Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172361 | Disc loading apparatus | Kazuya Okushita | 1992-12-15 |
| 5063557 | Disc drive apparatus | Ryoji Takamatsu, Osamu Naitou, Masahiro Sato | 1991-11-05 |
| 4755978 | Disc player | Kazuyuki Takizawa, Yoshiaki Kumagai | 1988-07-05 |
| 4412321 | Record changer | Shunji Tokumitsu, Masao Goto | 1983-10-25 |