Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791975 | Call signature in a packet-based network | Christoph A. Aktas, Paul Mayer | 2004-09-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791975 | Call signature in a packet-based network | Christoph A. Aktas, Paul Mayer | 2004-09-14 |