Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871740 | Glycyrrhetic acid derivatives and use thereof | Masayasu Kurono, Ryoichi Unno, Mitsuru Oka, Keiko Hasegawa, Shinichi Ikeda +4 more | 1989-10-03 |
| 4868189 | Uracil derivatives for use as anti-tumor agents having silicon containing side chains | Masayasu Kurono, Ryoichi Unno, Hiroshi Ozawa, Takahiko Mitani, Takahito Jomori +3 more | 1989-09-19 |