Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654058 | Magneto-optical disk | Fumiyoshi Kirino, Harukazu Miyamoto, Shigenori Okamine, Noriyuki Ogihara, Norio Ohta +1 more | 1997-08-05 |
| 5625388 | Overwritable optical recording medium and recording method of the same | Takeshi Maeda | 1997-04-29 |