Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766893 | Method and device for controlling the brake(s) of a device for transporting people | Andreas Tautz | 2004-07-27 |
| 6520300 | Method for regulating the brake(s) of an escalator or a moving walkway | Ludwig Balzer-Apke, Dirk Lange, Alexander Pietz | 2003-02-18 |