Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759557 | Melanin production inhibitors and skincare products containing such inhibitors | Hiroyasu Kumamoto, Eiko Tamai, Misao Yagi, Kenichi Yamamoto, Toshimitsu Hagiwara +1 more | 2004-07-06 |