18 Utility Patents
#429 in Seongnam-si
#11,072 in South Korea
#195,277 in the World
Forward Citations = 27
Company Filing History:
Korea Electronics Technology Institute

Hydrosem
4. 3 out of 8
Republic of Korea (national Disaster Management Research Institute)
5. 1 out of 234
Daegu Gyeongbuk Institute of Science and Technology
where one patent can have more than one assignee
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