Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359070 | Naphthalocyanine and phthalocyanine chromophores | Hans Reichert, Rene Fischer, Helmut Reichelt, Oliver Seeger, Korinna Dormann | 2025-07-15 |
| 12122919 | Dichroic azo-azomethine dyes for liquid crystal compositions | Leonhard Feiler, Thomas Ruch, Frank Bachmann, Gerardus De Keyzer | 2024-10-22 |
| 11344489 | Azomethine dye chromophores | Frank Bachmann, Beate Froehling, Christian Cremer, Volker Wendel | 2022-05-31 |