Issued Patents All Time
Showing 76–80 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6330165 | Semiconductor device | Iwamichi Kohjiro, Yasuhiro Nunogawa, Sakae Kikuchi, Shizuo Kondo, Tetsuaki Adachi +3 more | 2001-12-11 |
| 5739559 | Compound semiconductor integrated circuit with a particular high resistance layer | Hiroyuki Takazawa | 1998-04-14 |
| 5523593 | Compound semiconductor integrated circuit and optical regenerative repeater using the same | Hiroyuki Takazawa, Yoshinori Imamura, Junji Shigeta, Yukihiro Kawata, Hiroto Oda | 1996-06-04 |
| 5027167 | Semiconductor intergrated circuit | Yasunari Umemoto, Junji Shigeta | 1991-06-25 |
| 4954866 | Semiconductor integrated circuit memory | Hirotoshi Tanaka, Hiroki Yamashita, Noboru Masuda, Junji Shigeta, Yasunari Umemoto | 1990-09-04 |