KO

Kiyoshi Ohnaka

Sumitomo Electric Industries: 3 patents #364 of 3,885Top 10%
Overall (2003): #26,742 of 273,478Top 10%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6597016 Semiconductor device and method for fabricating the same Koichiro Yuki, Tohru Saitoh, Minoru Kubo, Akira Asai, Koji Katayama 2003-07-22
6586774 Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor device Akihiko Ishibashi, Ayumu Tsujimura, Yoshiaki Hasegawa, Nobuyuki Otsuka, Gaku Sugahara +4 more 2003-07-01
6544869 Method and apparatus for depositing semiconductor film and method for fabricating semiconductor device Kenji Harafuji, Akihiko Ishibashi, Yuzaburo Ban 2003-04-08