Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5164406 | Method for enhancing transdermal penetration and compositions useful therein | Michael Helman, Alison B. Lukacsko, F. Christopher Zusi | 1992-11-17 |
| 5028418 | Antiperspirant process and imdazole containing compositions utilizable therein | Michael Helman | 1991-07-02 |