010·0 cites·6 claims
- 1247US2008253952A1Fluorescent substance containing nitrogen, method for manufacturing the same, and light-emitting deviceHIRAMATSU RYOSUKE·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →