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Huaiyin Qian

Overall (2023): #419,261 of 537,848Top 80%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11708253 Heavy load elevator installation platform capable of stretching and retracting steplessly Huichang Jin, Yongsheng Fu, Leilei Zhao, Haoran Kuang 2023-07-25