Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE48371 | Microphone array system | Qi Li | 2020-12-29 |
| RE47049 | Microphone array system | Qi Li | 2018-09-18 |
| 9418675 | Wearable communication system with noise cancellation | Qi Li, Xuling Luo, Danny Kopit | 2016-08-16 |
| 9131305 | Configurable three-dimensional sound system | Qi Li, Yin Ding | 2015-09-08 |
| 8861756 | Microphone array system | Qi Li | 2014-10-14 |
| 8606572 | Noise cancellation device for communications in high noise environments | Qi Li, Joshua J. Hajicek | 2013-12-10 |
| D655270 | Digital voice recorder | Uday Jain, Danny Kopit, Huixian Tang, Qi Li | 2012-03-06 |
| D612832 | Combined phone handset and base for teleconference | Qi Li, Joshua J. Hajicek, Uday Jain, Yan Yin, Tom R. Burchfield +1 more | 2010-03-30 |