How many patents does
Xizi Otis Elevator Company have?
patents
249
families
186
granted
31
applications
218
CN
205
WO
15
US
11
EP
10
KR
2
RoW
6
Buy the report
The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
contact us for pricing
- VAT will apply to UK companies
- EU companies must supply their VAT number
Check out our sample pages |
Find companies to compare
Many companies now available
companies
12,000+
patents
42 million
patent families
23 million
Search to find companies of interest
read summary of their published patent
the following tables are just extracts from the report
the company report contains more information
Xizi Otis Elevator Company
Top ten assignees appearing on patents
2009 - 2018
| xizi otis elevator company | 198 |
| otis elevator company | 42 |
2009
| xizi otis elevator company | 14 |
2018
| otis elevator company | 7 |
Xizi Otis Elevator Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| escalator handrail chain | 13 | 2009 |
| rust removing device for elevator guide rail | 7 | 2013 |
| detection method for elevator brake moment | 7 | 2013 |
| profile track integrated drive system | 7 | 2009 |
| elevator synchronous door knife | 5 | 2015 |
| landing-door door lock device | 5 | 2014 |
| asynchronous door knife of elevator integrated car door lock | 4 | 2013 |
| a mobile car sheave shield | 4 | 2013 |
| short-circuit tool for safety return circuit in elevators | 3 | 2010 |
| bending ground ridge | 3 | 2009 |