JZ

Jinglong Zhang

OE Otis Elevator: 1 patents #50 of 167Top 30%
Overall (2017): #373,730 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Patent #TitleCo-InventorsDate
9815664 Stranger prevention for elevator destination entry system Kensaku Yamane 2017-11-14