Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6795444 | System and method for providing wireless telephony over a packet-switched network | Kim Phuc Vo, Hung Tran, Jean-Francois Bertrand, Bartosz Balazinski, Francis Lupien +2 more | 2004-09-21 |
| 6785246 | Multi-party conferencing method | — | 2004-08-31 |
| 6751204 | Call routing method for 3G.IP networks | Sorin Surdila | 2004-06-15 |