Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643491 | Rare earth magnetic powder, its fabrication method, and resin bonded magnet | Yoshinobu Honkura, Hironari Mitarai, Chisato Mishima, Hiroshi Matsuoka, Yoshinobu Sugiura | 1997-07-01 |