Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5685908 | Apparatus for spin coating a multifocal lens | Horst Hermann Brytsche, Emanuel Dean Farley | 1997-11-11 |
| 5619288 | Impact resistant plastic ophthalmic lens | Julie S. Berzon, Hoa Thien Dang, Sheila Tatman, Robert Valeri, Kelly L. Benjamin | 1997-04-08 |