Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7091844 | Security system and danger sensor for monitoring danger parameters | Beckers Rolf | 2006-08-15 |
| 7075430 | Security system and danger sensor for monitoring danger parameters | Beckers Rolf | 2006-07-11 |
| 5608220 | Infrared intrusion detector with a multi-layer mirror | Dieter Wieser, Martin Allemann | 1997-03-04 |
| 5424718 | IR intrusion detector using scattering to prevent false alarms | Kurt Muller, Martin Allemann | 1995-06-13 |