Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9924078 | Image-capturing device, in particular person-counting mechanism, having a housing which is transparent in the infrared range and nontransparent in the optically visible range | — | 2018-03-20 |
| 9503620 | Evaluation of the security situation in a building by means of a radio tomographic location and detection method and by means of RFID reading devices | Hilmar Konrad | 2016-11-22 |
| 9412025 | Systems and methods to classify moving airplanes in airports | — | 2016-08-09 |
| 6456379 | Optical smoke detector operating in accordance with the extinction principle and method for compensating its temperature drift | Peter Kunz, Kurt Muller, Markus Loepfe | 2002-09-24 |
| 5942976 | Passive infrared intrusion detector and its use | Kurt Muller, Martin Allemann, Michael T. Gale, Thomas Hessler | 1999-08-24 |
| 5874314 | Method for detecting organic vapors and aerosols | Markus Loepfe, Peter Ryser | 1999-02-23 |
| 5608220 | Infrared intrusion detector with a multi-layer mirror | Martin Allemann, Rene Lange | 1997-03-04 |
| 5523744 | Device for testing the operation of smoke detectors | — | 1996-06-04 |
| 5451931 | Optical smoke detector | Kurt Muller, Peter Ryser, Rino E. Kunz, Markus Rossi, Michael T. Gale | 1995-09-19 |