Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645418 | Method of producing a porous resin stamp | Yasuo Nagasawa, Yuji Tanaka, Yoshitomo Tanaka | 2003-11-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645418 | Method of producing a porous resin stamp | Yasuo Nagasawa, Yuji Tanaka, Yoshitomo Tanaka | 2003-11-11 |