Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11219134 | Device and method for detecting missing element on circuit board | Qianqian HU, Jie Yang, Yanxin Zhang | 2022-01-04 |
| 10750277 | Method, device and system of locating microphone | Qianqian HU, Weihan Li, Ya MENG | 2020-08-18 |