Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6438127 | Process and apparatus for the operation of virtual private networks on a common data packet communication network | Norbert Haertelt, Markus G. Hies, Helmut Oberheim, Michael Schambach | 2002-08-20 |