Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5173889 | Multi-loaded disk drive arrangement | Kengo Adachi, Yasukazu Yomogita | 1992-12-22 |
| 4829504 | Apparatus for reproducing signals recorded on discs | Takeji Sunaga | 1989-05-09 |