Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4961876 | Liquid crystalline ferroelectric derivatives of branched acyclic alpha-chlorocarboxylic acids | Dietrich Demus, Horst Zaschke, Wolfgang Weissflog, Kristina Mohr, Kerstin Worm | 1990-10-09 |
| 4874544 | Ferroelectric liquid crystals | Bak G Yong, Barth Petra, Demus Dietrich, Joachimi Detlev, Barbara Kampa +9 more | 1989-10-17 |