Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10842273 | Mechanical linkage structure for linking chair and seat, frame and chair having the mechanical linkage structure | Xiqi SUN, Shaoqiang Fei | 2020-11-24 |
| 10736426 | Headrest device, sofa accessory having the headrest device | Xiqi SUN, Shaoqiang Fei | 2020-08-11 |