Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7708905 | Method for preparing ester compounds as bleach activators | Chang Woo Lee, Jin-Young Hyun, Kyung Hee OH | 2010-05-04 |
| 7094407 | Fusion peptide containing human type-1 collagen derived peptide, preparation thereof, and skin anti-aging cosmetic composition comprising the same | Nae-Gyu KANG, Young-Sook Song, Sun Gyoo Park, Yong Hwa Lee, Seh-Hoon Kang | 2006-08-22 |
| 7060673 | Fusion peptide of human parathyroid hormone derived peptide and tat peptide, preparation thereof, and skin slimming cosmetic composition comprising the same | Young-Sook Song, Nae-Gyu KANG, Sun Gyoo Park, Yong Hwa Lee, Jun-Man Lim +3 more | 2006-06-13 |
| 6444144 | Polyethoxylated ascorbic acid derivatives as a novel antioxidant and process for preparing thereof | Bong-Youl Chung, In Sang Lee, Bong Jun Park, Young Keun Kim, Young-Sook Song | 2002-09-03 |
| 6316644 | Pilyethoxylated retinamide derivatives and process for preparing the same | Bong-Youl Chung, Young Keun Kim, In Sang Lee, Bong Jun Park, Young-Sook Song +3 more | 2001-11-13 |