Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11076218 | Horn assembly and dual-listening bluetooth headset | — | 2021-07-27 |
| 11015294 | Method for preparing titanium dioxide-based synthetic paper | Hu Zhou, Dongdong Wang, Zhiling Qi, Xuan Liu, Zhihua Zhou +1 more | 2021-05-25 |
| 10988898 | Method for preparing active carbon-based special synthetic paper | Hu Zhou, Zhiling Qi, Dongdong Wang, Zhihua Zhou, Xuan Liu +1 more | 2021-04-27 |
| D912644 | Open-ear headphones | — | 2021-03-09 |