Beijing, China

Exploration & Production Research Institute, Sinopec


USPTO Granted Patents = 2


Forward Citations = 31

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14 inventors (with patents filed for the assignee):

goldMedal Yijin Zeng (2 out of 6 patents)

silverMedal Xutian Hou (2 out of 2 patents)

bronzeMedal Guoqiang Xu (1 out of 1 patent)

4 Caixuan Guo (1 out of 2 patents)

5 Chunguo Yang (1 out of 1 patent)

6 Bingtang Gao (1 out of 1 patent)

7 Jianlong Zhang (1 out of 1 patent)

8 Xinghua Tao (1 out of 4 patents)

9 Chunguo Yang (0 patent)

10 Bingtang Gao (0 patent)

11 Jianlong Zhang (0 patent)

12 Guoqiang Xu (0 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#762 in Beijing

#9,949 in China

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Beijing, China
Forward Citations = 31

14 inventors:

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