China Major Bridge Engineering Co., Ltd.

Calculating rank

USPTO Granted Patents = 1

% Expired Patents = 100.0

Forward Citations = 3

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5 inventors (with patents filed for the assignee):

Shunquan Qin (1 out of 2 patents)

Tao Ma (1 out of 5 patents)

Sen Yao (1 out of 1 patent)

4. Bin Zhu (1 out of 1 patent)

5. Rongchun Guo (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 8387941 - Upper-bearing movable formwork for constructing continuous box girder for bridge superstructure (2013-03-05),

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USPTO Data Jan 1 1976 - Nov 3 2026

1 Patents

#196 in Wuhan

#18,890 in China

Wuhan, China

China Major Bridge Engineering Co., Ltd.

Forward Citations = 3

5 inventors:

Shunquan Qin (1 out of 2 patents)

Tao Ma (1 out of 5 patents)

Sen Yao (1 out of 1 patent)

4. Bin Zhu (1 out of 1 patent)

5. Rongchun Guo (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: China Major Bridge Engineering Co., Ltd.. Retrieved from https://idiyas.com/company/china-major-bridge-engineering-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]