MC

Minchao Chen

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #2,902,424 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10040669 Asynchronous door knife of elevator integrated car door lock Xiaobo ZHANG, QingXi Cai, XiaoXiao Dong, Senyuan Qiao 2018-08-07