Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866148 | Hydrophilic copolymers, the use thereof as biomedical materials and contact-optical articles produced therefrom | Frank Wingler | 1989-09-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866148 | Hydrophilic copolymers, the use thereof as biomedical materials and contact-optical articles produced therefrom | Frank Wingler | 1989-09-12 |