Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623468 | Disk apparatus for detecting address marks from a recording disk having data recorded in a zoned constant angular velocity type system | Naoto Takeda | 1997-04-22 |
| 5602812 | Reproducing rate control apparatus for optical disk | Tohru Miura, Akira Mashimo | 1997-02-11 |