Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766893 | Method and device for controlling the brake(s) of a device for transporting people | Sascha Neumann | 2004-07-27 |
| 6758319 | Method for disconnecting transport systems and a security circuit for transport systems | Dirk Lange, Christian Maletzki | 2004-07-06 |