Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4891726 | Rotary magnetic head and guide drum assembly with reduce mounting height | Hisashi Suwa, Seiji Sato, Susumu Matsubara, Eiji Yano | 1990-01-02 |
| 4853804 | Magnetic recording and/or reproducing apparatus | Hisashi Suwa, Seiji Sato, Susumu Matsubara, Eiji Yano | 1989-08-01 |