KK

Keisuke Koga

Sumitomo Electric Industries: 2 patents #599 of 3,632Top 20%
📍 Osaka, JP: #33 of 108 inventorsTop 35%
Overall (2005): #47,403 of 245,428Top 20%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6940218 Doped field-emitter Toru Kawase, Kenichi Honda, Tetsuya Norikane 2005-09-06
6914373 Electron lens and structure for a cold cathode of a cathode ray tube Takashi Itoh, Masahide Yamauchi, Koji Fujii, Toru Kawase 2005-07-05