Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D870083 | Strip-type digital HDTV antenna | — | 2019-12-17 |
| 10433055 | Speaker system with moving voice coil | Pengcheng Ji, Xinfeng Yang | 2019-10-01 |
| 10397718 | Vibration diaphragm and manufacturing method thereof | Pengcheng Ji, Xinfeng Yang | 2019-08-27 |
| D857672 | HDTV antenna | — | 2019-08-27 |
| 10290520 | Method for laminating glass panels and vacuum lamination device using same | Tao Ma, Tao Song, Ming Liu | 2019-05-14 |
| 10291997 | Speaker device | Xiaodong Cai | 2019-05-14 |