Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11312530 | Speaker packaging device and package body | Yu Wang, Xiaoping Gu, Yuezhen Li, Xiaoqing Wang | 2022-04-26 |
| 11290822 | High-pitched loudspeaker | Peng Gao, Jie Chen, Yuping Xie, Jianming Zhou | 2022-03-29 |
| 11279278 | Pedestrian warning device having grille cover | Xiafeng Xue, Jianming Zhou, Shenggang Tao, Kaihua Qian | 2022-03-22 |