CS

Chenfeng Shi

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #2,395,201 of 4,157,543Top 60%
1
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Issued Patents All Time

Patent #TitleCo-InventorsDate
12246944 Elevator traction machine installation apparatus and elevator traction machine installation method Wenxiang Liu, Ming Chen, Jianfeng Wu 2025-03-11