Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10362376 | Speaker and rear cover therefor | Qingyi Zhang, Gang Chen | 2019-07-23 |
| 10250969 | Air valve and speaker | Zhibing Zhang, Gang Chen | 2019-04-02 |
| 10237662 | Speaker module with improved heat dissipation | Qingyi Zhang, Gang Chen | 2019-03-19 |
| 10194223 | Loudspeaker module | Gang Chen | 2019-01-29 |