Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10085563 | Chair capable of swinging forward and backward | Zhiqiang Qi | 2018-10-02 |
| 9861202 | Chair with bi-directional controllable air rod valve | Zhiqiang Qi | 2018-01-09 |
| 9609948 | Rotating armrest apparatus | Zhiqiang Qi | 2017-04-04 |