MC

Ming Chen

OE Otis Elevator: 1 patents #28 of 100Top 30%
Overall (2025): #282,098 of 469,880Top 65%
1
Patents 2025

Issued Patents 2025

Patent #TitleCo-InventorsDate
12246944 Elevator traction machine installation apparatus and elevator traction machine installation method Wenxiang Liu, Chenfeng Shi, Jianfeng Wu 2025-03-11