Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865660 | Rare-earth element/cobalt type magnet powder for resin magnets | Tatsuo Nate, Koichi Oka | 1989-09-12 |
| 4284441 | Method for improvement of magnetic property of thin strip of amorphous alloy | Sonoko Tsukahara, Tachiro Tsushima | 1981-08-18 |