Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4921884 | Hydroxy-substituted polymeric shaped hydrogel article | Ronald F. Ofstead | 1990-05-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4921884 | Hydroxy-substituted polymeric shaped hydrogel article | Ronald F. Ofstead | 1990-05-01 |