YC

Yunru Chen

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #2,624,382 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11834301 Guide device for an elevator car and elevator system Bichun Li, Shenhong Wang 2023-12-05