NO

Nobuyuki Otsuka

Sumitomo Electric Industries: 5 patents #123 of 3,632Top 4%
📍 Kasai, JP: #13 of 567 inventorsTop 3%
Overall (2005): #6,210 of 245,428Top 3%
5
Patents 2005

Issued Patents 2005

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6953954 Plasma oscillation switching device Shigeo Yoshii, Koichi Mizuno, Asamira Suzuki, Toshiya Yokogawa 2005-10-11
6921678 Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor device Akihiko Ishibashi, Ayumu Tsujimura, Yoshiaki Hasegawa, Gaku Sugahara, Ryoko Miyanaga +4 more 2005-07-26
6917457 Process of fabricating semiconductor light emitting device Shigeo Yoshii, Masahiro Kitoh, Toshiya Yokogawa 2005-07-12
6861679 Gallium indium nitride arsenide based epitaxial wafer, a hetero field effect transistor using the wafer, and a method of fabricating the hetero field effect transistor Koichi Mizuno, Shigeo Yoshii, Asamira Suzuki 2005-03-01
6858877 Nitride semiconductor, method for manufacturing the same and nitride semiconductor device Yasutoshi Kawaguchi, Akihiko Ishibashi, Ayumu Tsujimura 2005-02-22