SY

Shigeo Yoshii

Sumitomo Electric Industries: 4 patents #204 of 3,632Top 6%
Overall (2005): #9,364 of 245,428Top 4%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6953954 Plasma oscillation switching device Nobuyuki Otsuka, Koichi Mizuno, Asamira Suzuki, Toshiya Yokogawa 2005-10-11
6917457 Process of fabricating semiconductor light emitting device Nobuyuki Otsuka, Masahiro Kitoh, Toshiya Yokogawa 2005-07-12
6903383 Semiconductor device having a high breakdown voltage for use in communication systems Toshiya Yokogawa, Asamira Suzuki, Masahiro Deguchi, Hiroyuki Furuya 2005-06-07
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 Nobuyuki Otsuka, Koichi Mizuno, Asamira Suzuki 2005-03-01