XM

Xing Mao

OE Otis Elevator: 1 patents #100 of 260Top 40%
Overall (2019): #219,396 of 560,194Top 40%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10221041 Mobile car sheave shield Lan Wang, Guohua Zhang 2019-03-05