Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7630383 | Synchronization of time stamps of peer devices in a communication node | Jerry Stamatopoulos, David Welch | 2009-12-08 |
| 7324443 | Binary protocol for session initiation in a wireless communications system | Mooi Choo Chuah, Tingfang Ji, Donna Michaels Sand, David Vollman | 2008-01-29 |
| 7266382 | Method and apparatus for decreasing perceived push-to-talk call set-up time using a buffer for initial speech burst | Bruce M. Riley, Laurel Salvador, Donna Michaels Sand, David Vollman, Joe Ping Zhou | 2007-09-04 |