Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5876984 | Sequiterpene derivatives having antiviral activity | Toshiyuki Kamigauchi, Tamio Fujiwara, Hiroyoshi Tani, Yoshimi Kawamura | 1999-03-02 |
| 4874898 | Novel substituted anthrasteroid derivatives | Ken'ichi Takeda | 1989-10-17 |