12/ Completed patent technique search for Apparatus for removing back   pressure and preventing backward stream of exhaust gas   Completed technical valuation for Apparatus for removing back pressure   and preventing backward stream of exhaust gas   Application of trademark   Patent application 11/ Patent application   Registry of license in Exhaust-Pressure eliminating & counter-flow   preventing device   Patent application   Application of trademark   Participation an New Technique Invention Exhibition in Germany   Awarded a silver medal in the 35th international exhibition inventions new   techniques and products Germany 10/ Acquisition of ISO 14001   Acquisition of ISO 9001   Application of International PCT   Patent application 07/ Preventing Device   Registry of license in Exhaust Pressure Eliminating and Counter-flow 06/ Patent application   Renamed JETPLUS Co.,Ltd. 05/ Contract with the relevant research group of KAIST   Patent application   Application of JETPLUS trademark