Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11069226 | Smoke detector methods and systems | Martin Allemann, Thomas Bachels, Erwin Suter | 2021-07-20 |
| 10885757 | Optical smoke detection according to the two-color principle by means of a light emitting diode with an LED chip for light emission and with a light converter for converting part of the emitted light into light of longer wavelength | Hilmar Konrad | 2021-01-05 |