Inventor · disambiguated record
Osamu Shirakawa
Also filed as: SHIRAKAWA OSAMU
5 granted patents·2 pending applications·0 citations·filing 2007–2015
58Inventor score
Files withHARISON TOSHIBA LIGHTING CORP2SHIRAKAWA OSAMU2DEGUCHI MAKOTO1DOI MASAHIRO1TOSHIBA LIGHTING & TECHNOLOGY1
Top patents by PatentIndex Score
7 records- 0147US2011260613A1Metal halide lampHARISON TOSHIBA LIGHTING CORP·Filed 2008·Application pending·0 cites
- 0241US8203271B2Metal halide lamp including sealed metal foilSHIRAKAWA OSAMU·Filed 2007·Granted Jun 19, 2012·0 cites·14 claims
- 0340US9190259B2Discharge lamp and discharge lamp apparatusDOI MASAHIRO·Filed 2011·Granted Nov 17, 2015·0 cites·5 claims
- 0440US8339023B2Discharge lampSHIRAKAWA OSAMU·Filed 2008·Granted Dec 25, 2012·0 cites·4 claims
- 0538US8436536B2Vehicle discharge lamp, vehicle discharge lamp device, lighting circuit combined type vehicle discharge lamp device, and lighting circuitDEGUCHI MAKOTO·Filed 2010·Granted May 7, 2013·0 cites·12 claims
- 0637US2010109528A1Foil sealed lampHARISON TOSHIBA LIGHTING CORP·Filed 2007·Application pending·0 cites
- 0734US9401269B2Socket and discharge lampTOSHIBA LIGHTING & TECHNOLOGY·Filed 2015·Granted Jul 26, 2016·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →