Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8092012 | Single vision spectacle lens | Shyamy Sastry, C. Benjamin Wooley, Edgar V. Menezes, Amitava Gupta | 2012-01-10 |
| 6149271 | Progressive addition lenses | Edgar V. Menezes, William Kokonaski | 2000-11-21 |
| 6123422 | Methods for producing progressive addition lenses | Edgar V. Menezes, William Kokonaski | 2000-09-26 |
| 4846226 | Color changer | — | 1989-07-11 |
| 4776520 | Rotary atomizer | — | 1988-10-11 |
| 4643357 | Rapidly cleanable atomizer | Samuel W. Culbertson | 1987-02-17 |