Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5270966 | Magneto-optical memory device for multi-wavelength recording and reproduction | — | 1993-12-14 |
| 4582562 | Process for preparing a single oxide crystal | Kuniro Tsushima | 1986-04-15 |