Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330915 | Elevator system having a circuit with a switch monitored by means of an AC voltage signal | Astrid Sonnenmoser, Ivo Lustenberger, Thomas Hartmann | 2025-06-17 |
| 11919746 | Passenger transport system having central control unit and multiple field devices having an optimized failure detection method | Astrid Sonnenmoser, Ivo Lustenberger, Thomas Hartmann, Adrian Knecht | 2024-03-05 |
| 11873190 | System for conveying passengers, method for optimizing the operation of a system for conveying passengers | Philippe Henneau, Amos Schaub | 2024-01-16 |
| 11623844 | Elevator with a monitoring arrangement for monitoring an integrity of suspension members with separated circuitries | Philippe Henneau | 2023-04-11 |
| 11365088 | Monitoring device for a passenger transport system, testing method and passenger transport system | Astrid Sonnenmoser | 2022-06-21 |
| 11319185 | Elevator system having a central control unit and a plurality of field devices which communicate via a summation frame method | Astrid Sonnenmoser, David Michel, Frank Olivier Roussel, Ivo Lustenberger, Thomas Hartmann +1 more | 2022-05-03 |
| 11292691 | Monitoring unit for an elevator system, and method | Astrid Sonnenmoser, Adrian Knecht, Ivo Lustenberger, Thomas Hartmann | 2022-04-05 |
| 11078047 | Concepts for detecting a deterioration state of a load bearing capacity in a suspension member arrangement for an elevator | Vincent Robibero, Urs Lindegger, Philippe Henneau | 2021-08-03 |
| 10926974 | Method and apparatus for controlling an elevator system | Adrian Knecht, Astrid Sonnenmoser, Ivo Lustenberger, Martin Hess, Thomas Hartmann | 2021-02-23 |
| 10554443 | Passenger transport system with central control unit and multiple field devices which communicate with data telegrams prioritized by waiting periods | Astrid Sonnenmoser, Ivo Lustenberger, Thomas Hartmann, Adrian Knecht | 2020-02-04 |
| 8443944 | Monitoring method for an elevator installation | Astrid Sonnenmoser | 2013-05-21 |
| 4818923 | Method of, and apparatus for, regulating the rotational speed of an electric motor in a four quadrant mode of operation | Johannes Felber | 1989-04-04 |