Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7949010 | Telecommunication network system and method in communication services using session initiation protocol | Eric Cheung, Kermit Hal Purdy, Xiaotao Wu, Pamela Zave | 2011-05-24 |
| 7881449 | Enhanced call notification service | Karrie Hanson, Gerald Karam, Healfdene Goguen, Donnie Henderson, Pamela Zave | 2011-02-01 |