Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10735864 | Speaker | Weiyong Gong, Haiquan Wu, Ruiwen Shi | 2020-08-04 |
| 10694294 | Metal diaphragm and speaker | Gang Xie, Haiquan Wu, Weiyong Gong, Ruiwen Shi | 2020-06-23 |
| 10667058 | Diaphragm and speaker | Gang Xie, Haiquan Wu, Weiyong Gong, Ruiwen Shi | 2020-05-26 |