Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6566286 | Polished-piece holder | Tsuneo Kawamura | 2003-05-20 |
| 6291373 | Polished-piece holder | Tsuneo Kawamura | 2001-09-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6566286 | Polished-piece holder | Tsuneo Kawamura | 2003-05-20 |
| 6291373 | Polished-piece holder | Tsuneo Kawamura | 2001-09-18 |