Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648515 | Urea and urethane monomers for contact lens materials | — | 1997-07-15 |
| 5639908 | Urea and urethane monomers for contact lens materials | — | 1997-06-17 |
| 5610204 | Method of curing methacrylate-based compositions | — | 1997-03-11 |
| 5594085 | Urea and urethane monomers for contact lens materials | — | 1997-01-14 |