DK

Dong-Chan Koh

KR Korea Institute Of Geoscience And Mineral Resources: 2 patents #113 of 360Top 35%
Overall (All Time): #1,958,220 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10012076 Monitoring probe for detecting the position of a fresh water-salt water interface in an observation well YongCheol KIM, Heesung Yoon, Kyung Seok Ko, Kyoochul Ha 2018-07-03
9618380 Sensor for measuring water levels of groundwater and surface water using magnetostriction displacement and multi measurement system for groundwater and surface water by using the same Heejun Suk, Jang Hee HAN 2017-04-11