How many patents does
Korea Railroad Corporation have?
patents
407
families
346
granted
118
applications
289
KR
383
WO
12
CN
4
JP
2
US
1
RoW
5
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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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Korea Railroad Corporation
Top ten assignees appearing on patents
2018
Korea Railroad Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| projection apparatus for vehicle | 8 | 2007 |
| h-shaped railroad tie, and mold for manufacturing same | 7 | 2009 |
| system and method for customized ticket booking management and tss provision | 3 | 2017 |
| railway vehicle monitoring device and monitoring method using same | 3 | 2016 |
| device for testing gate drive for railway vehicle by modes | 3 | 2015 |
| tripod journal cross bearing disassembling and assembling apparatus | 3 | 2016 |
| knuckle using laminated carbon fiber | 2 | 2015 |
| a prepayment traffic card and a traffic card payment system comprising the same | 2 | 2016 |
| failure analysis method using booster current of electric vehicle load | 2 | 2016 |
| movable automatic display device which have advertising display | 2 | 2010 |