Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7123709 | Method for audio stream monitoring on behalf of a calling party | John Voelker | 2006-10-17 |
| 4727575 | State control for a real-time system utilizing a nonprocedural language | Terris L. Hansen, Wayne E. Hyatt, Wu-Hon F. Leung | 1988-02-23 |
| 4661947 | Self-routing packet switching network with intrastage packet communication | Chin-Tau Lea | 1987-04-28 |
| 4644472 | Flow control between a data terminal and a host computer system | — | 1987-02-17 |
| 4506358 | Time stamping for a packet switching system | — | 1985-03-19 |
| 4408323 | Processor facilities for integrated packet and voice switching | — | 1983-10-04 |