Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620756 | Production of a ferroelectric or antiferroelectric or ferrielectric order in liquid crystals which solidify in a glass-like manner | Volker Bach, Karl-Heinz Etzbach, Karl Siemensmeyer | 1997-04-15 |