Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4973415 | Rapidly quenched ribbon magnet and plastic magnet containing powders of the rapidly quenched ribbon magnet | Ryoji Ohmachi, Hiroshi Yamamoto, Mituru Nagakura | 1990-11-27 |