Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7609443 | Projection and/or rear projection screen | Thomas Bertin-Mourot | 2009-10-27 |
| 7582833 | Transparent substrate provided with electroconductive strips | Dieter Hahn, Josef Switalla, Rainer Kummutat, Andre Beyrle | 2009-09-01 |
| 7053313 | Transparent substrate provided with electroconductive strips | Dieter Hahn, Josef Switalla, Rainer Kummutat, Andre Beyrle | 2006-05-30 |