Intellectual Property

European Certification No.95120-CE-MARK

Certificate of Technology Innovation Business No.130606-00440

Available New Technology of Korea Land & Housing Cooperation

Korea Ministry of Land, Infrastructure, and Transport. New Excellent Technology No. 336

Available New Technology of Korea Water Resource Cooperation

Available New Technology of Korean Rail Network Authority

Patent No.0293478 Non Vibration rock breaking machine

Patent No.0478029 Rock excavation method using non vibration rock breaking bracket device

Patent No.0435120 Non Vibration rock breaking machine

Patent No.098399 Non Vibration rock breaking machine

Registration of Design Patent No. 0251442 Count-wedge of Non Vibration rock breaking machine

Registration of Design Patent No. 0251443 Wedge of Non Vibration rock breaking machine