ZS

Zhengbao Shi

OE Otis Elevator: 5 patents #3 of 284Top 2%
Overall (2022): #24,663 of 548,613Top 5%
5
Patents 2022

Issued Patents 2022

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11524871 Actuator, remote triggering device, governor assembly and elevator 2022-12-13
11465881 Governor assembly and elevator system 2022-10-11
11465882 Overspeed protection switch, overspeed governor assembly and elevator system 2022-10-11
11414298 Governor assembly and elevator system 2022-08-16
11365091 Overspeed protection switch, overspeed governor assembly and elevator system 2022-06-21