8 Utility and 2 Design Patents
#8,078 in Seoul
#27,865 in South Korea
#514,027 in the World
rank by utility patentsForward Citations = 18
Company Filing History:

Korea University Research and Business Foundation
Other
4. 1 out of 47
Korea Railroad Research Institute
5. 1 out of 1,301

where one patent can have more than one assignee
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