Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D936636 | Earphone | — | 2021-11-23 |
| 11053345 | Polyurethane polymer, method for preparing the same and use thereof | Tiansheng CHEN, Qiang Fu, Shengping Fan, Lei Peng | 2021-07-06 |
| D907606 | Earphone | — | 2021-01-12 |