Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824786 | Compositions comprising phenyl-glycine derivatives | Ruey J. Yu | 2004-11-30 |
| 6808716 | N-acetylamino acids, related N-acetyl compounds and their topical use | Ruey J. Yu | 2004-10-26 |
| 6767924 | Method of using hydroxycarboxylic acids or related compounds for treating skin changes associated with intrinsic and extrinsic aging | Ruey J. Yu | 2004-07-27 |
| 6740327 | Oligosaccharide aldonic acids and their topical use | Ruey J. Yu | 2004-05-25 |