Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4371590 | Magnetic recording medium with stepwise orientation of deposited metallic particles | Toshiaki Izumi, Seitoku Saito, Fumio Maruta | 1983-02-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4371590 | Magnetic recording medium with stepwise orientation of deposited metallic particles | Toshiaki Izumi, Seitoku Saito, Fumio Maruta | 1983-02-01 |