BX

Bi Xiong

OE Otis Elevator: 4 patents #397 of 1,840Top 25%
Overall (All Time): #1,136,442 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11845635 Elevator systems, guide rail assemblies and methods of installing elevator systems Vincent Lopez 2023-12-19
11465880 Elevator maintenance space projection systems 2022-10-11
11292694 Elevator guide rail support assemblies 2022-04-05
11104549 Machine mounting structure for elevator system Jean-Emile Rocher, Pascal Rebillard 2021-08-31