Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4368975 | Projection device | Yoshiya Matsui, Setsuo Minami, Noritaka Mochizuki, Isao Harumoto, Atsuo Tsunoda +1 more | 1983-01-18 |
| 4246619 | Electromagnetic transducer head | Atsushi Nei, Kunihide Sakai | 1981-01-20 |