Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6385195 | Enhanced interworking function for interfacing digital cellular voice and fax protocols and internet protocols | Alan Eric Sicher | 2002-05-07 |
| 6381459 | Mobile communication system, method and alternative network gateway unit for processing a call | Norbert Gervens | 2002-04-30 |