| 2017.12 |
Top Entry Metal Seated Ball Valve (Developing Metal Seated Ball Valve – on going) |
| 2017.11 |
API 6A Through Conduit Gate Valve (Developing API 6A Through Conduit Gate Valve – on going) |
| 2017.03 |
Developed PSB Parallel Slide Gate Valve (Class 4500, A182-F92) |
| 2015.07 |
Developed PSB Swing Check Valve (900LB 30”) |
| 2015.03 |
Developed Open / Close control Swing Check Valve |
| 2013.06 |
Developed PSB Non Return Check Valve in A217-C12A (4500LB 18”) |
| 2011.05 |
Cavity-free Half Ball Valve (US patented, preparing production) |
| 2009.09 |
Developed PSB Tilting Check Valve |
| 2009.03 |
Developed PSB Non Return Check Valve |
| 2008.08 |
Developed PSB Parallel Slide Gate Valve |
| 2007.11 |
Acquired patent with By-pass functional valve |
| 2003.10 |
Developed Trunion Ball Valve (Class 600 14” in A350-LF2) |
| 2000.11 |
Developed Bellows Seal Valve |
| 1995.11 |
Developed High class PSB Gate Valve for Nuclear Service (Class 2500 20”) collaborated with Gyungnam University |
| 1993.07 |
Set up company R&D Center (KOITA Reg. No. 19931159) |