Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6589304 | Method of bonding porous abrasive solid mass to base member with provision of sealing film on bonding surface of the abrasive solid mass | Toshimichi Nakagawa, Kazumasa Yoshida | 2003-07-08 |