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Xingsong Xu

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #2,764,728 of 4,157,543Top 70%
1
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Issued Patents All Time

Patent #TitleCo-InventorsDate
11192756 Safety control device for handrail, conveyor system and safety control method for handrail Hai Cui, Qing Cheng, Yi Fang, Xinxiang Jiang, Jiaying CHEN +3 more 2021-12-07