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Yunfeng Yang

AC Advanced Technology & Materials Co.: 1 patents #255 of 410Top 65%
Overall (All Time): #2,847,350 of 4,157,543Top 70%
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Patent #TitleCo-InventorsDate
10233519 Spray-formed high-speed steel Lizhi Wu, Xiaoming Li, Chunjiang Kuang, Dongmei Xin, Liqing Shao +1 more 2019-03-19