Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6786600 | Methods for generating a progressive surface and for production of multifocal progressive lenses | Yuval Carmon | 2004-09-07 |
| 6733130 | Method for refracting and dispensing electro-active spectacles | Ronald D. Blum, Dwight P. Dustin | 2004-05-11 |