Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844626 | Telescopic stand column, and tent having same | Shengyong Yang | 2020-11-24 |
| 10689877 | Multiple rod linkage structure and tent with such multiple rod linkage structure | Shengyong Yang | 2020-06-23 |
| 10669738 | Collapsible canopy frame having a central lock | Shengyong Yang | 2020-06-02 |
| 10597897 | Collapsible canopy with a self locking central lock | Shengyong Yang | 2020-03-24 |