Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665402 | Method and apparatus for performing echo cancellation | Sylvain Angrignon | 2003-12-16 |
| 6026356 | Methods and devices for noise conditioning signals representative of audio information in compressed and digitized form | Rafi Rabipour, Chung Cheung Chu | 2000-02-15 |