Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10218312 | Dynamic volume management in audio amplifiers | William Cope, Jieting Sun | 2019-02-26 |
| 5856970 | Multi-channel echo cancellation method and apparatus | Bruce Geren, James B. Piket, William Chunhung Yip | 1999-01-05 |