Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6856678 | Method for updating call redirection destinations in a communication network | Martin Gärtner, Hans-Peter Ow, Stefan Honold, Burkhard Speitkamp | 2005-02-15 |
| 6600819 | Method for implementing call acceptance groups in a communication network | Georg Mayer, Robert Stampfl | 2003-07-29 |