Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759557 | Melanin production inhibitors and skincare products containing such inhibitors | Hiroyuki Matsuda, Eiko Tamai, Misao Yagi, Kenichi Yamamoto, Toshimitsu Hagiwara +1 more | 2004-07-06 |
| 6673844 | Warming composition | Hideaki Ohta | 2004-01-06 |