Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888360 | Carvone enhancement of transdermal drug delivery | Thomas W. Leonard, Marcia S. Schlesinger | 1989-12-19 |
| 4888362 | Eugenol enhancement of transdermal drug delivery | Thomas W. Leonard, Marcia S. Schlesinger | 1989-12-19 |
| 4873266 | Menthone enhancement of transdermal drug delivery | Thomas W. Leonard, Marcia S. Schlesinger | 1989-10-10 |
| 4820525 | Transdermal drug delivery system | Thomas W. Leonard, Robin Enever | 1989-04-11 |