Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4313989 | Magnetic recording medium | Yoshihisa Suzuki, Yoshiaki Hanyu, Mituyoshi Otake, Yoichi Hidano | 1982-02-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4313989 | Magnetic recording medium | Yoshihisa Suzuki, Yoshiaki Hanyu, Mituyoshi Otake, Yoichi Hidano | 1982-02-02 |