QW

Qingfeng Wan

NC Ningxia Orient Tantalum Industry Co.: 1 patents #20 of 65Top 35%
📍 Gaozhuang, CN: #13 of 26 inventorsTop 50%
Overall (All Time): #2,916,877 of 4,157,543Top 75%
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Patent #TitleCo-InventorsDate
10121597 Tantalum wire used for anode lead of tantalum capacitor and manufacturing method thereof Bing Zhao, Linghui Du, Yongxu Xie, Huifeng Wang, Guohua Qiu 2018-11-06