Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11178477 | Acoustic output apparatus with a plurality of acoustic drivers and methods thereof | Lei Zhang, Bingyan Yan, Fengyun LIAO, Xin QI | 2021-11-16 |
| 11159870 | Acoustic output apparatus | Lei Zhang, Bingyan Yan, Fengyun LIAO, Xin QI | 2021-10-26 |
| 11122359 | Acoustic output apparatus and method thereof | Lei Zhang, Bingyan Yan, Fengyun LIAO, Xin QI | 2021-09-14 |
| 11115774 | Acoustic output apparatus | Lei Zhang, Bingyan Yan, Fengyun LIAO, Xin QI | 2021-09-07 |