How many patents does
Korea Expressway Corporation have?
patents
233
families
214
granted
68
applications
165
KR
213
WO
6
US
6
CN
6
JP
1
RoW
1
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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 Expressway Corporation
Top ten assignees appearing on patents
Korea Expressway Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| bridge inspection robot capable of climbing obstacle | 7 | 2008 |
| construction method for a semi-integral abutment bridge using a steel box girder | 4 | 2008 |
| steel bridge coating inspection system using image processing and the processing method … 🛈 | 4 | 2007 |
| system for extracting position information of object in point cloud data by using compon… 🛈 | 3 | 2017 |
| multi-area monitoring system from single cctv having a camera quadratic curved surface m… 🛈 | 3 | 2007 |
| method for calculating a road quality performance index, method for evaluating road qual… 🛈 | 2 | 2011 |
| evacuation door for tunnel | 2 | 2012 |
| bottom-up type upflow filter tank for waste water diposal of tunnel excavation | 2 | 2013 |
| transparent soundproofing panel and road soundproofing wall used to thereof | 1 | 2009 |
| detection system and method of bad loading truck using image processing | 1 | 2009 |