| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 4 | |
| #2 | Australia | 3 | |
| #3 | Czechoslovakia | 1 | |
| #4 | Hungary | 1 | |
| #5 | Poland | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Rotary-pistons |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yue Zheng | 8 |
| #2 | Zheng Yue | 3 |
| #3 | Lan Li | 2 |
| #4 | Maosong Zheng | 1 |
| #5 | Guoxia Huang | 1 |
| #6 | Li Lan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN102225327A | Method for producing attapulgite palm oil de-coloring purifying agent | |
| CN101713399A | Hydrostatic separable speed changer | |
| CN101101191A | Arc barrel cannon | |
| CN1432499A | Energy-storing drive of vehicle brake | |
| PL301775A1 | Method of turning on a gaseous conductor lamp and gaseous conductor lamp therefor |