Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652054 | Magnetic recording media having a magnetic thin film made of magnetic metals grains and nonmagnetic matrix | Katsutaro Ichihara, Hitoshi Iwasaki, Atsuhito Sawabe | 1997-07-29 |