Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5082750 | Magnetic recording medium of thin metal film type | Toshiaki Morichika, Toshio Tani, Chiaki Sakai, Hideo Koshimoto | 1992-01-21 |
| 5013616 | Magnetic recording medium of thin metal film type | Toshiaki Morichika, Toshio Tani, Nobuhiko Tanaka | 1991-05-07 |