Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6392766 | Screen for front laser projection | Klaus Gnaedig, Guenther Dausmann | 2002-05-21 |
| 6313931 | Screen for laser rear projection | Klaus Gnaedig, Guenther Dausmann | 2001-11-06 |
| 4914284 | Optical wide angle sensor head | Konrad Altmann, Ernst-August Seiffarth | 1990-04-03 |