Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6704279 | Circuit arrangement for providing a back-up circuit for transmission devices in ring architectures that route MPLS packets | — | 2004-03-09 |
| 6603736 | Communication device for transmitting message signals | Siegfried Huber, Klaus Ziemann, Jörg Köpp | 2003-08-05 |
| 6580688 | Switching transmission units to an equivalent circuit for the purposes of bidirectional asynchronous cell transfer | — | 2003-06-17 |
| 6236640 | Method for alternate circuiting of transmission equipment in ring architectures for bidirectional transmission of ATM cells | — | 2001-05-22 |
| 5706277 | Method for changing-over to standby for a transmission device for the bidirectional transmission of digital signals and arrangement for carrying out the method | — | 1998-01-06 |