Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10701475 | Sound absorbing assembly for speaker module and speaker module | Guangfu Liu | 2020-06-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10701475 | Sound absorbing assembly for speaker module and speaker module | Guangfu Liu | 2020-06-30 |