Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5401609 | Optical recording medium and its production | Junji Tominaga | 1995-03-28 |
| 5389417 | Optical recording medium | Junji Tominaga, Tokuhiko Handa, Hiroyuki Arioka | 1995-02-14 |