Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7433954 | Providing telephony services in a communications network | Larry Dolinar, Jinchi Chu | 2008-10-07 |
| 6778653 | Storing information about a telephony session | James Michael Lyell, Paul Spencer Dawkins | 2004-08-17 |
| 6701366 | Providing communications services | James Michael Lyell, Gibson D. Ritenour | 2004-03-02 |