Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5319023 | Optical lenses, haptics therefor and optical lens bodies having haptics | — | 1994-06-07 |
| 5316702 | Method of producing durable bonds between an optical preform and an optical resin layer cast on the preform surface | Ronald D. Blum, Steve Bennington | 1994-05-31 |