Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5494155 | Incorporation of absorbents during extraction and/or hydration of hydrogel materials used as ophthalmic devices | John M. Evans, William E. Meyers | 1996-02-27 |
| 5359021 | Polymeric compositions and intraocular lenses made from same | F. Richard Christ | 1994-10-25 |
| 5331073 | Polymeric compositions and intraocular lenses made from same | F. Richard Christ | 1994-07-19 |
| 5170192 | Oxygen permeable bifocal contact lenses and their manufacture | Lisa A. Pettigrew, Donald J. Ratkowski, William J. Burke | 1992-12-08 |