OS

Osamu Shirakawa

HL Harison Toshiba Lighting: 3 patents #21 of 82Top 30%
TT Toshiba Lighting & Technology: 2 patents #203 of 486Top 45%
Overall (All Time): #999,587 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9401269 Socket and discharge lamp 2016-07-26
9190259 Discharge lamp and discharge lamp apparatus Masahiro Doi, Makoto Deguchi, Syuhei Abe, Keisuke Nakazato, Masahiro OKI +2 more 2015-11-17
8436536 Vehicle discharge lamp, vehicle discharge lamp device, lighting circuit combined type vehicle discharge lamp device, and lighting circuit Makoto Deguchi, Masahiro Doi, Kosuke Ueda, Takuya Abe 2013-05-07
8339023 Discharge lamp Keisuke Nakazato 2012-12-25
8203271 Metal halide lamp including sealed metal foil Hidehiko Noguchi 2012-06-19