Home › 2020 › Otis Elevator › Siqi Ma

Siqi Ma — 1 Patent in 2020

OEOtis Elevator: 1 patents #99 of 278Top 40%

Shanghai, CN: #1,158 of 3,648 inventorsTop 35%

Overall (2020): #270,444 of 565,922Top 50%

1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
10645543	Elevator service requesting based on social media application module	Hui Chen, Shenhong Wang, Fu Qi	2020-05-05