KO

Kiyoshi Ohnaka

Sumitomo Electric Industries: 2 patents #693 of 4,178Top 20%
Overall (2004): #54,429 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6777253 Method for fabricating semiconductor, method for fabricating semiconductor substrate, and semiconductor light emitting device Akihiko Ishibashi, Ayumu Tsujimura, Yasutoshi Kawaguchi, Nobuyuki Otsuka 2004-08-17
6707074 Semiconductor light-emitting device and apparatus for driving the same Shigeo Yoshii 2004-03-16