Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11159877 | Speaker device | Chaowu LI, Yongjian LI, Yueqiang Wang, Zhuyang Jiang | 2021-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11159877 | Speaker device | Chaowu LI, Yongjian LI, Yueqiang Wang, Zhuyang Jiang | 2021-10-26 |