Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845535 | Light emitting semiconductor device | Masamichi Yamanishi, Yasuo Kan | 1989-07-04 |
| 4672577 | Three-dimensional integrated circuit with optically coupled shared memories | Masataka Hirose, Masamichi Yamanishi, Yukio Osaka, Tadashi Ae, Tadao Ichikawa +1 more | 1987-06-09 |