Inventor

Kaisheng Xu

Inventor

Guangdong, CN

Overview

2020

Patent span

Performing operations

Primary field (CPC B)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B66Bprimary

B66BElevators100%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to OTIS ELEVATOR CO (1)· patent assignee history

2020Based in Guangdong, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
OTIS ELEVATOR CO	1	2020

Locations

Location	Patents	Span
Guangdong, CN	1	2020