Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11726350 | Progressive addition lens and method for manufacturing thereof | Roman Sturm, Thorsten Stein | 2023-08-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11726350 | Progressive addition lens and method for manufacturing thereof | Roman Sturm, Thorsten Stein | 2023-08-15 |