Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10266369 | Energy-autonomous elevator system control element and elevator system including the control element | Astrid Sonnenmoser, Christoph Liebetrau, Thomas Hartmann | 2019-04-23 |
| 10196236 | Monitoring system of an elevator installation that detects use data of an elevator door | Astrid Sonnenmoser, Reto Tschuppert | 2019-02-05 |
| 10183837 | Communication method for an elevator system between a unit on an elevator car and a remote service center | — | 2019-01-22 |