Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5177102 | Polyisoprene compounds and salts thereof | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Ryoichi Unno, Hiromoto Kimura +5 more | 1993-01-05 |
| 5155125 | Method of treating gastrointestinal ulcers with spiro hydantoins | Kiichi Sawai, Masayasu Kurono, Kazumasa Nakano, Makoto Sato, Takashi Ito +1 more | 1992-10-13 |
| 4871740 | Glycyrrhetic acid derivatives and use thereof | Masayasu Kurono, Ryoichi Unno, Hiromoto Kimura, Mitsuru Oka, Keiko Hasegawa +4 more | 1989-10-03 |
| 4734411 | Pyrrolizidine compounds, salts thereof, process for the preparation of same and pharmaceutical agents comprising same | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Toshinao Usui, Ryoichi Unno +7 more | 1988-03-29 |