Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8609352 | Bioassay method for yokukansan with serotonin receptor | Yasushi Ikarashi, Kyoji Sekiguchi, Kiyoshi Terawaki | 2013-12-17 |
| 5929084 | Huperzine A derivatives, their preparation and their use | Dayuan Zhu, Xican Tang, Jinlai Lin, Cheng Zhu, Jingkang Shen +5 more | 1999-07-27 |
| 5675023 | Chromone derivative, and aldose reductase inhibitor comprising said compound as active component | Yasushi Igarashi, Yoshimitsu Ogawa, Mika Tomita, Hiroko Hayashi, Toshitsugu Sato +1 more | 1997-10-07 |
| 5627204 | Chromone derivative, and aldose reductase inhibitor comprising said compound as active component | Yasushi Igarashi, Yoshimitsu Ogawa, Mika Tomita, Hiroko Hayashi, Toshitsugu Sato +1 more | 1997-05-06 |
| 5521216 | Chromone derivative, and aldose reductase inhibitor comprising said compound as active ingredient | Yasushi Igarashi, Kunio Hosaka | 1996-05-28 |
| 5455267 | Chromone derivative, and aldose reductase inhibitor comprising said compound as active component | Yasushi Igarashi, Yoshimitsu Ogawa, Mika Tomita, Hiroko Hayashi, Toshitsugu Sato +1 more | 1995-10-03 |
| 5447946 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Kenji Miura, Toshinao Usui, Naofumi Terada +8 more | 1995-09-05 |
| 5177102 | Polyisoprene compounds and salts thereof | Masayasu Kurono, Yasuaki Kondo, Ryoichi Unno, Hiromoto Kimura, Noboru Kuboyama +5 more | 1993-01-05 |
| 5001240 | Process for preparing optically active hydantoins | Masayasu Kurono, Yasuaki Kondo, Kenji Miura, Toshinao Usui, Naofumi Terada +5 more | 1991-03-19 |
| 4985573 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Kenji Miura, Toshinao Usui, Naofumi Terada +8 more | 1991-01-15 |
| 4985574 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Kenji Miura, Toshinao Usui, Naofumi Terada +8 more | 1991-01-15 |
| 4978758 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Kenji Miura, Toshinao Usui, Naofumi Terada +8 more | 1990-12-18 |
| 4861792 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Kenji Miura, Toshinao Usui, Naofumi Terada +8 more | 1989-08-29 |
| 4740517 | Antidiabetic spiro-3-heteroazolidines | Masayasu Kurono, Toshinao Usui, Masato Fukushima, Kuniharu Mizuno, Akira Matsubara | 1988-04-26 |
| 4734411 | Pyrrolizidine compounds, salts thereof, process for the preparation of same and pharmaceutical agents comprising same | Masayasu Kurono, Yasuaki Kondo, Toshinao Usui, Ryoichi Unno, Hiromoto Kimura +7 more | 1988-03-29 |
| 4528143 | Process for the preparation of 4-chloro-2-nitrobenzonitrile | Masayasu Kurono, Toshinao Usui | 1985-07-09 |