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For the Inventor, By the Inventor

Sichuan, China

Engineering Technology Research Institute, Southwest Oil and Gas Field Company of Petro China


USPTO Granted Patents = 2

Forward Citations = 0

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14 inventors (with patents filed for the assignee):

goldMedal Duo Hou (2 out of 5 patents)

silverMedal Pengfei Sang (2 out of 3 patents)

bronzeMedal Zhi Zhang (2 out of 20 patents)

4.  Yufei Li (2 out of 2 patents)

5.  Huali Zhang (2 out of 2 patents)

6.  Lin Zhang (2 out of 3 patents)

7.  Wei Luo (2 out of 2 patents)

8.  Chuanlei Wang (2 out of 2 patents)

9.  Yuanjin Zhao (1 out of 2 patents)

10.  Xiankang Zhong (1 out of 3 patents)

11.  Jian Ding (1 out of 4 patents)

12.  Jinming Liu (1 out of 4 patents)

13.  Jiawei Wang (1 out of 4 patents)

14.  You Wu (1 out of 2 patents)


2 patents:

1. 11733121 - Sealing integrity evaluation device for high-temperature and high- pressure casing-cement ring-formation and method thereof (2023-08-22),
2. 11583822 - Intermediate gas concentration-regulating piston pressure device for high-temperature autoclave and gas distribution method (2023-02-21),
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USPTO Data Jan 1 1976 - Dec 2 2025

2 Patents

#36 in Sichuan

#9,910 in China

...
Sichuan, China

Engineering Technology Research Institute, Southwest Oil and Gas Field Company of Petro China

Forward Citations = 0

14 inventors:

goldMedal Duo Hou (2 out of 5 patents)

silverMedal Pengfei Sang (2 out of 3 patents)

bronzeMedal Zhi Zhang (2 out of 20 patents)

4.  Yufei Li (2 out of 2 patents)

5.  Huali Zhang (2 out of 2 patents)

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