KO

Keisuke Okubo

UK Ushio Denki Kabushiki Kaisha: 2 patents #199 of 583Top 35%
📍 Himeji, JP: #724 of 1,500 inventorsTop 50%
Overall (All Time): #2,176,411 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6844678 Short arc discharge lamp Tuneo Okanuma 2005-01-18
6683413 High pressure discharge lamp of the short arc type Mitsuru Ikeuchi, Shoji Miyanaga 2004-01-27