Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11086144 | Adjustable progressive lens and design method | Sabine Latzel | 2021-08-10 |
| 10976573 | Method for designing a lens shape and spectacle lens | Philipp Ellinger, Helmut Wietschorke, Angela Nolan, Saulius Raymond Varnas | 2021-04-13 |
| 10969607 | Method for determining an improved design for a progressive lens | Gerhard Kelch | 2021-04-06 |
| 10928655 | Reduced distortion spectacle lens | — | 2021-02-23 |