Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6346257 | Process for preparing water-in-oil type emulsion cosmetic composition containing L-ascorbic acid with improved stability | Jeoung Woung Hwang, Yong Joon Cha | 2002-02-12 |