Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626793 | Liquid-crystalline compounds | Volker Reiffenrath, Herbert Plach, Detlef Pauluth, Eike Poetsch, Thomas Geelhaar +2 more | 1997-05-06 |
| 5616284 | Liquid-crystalline medium | Bernhard Rieger, Volker Reiffenrath, David Coates, Herbert Plach | 1997-04-01 |