Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6968064 | Adaptive thresholds in acoustic echo canceller for use during double talk | — | 2005-11-22 |
| 6469732 | Acoustic source location using a microphone array | Pi Sheng Chang, Michael Lambert, Wayne J. Haas | 2002-10-22 |