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Feifei Wan

Overall (All Time): #2,771,413 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10539129 Electric machine driving method and system under non-conventional work mode of oil pumping unit Ye Yang, Lin Wang, Min Zhang, Mingting Han, Yanan Sun +10 more 2020-01-21