Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11189297 | Tunable residual echo suppressor | Carlos Renato Nakagawa, Berkant Tacer | 2021-11-30 |
| 11172285 | Processing audio to account for environmental noise | Ke Li, Alex Kanaris, Ludger Solbach, Kuan-Chieh Yen, Tarun Pruthi | 2021-11-09 |
| 11164592 | Responsive automatic gain control | Biqing Wu, Phil Hetherington, Rong Hu | 2021-11-02 |
| 10972834 | Voice detection using ear-based devices | Kuan-Chieh Yen, Daniel Wayne Harris, Taro Kimura | 2021-04-06 |