Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779995 | Process and apparatus for supplying rare earth metal-based alloy powder | Shuhei Okumura, Akira Nakamura | 2004-08-24 |
| 6755883 | Punch, powder pressing apparatus and powder pressing method | Shinji Kidowaki | 2004-06-29 |