Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339200 | Signal recording apparatus with rerecording facility | Shinichi Koyama | 1994-08-16 |
| 5335189 | Rotation phase control device | Takashi Kobayashi, Toshiaki Mabuchi, Koji Takahashi | 1994-08-02 |
| 5285329 | Rotary head type recording apparatus | — | 1994-02-08 |