Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6221868 | Remedies/preventives for frequent urination/urinary incontinence and tropone derivatives | Ichiro Koga, Atsushi Okada | 2001-04-24 |
| 5610315 | Process for the preparation of 6,7-diacyl-7-deacetylforskolin derivatives | Tochiro Tatee, Akira Shiozawa, Hirotaka Yamamoto, Yuh-ichiro Ichikawa, Aya Ishikawa +1 more | 1997-03-11 |
| 5324730 | Phenoxyphosphoryloxymethyl cyclobutyl purines | Yuh-ichiro Ichikawa, Hiroshi Akaba, Yuka Sugawara, Hideo Sugimura, Akira Shiozawa +5 more | 1994-06-28 |
| 5302730 | Process for the preparation of 6,7-diacyl-7-deacetylforskolin derivatives | Tochiro Tatee, Akira Shiozawa, Hirotaka Yamamoto, Yuh-ichiro Ichikawa, Aya Narita +1 more | 1994-04-12 |
| 5296492 | Certain chroman derivatives useful for treating symptoms caused by contraction of smooth muscles, circulatory diseases or epilepsy | Akira Shiozawa, Atsuro Inubushi, Yukihiro Sagawa, Makoto Hosono, Masashi Iida | 1994-03-22 |
| 5166397 | Process for producing optically active cyclobutylamines | Masashi Nagai, Hideo Sugimura, Yukihiro Sagawa, Akira Shiozawa | 1992-11-24 |
| 5103022 | Process for producing an optically active aminoketone derivative | Akira Shiozawa, Shuji Kurashige, Takeji Sakasai, Kazuo Ohtsuki, Hideo Sugimura +1 more | 1992-04-07 |
| 5057535 | Derivatives of an aminoketone | Akira Shiozawa, Michio Ishikawa, Giichi Izumi, Katsuhiko Sakitama, Shuji Kurashige +4 more | 1991-10-15 |
| 4954642 | Forskolin compounds | Tochiro Tatee, Takashi Takahira, Kouwa Yamashita, Masao Sakurai, Akira Shiozawa | 1990-09-04 |