Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285437 | Audio device having control function with use of card | Tokuo Yokota, Katsuyuki Matsumoto | 1994-02-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285437 | Audio device having control function with use of card | Tokuo Yokota, Katsuyuki Matsumoto | 1994-02-08 |