ZM

Zhihuan Man

OE Otis Elevator: 1 patents #99 of 278Top 40%
Overall (2020): #202,376 of 565,922Top 40%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10745245 Governor assembly and elevator Zhengbao Shi, Randall S. Dube, Yong Zhao, Min Wang, Ye Li 2020-08-18