JJ

Jingdong Jia

BC Beijing Zhong Ke San Huan Hi-Tech Co.: 2 patents #10 of 22Top 50%
Overall (All Time): #1,966,738 of 4,157,543Top 50%
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Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10115506 Nd—Fe—B sintered magnet and methods for manufacturing the same Boping Hu, Yugang Zhao, Jin Zhang, Guoan Chen, Xiaolei Rao +3 more 2018-10-30
8347948 Apparatus for preparing alloy sheet Boping Hu, Yizhong Wang, Xiaolei Rao 2013-01-08