Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5532032 | Recording method for an optical recording medium | Fumio Matsui | 1996-07-02 |
| 5439778 | Reflectance control method and optical recording medium having controlled reflectance | Fumio Matsui | 1995-08-08 |