Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4638385 | Tape recorder having an improved system for controlling tape travel and magnetic head movement | — | 1987-01-20 |
| 4495535 | Wheel-driven mode switching mechanism for cassette tape recorders | Yutaka Fukuda, Hiroshi Muramatsu | 1985-01-22 |