For the Inventor, By the Inventor

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China Petroleum & Chemical Corporation Exploration & Production Research Institute

USPTO Granted Patents = 2

Forward Citations = 1

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18 inventors (with patents filed for the assignee):

Yuanyuan Ma (1 out of 12 patents)

Jun Zhang (1 out of 98 patents)

Jin Xu (1 out of 157 patents)

4. Changming Su (1 out of 3 patents)

5. Mengyun Zhao (1 out of 1 patent)

6. Jianzheng Su (1 out of 1 patent)

7. Rusheng Zhang (1 out of 1 patent)

8. Qiulian Long (1 out of 1 patent)

9. Suobing Zhang (1 out of 1 patent)

10. Danian Zhang (1 out of 1 patent)

11. Chenggang Zheng (1 out of 1 patent)

12. Yusheng Ma (1 out of 2 patents)

13. Hong Jiang (1 out of 8 patents)

14. Binbin Xi (1 out of 2 patents)

15. Weijun Shi (1 out of 2 patents)

2 patents: Sort by Forward Citations

1. 10266617 - Cationic copolymer and use thereof in lost circulation additive (2019-04-23),

2. 9732610 - Method of sampling oil-bearing inclusion (2017-08-15),

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USPTO Data Jan 1 1976 - Dec 23 2025

2 Patents

#765 in Beijing

#9,995 in China

China Petroleum & Chemical Corporation Exploration & Production Research Institute

Forward Citations = 1

18 inventors:

Yuanyuan Ma (1 out of 12 patents)

Jun Zhang (1 out of 98 patents)

Jin Xu (1 out of 157 patents)

4. Changming Su (1 out of 3 patents)

5. Mengyun Zhao (1 out of 1 patent)

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