Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10873802 | Shutter covered on sound hole of loudspeaker module and assembling method thereof, loudspeaker module | Shuangshuang Fan, Dan Han, Yun Yang, Hongwei Du | 2020-12-22 |
| 10757493 | Speaker module | Shuangshuang Fan | 2020-08-25 |
| 10667060 | Sound generation device and preparation method of metal plastic part | Qingyi Zhang, Zhenjun Li, Shuangshuang Fan | 2020-05-26 |