Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702639 | Use of complex ligands for ions in ferroelectric liquid-crystal mixtures | Claus Escher, Takamasa Harada, Gerhard Illian, Rainer Wingen | 1997-12-30 |
| 5702777 | Silane couplers containing cyclic structural elements as alignment films | Peter Wegener | 1997-12-30 |
| 5644016 | Maleimide copolymer as alignment layer for liquid-crystal displays | Horst Roschert, Peter Wegener | 1997-07-01 |