Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831466 | Magnetic tape recording signal level adjustment device | Shoji Murakami, Kyoichi Inoue, Satoshi Hiranuma, Toshihiko Osada | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831466 | Magnetic tape recording signal level adjustment device | Shoji Murakami, Kyoichi Inoue, Satoshi Hiranuma, Toshihiko Osada | 1989-05-16 |