For the Inventor, By the Inventor

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Guangzhou, China

Guangzhou Municipal Engineering Testing Co., Ltd.

USPTO Granted Patents = 4

Forward Citations = 0

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24 inventors (with patents filed for the assignee):

Zhiguo Zhou (4 out of 4 patents)

Xiaoli Sun (4 out of 4 patents)

Jun Yang (3 out of 3 patents)

4. Hesong Hu (2 out of 6 patents)

5. Mengxiong Tang (2 out of 4 patents)

6. Jun Yang (1 out of 54 patents)

7. Lu Liu (1 out of 9 patents)

8. Liangjun Hu (1 out of 3 patents)

9. Yayu Zhao (1 out of 1 patent)

10. Jixi Shao (1 out of 1 patent)

11. Hongye Wang (1 out of 1 patent)

12. Decun Bian (1 out of 1 patent)

13. Wuyang Zhou (1 out of 1 patent)

14. Hongbin Zhao (1 out of 1 patent)

15. Ducheng Guo (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 12436048 - Bolt axial force measurement method, device, apparatus, and readable storage medium (2025-10-07),

2. 11986907 - Automatic weldding method and device for prestressed tubular piles (2024-05-21),

3. 11604182 - Apparatus and method for detecting grout compactness in grouted splice sleeve (2023-03-14),

4. 11505908 - Drilling apparatus and PHC pipe cased pile, and method of drilling with PHC pipe cased pile (2022-11-22),

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USPTO Data Jan 1 1976 - Dec 30 2025

4 Patents

#124 in Guangzhou

#5,594 in China

Guangzhou, China

Guangzhou Municipal Engineering Testing Co., Ltd.

Forward Citations = 0

24 inventors:

Zhiguo Zhou (4 out of 4 patents)

Xiaoli Sun (4 out of 4 patents)

Jun Yang (3 out of 3 patents)

4. Hesong Hu (2 out of 6 patents)

5. Mengxiong Tang (2 out of 4 patents)

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