Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10063208 | Speaker device and method for reducing distortion degree of speaker | Dan Han | 2018-08-28 |
| 10015599 | Micro speaker | Shuangshuang Fan, Gang Chen, Xinxiang Huo, Dan Han | 2018-07-03 |
| 9872099 | Shutter covered on sound hole of loudspeaker module and assembling method thereof, loudspeaker module | Shuangshuang Fan, Gang Chen, Dan Han, Hongwei Du | 2018-01-16 |