Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12294847 | Tweeter and automobile audio system | Yuewu Shen, Guoqiang Chai, Peng Gao, Bo Gu | 2025-05-06 |
| 11290822 | High-pitched loudspeaker | Peng Gao, Guoqiang Chai, Jie Chen, Jianming Zhou | 2022-03-29 |