Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798770 | Method for handling telephone calls via at least one telephone network using the internet | Frank Hollatz, Christian Marc Schmidt, Joachim Ungruh, Alfred Jugel, Andreas Lindenthal +1 more | 2004-09-28 |
| 6757745 | Distributed operating system for controlling network element in a data or telecomunication network | Jan Hamann, Thomas Werner, Ralf Rieken | 2004-06-29 |