Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701281 | Optical disk device capable of recording a control parameter on unused optical disk area | — | 1997-12-23 |
| 5609673 | Recording liquid | Hiroshi Takimoto, Masahiro Yamada | 1997-03-11 |
| 5599386 | Recording liquid | Yukichi Murata, Hiroshi Takimoto | 1997-02-04 |