Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7215756 | Utilization of a local exchange network by a plurality of local network operators | — | 2007-05-08 |
| 7127052 | Implementation of additional functions for user connections having individually configured performance criteria | Norbert Baumert | 2006-10-24 |