LC

Lifei Cheng

OE Otis Elevator: 1 patents #73 of 258Top 30%
Overall (2023): #353,989 of 537,848Top 70%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11764716 Determination of operation mode for AC asynchronous three-phrase motor in escalator system Zhaoxia Hu, Xinwei Gong, Wentong Liu 2023-09-19