| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | China | 7 | |
| #3 | WIPO (World Intellectual Property Organization) | 4 | |
| #4 | Australia | 1 | |
| #5 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Transport | |
| #3 | Electrical machinery and energy | |
| #4 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Swimming pools | |
| #2 | Hand carts | |
| #3 | Lighting device details | |
| #4 | Chairs and beds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Huang Changjiu | 21 |
| #2 | Chen Lujuan | 1 |
| #3 | Huang Zhangjiu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN111619630A | Trailer | |
| CN110725609A | Awning frame | |
| CN110725608A | Awning frame with auxiliary unfolding mechanism | |
| CN108725533A | Portable folding trailer | |
| CN108729737A | The top hack lever of awning frame | |
| CN107355128A | Ramada | |
| CN106065736A | Integrally folding tent main body tarpaulin and the attachment structure with tent frame rod thereof | |
| WO2016127941A1 | Awning frame with led lamp | |
| US2016108639A1 | Roof rack of collapsible tent and collapsible tent rack | |
| WO2014139392A1 | Rotating connecting device and foldable tent frame |