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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Weifeng Fang — 3 Patents in 2021

CECelgard: 2 patents #9 of 41Top 25%
MCMicrovast Power Systems Co.: 1 patents #2 of 18Top 15%
Charlotte, NC: #56 of 606 inventorsTop 10%
North Carolina: #592 of 5,924 inventorsTop 10%
Overall (2021): #58,428 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11094995 Membranes, separators, batteries, and methods Lie Shi, C. Glen Wensley, Zhengming Zhang, Katharine Chemelewski, Junqing Ma +7 more 2021-08-17
10921380 Method for measuring the internal resistance of batteries Xuezhong Dong, Qiru Li, Po Gao, Wenjuan Liu Mattis 2021-02-16
10921385 System and method for differentiating shorting in a battery Zhengming Zhang 2021-02-16