ZS

Zhengbao Shi

OE Otis Elevator: 1 patents #73 of 258Top 30%
Overall (2023): #182,945 of 537,848Top 35%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11591185 Remote triggering device, overspeed governor assembly and elevator system — 2023-02-28