Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681864 | Composition for external skin care | Yukihiro Ohashi, Taketoshi Fujimori, Minoru Nagai, Akira Kawamata, Yukihiro Yada +5 more | 1997-10-28 |
| 5659052 | Amide derivatives and dermatologic preparations containing the same | Yukihiro Ohashi, Akira Kawamata, Yukihiro Yada, Kazuhiko Higuchi, Kazue Tsukahara | 1997-08-19 |