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Chunmei Chen

📍 Qingdao, CN: #90 of 322 inventorsTop 30%
Overall (2020): #521,041 of 565,922Top 95%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10711804 Air purifier Ryan M. Randall 2020-07-14