Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372755 | Method for making ophthalmic lenses | Sidney White, Horst Hermann Brytsche | 1994-12-13 |
| 5288221 | Apparatus for making ophthalmic lenses | Sidney White, Horst Hermann Brytsche | 1994-02-22 |