Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 Xianjun Wu Petrochina Company Limited 2
2 Quanguo Zhang Petrochina Company Limited 1
2 Guojia Zhang Petrochina Company Limited 1
2 Yonggui Liu Beijing Huamei 1
2 Xingdong Yu Beijing Huamei 1
2 Yuanzhi Ma 1
2 Qinghe Gao 1