Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Dafei Wu | China National Petroleum | 1 |
| 1 | Sanpo Zhang | China National Petroleum | 1 |
| 1 | Tieli Liu | China National Petroleum | 1 |
| 1 | Zaisi Zhu | China National Petroleum | 1 |
4 patents · 4 inventors
Ranked #15,027 of 40,593 cities Top 40%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Dafei Wu | China National Petroleum | 1 |
| 1 | Sanpo Zhang | China National Petroleum | 1 |
| 1 | Tieli Liu | China National Petroleum | 1 |
| 1 | Zaisi Zhu | China National Petroleum | 1 |