Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9666049 | Smoke detection unit with light-emitting diode and photo-detector, and with an LED chip arranged in the light-emitting diode and with a photosensor for determining a degree of aging and/or a compensation value for a light current, as well as a light-emitting diode | — | 2017-05-30 |
| 9569946 | Smoke alarm according to the scattered light principle having a two-color light-emitting diode with different sizes of LED chips | — | 2017-02-14 |