Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4652721 | Method and apparatus for edge contouring lenses | Richard T. Miller, Yefim P. Sukhman | 1987-03-24 |
| 4642439 | Method and apparatus for edge contouring lenses | Richard T. Miller, Yefim P. Sukhman | 1987-02-10 |