Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778653 | Storing information about a telephony session | Michel Kallas, Paul Spencer Dawkins | 2004-08-17 |
| 6701366 | Providing communications services | Michel Kallas, Gibson D. Ritenour | 2004-03-02 |