YC

Yunru Chen

OE Otis Elevator: 1 patents #73 of 258Top 30%
Overall (2023): #190,788 of 537,848Top 40%
1
Patents 2023

Issued Patents 2023

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