Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6384079 | Compositions comprising 2-hydroxycarboxylic acids and related compounds, and methods for alleviating signs of dermatological aging | Ruey J. Yu | 2002-05-07 |
| 6335023 | Oligosaccharide aldonic acids and their topical use | Ruey J. Yu | 2002-01-01 |