Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12192721 | Sound device | Long Zhang, Xiwen Du | 2025-01-07 |
| 11159904 | Dome material, diaphragm and speaker | — | 2021-10-26 |
| 10097925 | Diaphragm dome, method for manufacturing the same and speaker | Xun Di, Ping Liang, Bin Zhao, Xudong Yan | 2018-10-09 |