How many patents does
Westinghouse Air Brake Company have?
patents
3,370
families
832
granted
777
applications
2,593
EP
764
US
511
WO
466
CN
420
JP
98
KR
72
GB
3
RoW
1,036
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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
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patent families
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Westinghouse Air Brake Company
Top ten assignees appearing on patents
2009 - 2018
| westinghouse air brake company | 2909 |
| wabco europe | 25 |
| wabco(de) | 4 |
| vabko | 4 |
| beko technologies | 4 |
| wabco radbremsen | 3 |
| daimler | 3 |
| wabco compressor manufacturing com… 🛈 | 2 |
| mann + hummel | 2 |
| wabco standard | 2 |
2018
| westinghouse air brake company | 369 |
| wabco europe | 23 |
| mann + hummel | 2 |
Westinghouse Air Brake Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| valve device for an air suspension system | 23 | 2009 |
| method for determining an emergency braking situation of a vehicle | 18 | 2012 |
| air dryer cartridge | 18 | 2003 |
| pneumatic suspension system of a motor vehicle and method for control thereof | 15 | 2011 |
| air suspension system of a motor vehicle | 15 | 2011 |
| pressure control device for a tire inflating system with a rotary feedthrough, and tire … 🛈 | 13 | 2011 |
| apparatus for sensing gearbox shifting positions | 13 | 2006 |
| method for actuating electric motors in serial hybrid vehicles or fully electric vehicle… 🛈 | 13 | 2014 |
| overflow valve | 13 | 2013 |
| sensor apparatus and sensor arrangement for detecting a wheel speed of a vehicle, wheel … 🛈 | 12 | 2013 |