| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Australia | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Engines, pumps and turbines | |
| #3 | Civil engineering | |
| #4 | Machine tools | |
| #5 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zheng Xingyu | 10 |
| #2 | Linzhen Zhao | 1 |
| #3 | Hongzhuan Zheng | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2010063153A1 | River power generation system | |
| WO2010063151A1 | System and method of sand disturbance | |
| WO2010025598A1 | Coupling method for rolled pieces | |
| CN101003054A | Apparatus for cleaning and lubricating roller |