YC

Yong Joon Cha

CO Cosmax: 1 patents #17 of 44Top 40%
Overall (All Time): #3,535,810 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6346257 Process for preparing water-in-oil type emulsion cosmetic composition containing L-ascorbic acid with improved stability Hun Jin Lee, Jeoung Woung Hwang 2002-02-12