ZD

Zhangong Dong

NC Ningxia Orient Tantalum Industry Co.: 1 patents #20 of 65Top 35%
📍 Gaozhuang, CN: #13 of 26 inventorsTop 50%
Overall (All Time): #3,081,807 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9199307 Method for preparing a tantalum powder Guoqi Yang, Wenfeng Shi, Xifang Bao, Yong Li, Zhongxiang Li +1 more 2015-12-01