Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6413979 | Substituted 5-(2,2-difluoro-1,3-benzodioxol-5-yl) cyclopentenopyridine derivative | Takashi Hayama, Norikazu Otake | 2002-07-02 |
| 6140333 | N-acyl cyclic amine derivatives | Yoshimi Tsuchiya, Takashi Nomoto, Hirokazu Ohsawa, Kumiko Kawakami, Kenji Ohwaki | 2000-10-31 |
| 6040449 | Fluorine-containing 1, 4-disubstituted piperidine derivatives | Yoshimi Tsuchiya, Takashi Nomoto, Hirokazu Ohsawa, Kumiko Kawakami, Kenji Ohwaki | 2000-03-21 |
| 5948792 | Fluorine-containing 1,4-disubstituted piperidine derivatives | Yoshimi Tsuchiya, Takashi Nomoto, Hirokazu Ohsawa, Kumiko Kawakami, Kenji Ohwaki | 1999-09-07 |
| 5750540 | 1,4-di-substituted piperidine derivatives | Yoshimi Tsuchiya, Takashi Nomoto, Hirokazu Ohsawa, Kumiko Kawakami, Kenji Ohwaki | 1998-05-12 |
| 5714479 | Endothelin antagonistic heteroaromatic ring-fused cyclopentene derivatives | Kiyofumi Ishikawa, Toshio Nagase, Toshiaki Mase, Takashi Hayama, Masaki Ihara +1 more | 1998-02-03 |
| 5614498 | Endothelin antagonistic substance | Kiyofumi Ishikawa, Takehiro Fukami, Takeshi Hayama, Kenji Niiyama, Toshio Nagase +5 more | 1997-03-25 |
| 5496928 | Endothelin antagonistic substance | Kiyofumi Ishikawa, Takehiro Fukami, Takashi Hayama, Kenji Niiyama, Toshio Nagase +5 more | 1996-03-05 |
| 5494923 | Method of ameliorating cerebral circulation | Kazuo Kamei, Jun Nagura, Takahiro Fukuroda | 1996-02-27 |
| 5444077 | Ameliorant of cerebral circulation and optical isomer of NB-818, processes for its use | Kazuo Kamei, Jun Nagura, Takahiro Fukuroda | 1995-08-22 |
| 5389620 | Endothelin antagonistic heteroaromatic ring-fused cyclopentene derivatives | Kiyofumi Ishikawa, Toshio Nagase, Toshiaki Mase, Takashi Hayama, Masaki Ihara +1 more | 1995-02-14 |
| 5362736 | Isoquinoline derivatives | Kiyofumi Ishikawa, Takashi Hayama, Mitsuo Yano | 1994-11-08 |
| 5114918 | Endothelin antagonistic cyclic pentapeptides | Kiyofumi Ishikawa, Takehiro Fukami, Takashi Hayama, Kenji Niiyama, Toshio Nagase +4 more | 1992-05-19 |