YC

Yunbin Cai

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #2,627,065 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11845631 Synchronizing assembly for elevator door and elevator Zhiren Liu, Meihong Mao, Jinkoo Lee, Michael J. Tracey 2023-12-19