Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5993835 | Skin-whitening agent | — | 1999-11-30 |
| 5262153 | Skin-whitening agent | Yasuaki Oyama, Masashi Kurimoto | 1993-11-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5993835 | Skin-whitening agent | — | 1999-11-30 |
| 5262153 | Skin-whitening agent | Yasuaki Oyama, Masashi Kurimoto | 1993-11-16 |