Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5323885 | Vibration damping device with grooves | Hidetaka Watanabe | 1994-06-28 |
| 5101399 | Deck base locking device for recording playback unit | Hidetaka Watanabe | 1992-03-31 |
| 4985884 | Disk shaped recording reproduction device | Hidetaka Watanabe | 1991-01-15 |