YG

Yafeng Guan

📍 Dalian, CN: #278 of 656 inventorsTop 45%
Overall (All Time): #3,135,405 of 4,157,543Top 80%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8890534 Surface ionization detector Weiwei Li, Daoqian Zhu, Jianwei Wang 2014-11-18