Cnpc Bohai Driling Engineering Company Limited

Baojiang Sun (1 out of 25 patents)

Zhiyuan Wang (1 out of 3 patents)

Jintao Qi (1 out of 1 patent)

4.  Liming Wei (1 out of 1 patent)

5.  Gang Liu (1 out of 2 patents)

6.  Xing Wang (1 out of 1 patent)

7.  Long Ma (1 out of 1 patent)

8.  Lei Chen (1 out of 1 patent)

9.  Yuanlin Zhao (1 out of 1 patent)

10.  Jiacui Luan (1 out of 1 patent)

11.  Xiantao Meng (1 out of 1 patent)

12.  Guodong Chen (1 out of 1 patent)

13.  Qiang Huang (1 out of 1 patent)

14.  Zisen Yang (1 out of 1 patent)

15.  Hongyin Wei (1 out of 1 patent)