ZM

Zhihuan Man

OE Otis Elevator: 1 patents #100 of 260Top 40%
Overall (2019): #201,058 of 560,194Top 40%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10442661 Governor of elevator Zhengbao Shi, Yong Zhao, Min Wang, Ye Li 2019-10-15