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Chongqiang, China

The 5th Engineering Co., Ltd of China Railway 11th Bureau Group

USPTO Granted Patents = 1

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Hao Wang (1 out of 150 patents)

Chongbang Xu (1 out of 4 patents)

Ju Du (1 out of 1 patent)

4. Ziteng Zheng (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 12163429 - Method of buffer layer with critical deformation of tunnel initial support as control target (2024-12-10),

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USPTO Data Jan 1 1976 - Dec 23 2025

1 Patents

#1 in Chongqiang

#16,077 in China

Chongqiang, China

The 5th Engineering Co., Ltd of China Railway 11th Bureau Group

Forward Citations = 0

4 inventors:

Hao Wang (1 out of 150 patents)

Chongbang Xu (1 out of 4 patents)

Ju Du (1 out of 1 patent)

4. Ziteng Zheng (1 out of 1 patent)

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