Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631056 | Optical recording medium | Mikiya Kuroda | 1997-05-20 |
| 5270150 | Optical recording medium and process for producing it | Kenji Oishi, Mikiya Kuroda, Koji TSUJITA | 1993-12-14 |
| 5204852 | Optical disc-like recoding medium and manufacturing method thereof | Eiji Nakagawa, Makoto Itonaga | 1993-04-20 |