Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9767665 | Optical smoke detection unit for a smoke detector, with two light-emitting diodes optically coupled together and with an associated control unit for the deduction of aging information and a smoke detector | Martin Allemann | 2017-09-19 |
| 9697716 | Determination of an alarm-issuing time of an alarm device | Martin Forster | 2017-07-04 |