Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10924856 | Touch bluetooth headset | Xi Liu, Xianzhuo Qin, Haiquan Wu, Ruiwen Shi | 2021-02-16 |
| 10511905 | Method and system for dynamically enhancing low frequency based on equal-loudness contour | Yuyun Liu, Haiquan Wu, Ruiwen Shi | 2019-12-17 |
| D859356 | Headphone | Sanfeng Hu, Haiquan Wu, Kunyuan Gan, Jiugao Peng, Ruiwen Shi | 2019-09-10 |