GH

Guohong Hu

OE Otis Elevator: 1 patents #50 of 167Top 30%
Overall (2017): #411,316 of 506,227Top 85%
1
Patents 2017

Issued Patents 2017

Patent #TitleCo-InventorsDate
9731941 Braking device for a door operator Jinkoo Lee, Jung Sam Kim, Byeong Sam Yoo, Hansoo Shim, Mark S. Thompson 2017-08-15