Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32969 | Injectionable visoelastic ophthalmic gel | Seymour F. Trager | 1989-06-27 |
| 4828828 | Method of treating degenerative joint disease by injection of meth(acrylamide) (co)-polymers | Seymour F. Trager | 1989-05-09 |