Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7949010 | Telecommunication network system and method in communication services using session initiation protocol | Gregory W. Bond, Kermit Hal Purdy, Xiaotao Wu, Pamela Zave | 2011-05-24 |