Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865660 | Rare-earth element/cobalt type magnet powder for resin magnets | Tatsuo Nate, Koichi Oka | 1989-09-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865660 | Rare-earth element/cobalt type magnet powder for resin magnets | Tatsuo Nate, Koichi Oka | 1989-09-12 |