Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678773 | Antitumor agent | Hiroko Usami, Akihiro Yamamoto, Shozo Kotani, Keijiro Kato | 1987-07-07 |
| 4349541 | Anti-tumor preparation against certain tumors and process for preparing the same | Yasuhisa Takeda, Takashi Matsuno, Mihoko Ohtaka, Hiroki Mitsui, Tsutomu Kawaguchi +4 more | 1982-09-14 |
| 4242326 | Anti-tumor substance and process for preparing the same | Akihiro Yamamoto, Mitsuaki Handa, Hiroko Usami, Haruki Ogawa | 1980-12-30 |