Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10843899 | Safety element of an elevator system | Martin Rogger, Oliver Wuethrich, Reto Hugentobler, Dario Augugliaro | 2020-11-24 |
| 9272878 | Shaft access enabling device of an elevator system | Hans Kocher, Astrid Sonnenmoser, David Michel | 2016-03-01 |
| 9004229 | Marking device in elevator system | Astrid Sonnenmoser | 2015-04-14 |
| 8490755 | Circuit for resetting an elevator safety chain | — | 2013-07-23 |
| 7823707 | Guide device for an elevator, elevator with such a guide device, and method for operating such an elevator | — | 2010-11-02 |