Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7627656 | Providing configuration information to an endpoint | Adibettahalli Anand, Qin Chen, Tom Weiliang Chang | 2009-12-01 |
| 6804350 | Method and apparatus for improving echo cancellation in non-voip systems | — | 2004-10-12 |