YH

Yongge He

Overall (All Time): #3,042,302 of 4,157,543Top 75%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8976019 Human tumble detecting and alarming device Rongxiang Gu, Yongping Yuan, Shuxing Lin 2015-03-10