1.     C.H. Lee, H.S. Oh, S.R. Kim, J.K. Lee, S.Y. Park, Container in which biofilm formation-inhibiting microorganisms are immobilized, and water treatment apparatus using membrane using same, European Patent, EP 11832779.0, 2011 (Registered in 2013)

2.     C.H. Lee, H.S. Oh, S.R. Kim, J.K. Lee, S.Y. Park, Container in which biofilm formation-inhibiting microorganisms are immobilized, and water treatment apparatus using membrane using same, Japanese Patent, JP 5850441, 2013 (Registered in 2015)

3.   C.H. Lee, H.S. Oh, S.R. Kim, J.K. Lee, S.Y. Park, Container with biofilm formation-inhibiting microorganisms immobilized therein and membrane water treatment apparatus using the same, Chinese Patent, CN 103153881 B, 2013 (Registered in 2015)

4.    C.H. Lee, H.S. Oh, S.R. Kim, J.K. Lee, S.Y. Park, Immobilization container for biofilm formation-inhibiting microorganisms and membrane water treatment apparatus using the same, PCT/KR2011/007666, 2011

5.    C.H. Lee, H.S. Oh, J.K. Lee, S.Y. Park, Immobilization column for biofilm formation-inhibiting microorganisms and membrane water treatment apparatus using the same, Korean Patent, 10-1585169, 2010 (Registered in 2016)