Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491765 | Rare earth magnet and method for manufacturing the same | Katsumi Okayama, Naoyuki Ishigaki | 2002-12-10 |
| 6481993 | Process and apparatus for supplying rare earth metal-based alloy powder | Seiichi Kohara, Akira Nakamura | 2002-11-19 |
| 6461565 | Method of pressing rare earth alloy magnetic powder | Koki Tokuhara, Akiyasu Oota | 2002-10-08 |