Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4484235 | Phase control circuit and magnetic reproducing apparatus using the same | Nobuyoshi Yokobori, Yoshiaki Igarashi | 1984-11-20 |
| 4393422 | Device for driving magnetic tape | Nobuyoshi Yokobori, Hiroshi Okamoto, Yoshiaki Igarashi | 1983-07-12 |