Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4580256 | Automatic disc loading apparatus | Kiyoshi Sato, Yoshio Takahashi, Hideyuki Takahashi | 1986-04-01 |
| 4539670 | Automatic disc loading apparatus | Kiyoshi Sato, Yoshio Takahashi, Hideyuki Takahashi | 1985-09-03 |
| 4204687 | Tone arm drive device | Yoshihisa Hirota | 1980-05-27 |
| 4195845 | Turntable rotation controlling apparatus | — | 1980-04-01 |
| 4191382 | Turntable rotation control device | — | 1980-03-04 |