Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7822013 | System and method to redirect calls in a telecommunications network | Robert Kresnik, Patrick Kleiner, Udo Klotz, Norbert Lobig, Irena Romanski +1 more | 2010-10-26 |
| 7221683 | Telecommunications system having a packet-switching communications network and method for operating such a telecommunications system | Udo Klotz, Norbert Loebig, Walter Zinkl, Patrick Kleiner, Robert Kresnik +1 more | 2007-05-22 |
| 7058045 | Method and network element for processing signaling data and for controlling connections of subscribers of a packet-switching communications network | Udo Klotz, Norbert Loebig, Walter Zinkl, Patrick Kleiner, Robert Kresnik +1 more | 2006-06-06 |
| 6687347 | Public telephone network | — | 2004-02-03 |