Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6358515 | Hydroquinone derivatives | Kazumi Ogata, Hidetoshi Nakao, Kazuhiko Ito, Takahiro Sakaue, Masahito Iemura | 2002-03-19 |
| 6310067 | Urocanic acid derivatives | Kazumi Ogata, Kazuhiko Ito, Takahiro Sakaue, Shinya Ogino | 2001-10-30 |