DM

Deyi Ma

📍 Qingdao, CN: #946 of 2,087 inventorsTop 50%
Overall (All Time): #3,083,183 of 4,157,543Top 75%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9206529 Preparation methods of filter element for swift and highly efficient adsorption of CS Zhenfang Dong, Hongqi Shi 2015-12-08