Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4491532 | Liquid-crystal mixture with a pleochroic anthraquinone dye, and method for producing such a dye | Alexander Moller, Gerd Heppke, Burkhard Knippenberg | 1985-01-01 |
| 4402854 | Liquid crystals having pleochroic dyes | Alexander Moeller | 1983-09-06 |