Assignee
KOREA EXPRESSWAY CORP
KR·7 granted patents·3 pending applications·12 citations·filing 2008–2020
Top patents by PatentIndex Score
10 records- 0173US11255979B2Apparatus and method for generating distribution information about positioning difference between GNSS positioning and precise positioning based on image and high-definition mapKOREA EXPRESSWAY CORP·Filed 2019·Granted Feb 22, 2022·3 cites·12 claims
- 0270US11619496B2System and method of detecting change in object for updating high-definition mapKOREA EXPRESSWAY CORP·Filed 2019·Granted Apr 4, 2023·2 cites·12 claims
- 0369US10290117B2System for extracting position information of object in point cloud data by using componentKOREA EXPRESSWAY CORP·Filed 2017·Granted May 14, 2019·2 cites·8 claims
- 0463US11306450B2Road surface profiler, road surface profiler performance measuring instrument, and method for assessing performance of same road surface profiler by using same measuring instrumentKOREA EXPRESSWAY CORP·Filed 2017·Granted Apr 19, 2022·2 cites·7 claims
- 0560US11175408B2Apparatus and method for precise position correction using positioning differenceKOREA EXPRESSWAY CORP·Filed 2019·Granted Nov 16, 2021·1 cites·10 claims
- 0657US10364537B2Constructing apparatus and method of guide line for roadKOREA EXPRESSWAY CORP·Filed 2018·Granted Jul 30, 2019·2 cites·4 claims
- 0747US2010134621A1Multi-area monitoring system from single cctv having a camera quadratic curved surface mirror structure and it, and unwrapping method for the sameKOREA EXPRESSWAY CORP·Filed 2008·Application pending·0 cites
- 0846US8363921B2Steel bridge coating inspection system using image processing and the processing method for the sameKOREA EXPRESSWAY CORP·Filed 2008·Granted Jan 29, 2013·0 cites·8 claims
- 0943US2021190526A1System and method of generating high-definition map based on cameraKOREA EXPRESSWAY CORP·Filed 2019·Application pending·0 cites
- 1040US2021116487A1System and method for detecting pothole sign of road pavement using electromagnetic wave, and a recording medium having computer readable program for executing the methodKOREA EXPRESSWAY CORP·Filed 2020·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →