Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4919921 | Compositions for topical use having melanin synthesis-inhibiting activity | — | 1990-04-24 |
| 4891361 | Method of minimizing erythema and elastosis | — | 1990-01-02 |
| 4847074 | Whitening cosmetic | Kazuo Nakashima | 1989-07-11 |