Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D805074 | Virtual reality head-mounted display | Huazhi Hu | 2017-12-12 |
| D792318 | Screw propeller | Hao Du, Chunming Ma | 2017-07-18 |
| D785541 | Aircraft | Hao Du, Chunming Ma | 2017-05-02 |
| D785566 | Electric motor | Hao Du, Chunming Ma | 2017-05-02 |