HANMI HOLDINGS CO., LTD.; BAE, In Hwan; BYUN, Eun Young; JU, Hae Kyoung; SONG, Ji Young; JUNG, Seung Hyun; JUN, Mi Ae; KIM, Ho Seok; JUNG, Young Hee; SHIM, Mi Yon; AHN, Young Gil; KIM, Maeng Sup Patent: WO2012/30160 A2, 2012 ;