Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10789037 | Hearing protection method, apparatus and system | Zhenli Wang, Xin Yu, Haiquan Wu, Ruiwen Shi | 2020-09-29 |
| D892763 | Earphone | Yuanwen Huang, Haiquan Wu, Xin Yu, Jiugao Peng, Ruiwen Shi | 2020-08-11 |