Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863952 | Method of promoting percutaneous drug absorption with 2-pyrrolidin-2-one 5-carboxylic acids and esters thereof | Yoko Abe, Yoshiaki Itoh | 1989-09-05 |
| 4847260 | Composition for percutaneous administration | Yoko Abe, Mitsuhiko Hori, Naoko Yamanaka | 1989-07-11 |