Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666930 | FePt magnet and manufacturing method thereof | Hitoshi Aoyama, Takumi Asano | 2003-12-23 |
| 6659771 | Denture attachment | Kazuo Arai | 2003-12-09 |
| 6652278 | Dental bar attachment for implants | Kazuo Arai | 2003-11-25 |