Forward Citations = 1

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4 inventors (with patents filed for the assignee):

Bei He (2 out of 4 patents)

Heyun Liu (2 out of 2 patents)

Siyi Zheng (2 out of 2 patents)

4. Tianlei Zhang (2 out of 16 patents)

2 patents: Sort by Forward Citations

1. 11694351 - Vehicle positioning method and system based on laser device (2023-07-04),

2. 11282219 - Vehicle positioning method and system based on laser device (2022-03-22),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#877 in Beijing

#11,632 in China

Beijing, China

Beijing Trunk Technology Co., Ltd.

Forward Citations = 1

4 inventors:

Bei He (2 out of 4 patents)

Heyun Liu (2 out of 2 patents)

Siyi Zheng (2 out of 2 patents)

4. Tianlei Zhang (2 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Beijing Trunk Technology Co., Ltd.. Retrieved from https://idiyas.com/company/beijing-trunk-technology-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]