ZY

Zhiyong Yao

OE Otis Elevator: 1 patents #73 of 232Top 35%
Overall (2018): #173,416 of 503,207Top 35%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10046946 Measuring weight of a compartment Gang Tan, Xiaofei Guo, Bin Wu 2018-08-14