Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781664 | Liquid-crystal switching elements comprising a liquid-crystal layer which has extremely low optical retardation and liquid-crystal displays containing them | Michael Heckmeier, Brigitte Schuler, Herbert Plach | 2004-08-24 |