Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5989527 | Compositions and methods for improving the performance of chemical exfoliating agents, sunless tanning agents, skin lightening agents and insect repellents | Robert W. Siegfried, II, Rocco Burgo, Andrew O'Connor | 1999-11-23 |
| 5948420 | Pharmaceutical and cosmetic compositions and their production | Faridoon Ferhut | 1999-09-07 |