Inventor
ZHANG JINGLONG
CN3 patents
Patents
3 patentsUS10435272B2Oct 8, 2019
Preferred elevator selection with dispatching information using mobile phone app
OTIS ELEVATOR CO2 citations65
US9815664B2Nov 14, 2017
Stranger prevention for elevator destination entry system
OTIS ELEVATOR CO3 citations64
US10302440B2May 28, 2019
Navigation terminal, system and method for taking elevator
OTIS ELEVATOR CO1 citations54