Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6879253 | Method for the processing of a signal from an alarm and alarms with means for carrying out said method | — | 2005-04-12 |
| 6788197 | Fire alarm | Erwin Suter | 2004-09-07 |
| 6011464 | Method for analyzing the signals of a danger alarm system and danger alarm system for implementing said method | — | 2000-01-04 |
| 5594421 | Method and detector for detecting a flame | — | 1997-01-14 |
| 5381130 | Optical smoke detector with active self-monitoring | Andreas Scheidweiler, Kurt Hess | 1995-01-10 |
| 5243330 | Fire detector system and method | — | 1993-09-07 |
| 5212470 | Supervised fire alarm system | — | 1993-05-18 |