Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647990 | Tracking control system | — | 1987-03-03 |
| 4635134 | Video signal processing apparatus for processing video signals at the time of a special reproduction mode | Junsuke Tokumitsu | 1987-01-06 |
| 4528601 | Digital signal reproducing apparatus | Masaru Moriyama | 1985-07-09 |