Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723958 | Display with a heater | Wolfgang Siegel | 2004-04-20 |
| 6678033 | Liquid crystal display with heater | Dietmar Tippl | 2004-01-13 |
| 6674497 | Electrooptic display device | — | 2004-01-06 |