Tianjin Navigation Instruments Research Institute

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USPTO Granted Patents = 1

Forward Citations = 0

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6 inventors (with patents filed for the assignee):

Shanjun Mao (1 out of 6 patents)

Xinyuan Zhang (1 out of 1 patent)

Xinchao Li (1 out of 3 patents)

4. Yang Tai (1 out of 1 patent)

5. Huazhou Chen (1 out of 5 patents)

6. Jiazhuo Liu (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 11435183 - Measuring-robot device for fully mechanized coal mining face and automatic measuring system (2022-09-06),

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USPTO Data Jan 1 1976 - Oct 27 2026

1 Patents

#201 in Tianjin

#18,836 in China

Tianjin, China

Tianjin Navigation Instruments Research Institute

Forward Citations = 0

6 inventors:

Shanjun Mao (1 out of 6 patents)

Xinyuan Zhang (1 out of 1 patent)

Xinchao Li (1 out of 3 patents)

4. Yang Tai (1 out of 1 patent)

5. Huazhou Chen (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tianjin Navigation Instruments Research Institute. Retrieved from https://idiyas.com/company/tianjin-navigation-instruments-research-institute

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]