SH

Sun Duk Hwang

TC Techwin Co.: 2 patents #13 of 53Top 25%
Overall (All Time): #1,934,081 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10322788 Ballast water treatment system Boong Ik Jung, Jung Sik Kim, Hyun Su Shin 2019-06-18
10252922 Electrolysis device Boong Ik Jung, Jung Sik Kim, Hyun Su Shin 2019-04-09