Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6271304 | Non-swelling sealing material and method of preparing the same | Yoshinori Nakano | 2001-08-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6271304 | Non-swelling sealing material and method of preparing the same | Yoshinori Nakano | 2001-08-07 |