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USPTO Patent Rankings Data through Dec 31, 2025
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Liwei Chen — 3 Patents in 2021

BCBeijing Unicorn Technology Co.: 1 patents #1 of 6Top 20%
Overall (2021): #73,362 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11060500 Ducted bidirectional tidal current power station system Changlu Liu, Jianfeng Yu, Dongli Zhang, Yinhua Chen, Qianqian Li +2 more 2021-07-13
11028820 Tidal current generating unit Changlu Liu, Zhengming Zhou, Jianfeng Yu, Yinhua Chen, Shanguo Peng +5 more 2021-06-08
D912046 Computing box Xi Huang, Yue-Song He, Yue Wang, Zhihao Zhao, Jun Wang 2021-03-02