PATENTS & CERTIFICATION

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patents

  • 20 domestic patents and 6 international patents

Certification

  • APR.1985 -Granted KS certification
    (KS B6212 “Valves for LP-Gas cylinders” and KS B6214 “Valves for high-pressure gas cylinders”)
  • JAN.2000 -ISO9001 : 1994
  • FEB.2000 -UL certificates for OPDs’ & OPD valve
  • JULY.2001 -DNV, GL Type Approval for CO2 fire extinguisher valves, YFC-2900 valve and its safety
  • SEP.2003 -ISO9001 : 2000
  • JUN.2005 -ISO15500 and ECE R110 certification for various CNG valves
  • NOV.2010 -ISO9001 : 2008
  • NOV.2010 -ISO/TS 16949 : 2009
  • JULY.2013 -EC No. 79 certification for H2 Fuel Cell valve
  • NOV.2014 -Supplier Quality (SQ) Certificate by Hyundai Motor Company (HMC)
  • NOV.2015 -EN ISO 13485 : 2012 (MDD)