Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12111519 | Eyeglass lens, use of an eyeglass lens, and process for manufacturing an eyeglass lens | Michael Voegt, Andrea Welk, Hans-Peter Sommer | 2024-10-08 |
| 11965102 | Photochromic annelated naphthopyrane systems with special substituents, for attaining rapid lightening speeds | Udo Weigand, Yven Rohlfing | 2024-04-23 |