04 Patent acquisition – utility model registration (No. 121781)
AUTOMATIC OPERATING DEVICE BY STATION OF IMPROVED COMPRESSED AIR

07Transferred from Seongsu-dong factory to Pyeongtaek factory
Power Shuttle Valve Development
1,000,000 operations & 10-year no-pay warranty

09Patent acquisition - utility model registration (No. 07455)
Dew Point Operating System

08Development of minimum air dryer (1.2 N//h for medical and experimental use)

01Korea Electric Power Corporation Registration (Air Dryer & Filter)