YC

Yanying Chen

OE Otis Elevator: 2 patents #56 of 260Top 25%
Overall (2019): #105,644 of 560,194Top 20%
2
Patents 2019

Issued Patents 2019

Patent #TitleCo-InventorsDate
10364130 Speed detection system of passenger conveyor and speed detection method thereof Zhaoxia Hu, Hui Fang, Zhen Jia, Jianwei Zhao, Qiang Li +2 more 2019-07-30
10183843 Monitoring of step rollers and maintenance mechanics of passenger conveyors Zhaoxia Hu, Jianguo Li, Alois Senger, Hui Fang, Zhen Jia +7 more 2019-01-22