Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4987279 | Display button of push-button switch | Kenichi Hirose | 1991-01-22 |
| 4672577 | Three-dimensional integrated circuit with optically coupled shared memories | Masataka Hirose, Masamichi Yamanishi, Yukio Osaka, Tadashi Ae, Noriyoshi Yoshida +1 more | 1987-06-09 |
| D288546 | Road wheel tire | Sadao Mizushima, Kenichi Okada | 1987-03-03 |