Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5447946 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1995-09-05 |
| 5356880 | Glycyrrhetinic acid derivatives | Masayasu Kurono, Yoshiro Ishiwata, Syoji Yokochi, Kyoichi Asano, Takahiko Mitani +9 more | 1994-10-18 |
| 5177102 | Polyisoprene compounds and salts thereof | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Hiromoto Kimura, Noboru Kuboyama +5 more | 1993-01-05 |
| 5171865 | Process for the preparation of optically active 4-oxo-1-benzopyran-2-carboxylic acid derivatives and intermediates thereof | Masayasu Kurono, Yasuaki Kondo, Kenji Miura, Toshinao Usui, Takuji Kakigami +1 more | 1992-12-15 |
| 5164391 | Hydantoin derivatives for treating complications of diabetes and circulatory diseases | Masayasu Kurono, Hiromoto Kimura, Noboru Tomiya, Kiichi Sawai, Kenji Miura +6 more | 1992-11-17 |
| 4985569 | Pyrrolizine derivative and its manufacture | Masayasu Kurono, Yasuaki Kondo, Yukiharu Matsumoto, Hiromoto Kimura, Mitsuru Oka +1 more | 1991-01-15 |
| 4985573 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1991-01-15 |
| 4985574 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1991-01-15 |
| 4978758 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1990-12-18 |
| 4897495 | Process for the preparation of pyrrolizine derivatives | Masayasu Kurono, Yasuaki Kondo, Yukiharu Matsumoto, Hiromoto Kimura, Mitsuru Oka +1 more | 1990-01-30 |
| 4871740 | Glycyrrhetic acid derivatives and use thereof | Masayasu Kurono, Hiromoto Kimura, Mitsuru Oka, Keiko Hasegawa, Shinichi Ikeda +4 more | 1989-10-03 |
| 4870062 | Organo-platinum complex and use thereof as anti-tumor agent | Masayasu Kurono, Yukiharu Matsumoto, Yasuaki Kondo, Takahiko Mitani, Takahito Jomori +2 more | 1989-09-26 |
| 4868189 | Uracil derivatives for use as anti-tumor agents having silicon containing side chains | Masayasu Kurono, Hiromoto Kimura, Hiroshi Ozawa, Takahiko Mitani, Takahito Jomori +3 more | 1989-09-19 |
| 4861792 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1989-08-29 |
| 4778797 | Organo-silicon compounds, process for the manufacture of same, and anti-tumor agent comprising the compound | Shigeshi Toyoshima, Masayasu Kurono, Hiromoto Kimura, Koichi Ito | 1988-10-18 |
| 4734411 | Pyrrolizidine compounds, salts thereof, process for the preparation of same and pharmaceutical agents comprising same | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Toshinao Usui, Hiromoto Kimura +7 more | 1988-03-29 |
| 4560679 | Organosilicon compounds and antitumor agents containing the compound as effective component | Shigeshi Toyoshima, Masayasu Kurono, Koichi Ito | 1985-12-24 |