Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6074062 | Progressive lens elements and methods for designing and using same | Michael Alan Morris, Eric F. Barkan, Simon John Edwards, Dimitrios Jack Kris, Anthony Alan Lee +3 more | 2000-06-13 |
| 5861935 | Progressive lens elements and methods for designing and using same | Michael Alan Morris, Eric F. Barkan, Simon John Edwards, Dimitrios Jack Kris, Anthony Alan Lee +3 more | 1999-01-19 |