Inventor
LEE SANG YOEL
KR4 patents
Patents
4 patentsUS10306919B2Jun 4, 2019
Lyocell material for cigarette filter and method for preparing same
KOLON INC4 citations71
US10806174B2Oct 20, 2020
Lyocell material for cigarette filter and method for preparing same
KOLON INC1 citations60
US10617146B2Apr 14, 2020
Method of manufacturing a lyocell material for a cigarette filter
KOLON INC1 citations60
US11103003B2Aug 31, 2021
Modified cross-section lyocell material for tobacco filter, and preparation method therefor
KOLON INC0 citations50