Issued Patents 2024
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11965102 | Photochromic annelated naphthopyrane systems with special substituents, for attaining rapid lightening speeds | Udo Weigand, Herbert Zinner | 2024-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11965102 | Photochromic annelated naphthopyrane systems with special substituents, for attaining rapid lightening speeds | Udo Weigand, Herbert Zinner | 2024-04-23 |