Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9364423 | Whitening agent, anti-aging agent, and antioxidant agent | Kiyotaka Hasegawa, Kiyoshi Sato, Tokiya Yokoi, Ken Kusakari | 2016-06-14 |
| 8486919 | 4-alkylresorcinol derivative and external preparation for skin containing the same | Hirotada Fukunishi, Kiyoshi Sato, Masaru Suetsugu | 2013-07-16 |