Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198562 | Ruthenium-phosphine complex and intermediate for producing the same | Masato Kitamura, Noboru Sayo, Hidenori Kumobayashi, Martin Francis Giles | 1993-03-30 |
| 5175338 | Isocarbacyclin derivatives and their pharmaceutically acceptable salts thereof | Atsuo Hazato, Toshio Tanaka, Noriaki Okamura, Kiyoshi Bannai, Seizi Kurozumi +1 more | 1992-12-29 |
| 5066815 | Process for preparing optically active alcohol | Noboru Sayo, Hidenori Kumobayashi, Susumo Akutagawa, Hidemasa Takaya | 1991-11-19 |
| 4962242 | Process for producing optically active alcohols | Nobuo Yamada, Toshiyuki Takezawa, Noboru Sayo, Misao Yagi, Hidenori Kumobayashi +3 more | 1990-10-09 |
| 4962230 | Process for producing optically active carboxylic acid | Hidemasa Takaya, Tetsuo Ohta, Noboru Sayo, Hidenori Kumobayashi, Susumu Akutagawa | 1990-10-09 |
| 4933482 | Process for preparing optically active alcohol | Noboru Sayo, Takao Saito, Hidenori Kumobayashi, Susumu Akutagawa, Hidemasa Takaya | 1990-06-12 |
| 4916252 | Process for preparing optically active alcohol | Noboru Sayo, Takao Saito, Hidenori Kumobayashi, Susumu Akutagawa, Hidemasa Takaya | 1990-04-10 |
| 4895979 | Process for preparing carnitine | Masato Kitamura, Takeshi Ohkuma, Hidenori Kumobayashi | 1990-01-23 |
| 4886903 | Process for production of prostaglandins D2 | Masaaki Suzuki, Akira Yanagisawa, Seizi Kurozumi | 1989-12-12 |
| 4851537 | Process for preparing N-acyltetrahydroisoquinoline | Masato Kitamura, Hidemasa Takaya, Hidenori Kumobayashi, Susumu Akutagawa | 1989-07-25 |
| 4845282 | Process for prostaglandin E.sub.1 production, and novel delta 7-prostaglandins E and 7-hydroxyprostaglandins E | Masaaki Suzuki, Toshio Kawagishi, Seizi Kurozumi | 1989-07-04 |
| 4766147 | Novel 5-membered cyclic compounds, process for production thereof, and pharmaceutical use thereof | Masanori FUKUSHIMA, Seizi Kurozumi, Satoshi Sugiura | 1988-08-23 |
| 4739084 | Ruthenium-phosphine complex | Hidemasa Takaya, Tetsuo Ohta, Nobuo Yamada, Toshiyuki Takezawa, Noboru Sayo +3 more | 1988-04-19 |
| 4711895 | 4-hydroxy-2-cyclopentenone, process for production thereof, pharmaceutical composition comprising it | Atsuo Hazato, Satsohi Sugiura, Seizi Kurozumi | 1987-12-08 |
| 4666633 | Process for preparing triarylmethyl methacrylate | Yoichi Yuki, Masahiko Hayashi | 1987-05-19 |
| 4578482 | Process for preparing prostacyclins | Masaaki Suzuki, Akira Yanagisawa, Seizi Kurozumi | 1986-03-25 |
| 4454123 | O-xylopyranoside series compounds and methods of use | Sakaru Suzuki, Minoru Okayama, Katukiyo Sakurai, Shigeyoshi Kamohara, Yoshio Ueno | 1984-06-12 |
| 4446312 | C-.beta.-D-Xylopyranoside series compounds | Sakaru Suzuki, Minoru Okayama | 1984-05-01 |
| 4315032 | Process for preparation of adjacently disubstituted ketones | Masaaki Suzuki, Seizi Kurozumi | 1982-02-09 |
| 4284581 | Lithiumaluminium hydride compounds | — | 1981-08-18 |
| 4281148 | Method for the preparation of a triorganosilylated 2,3-unsaturated alcohol | — | 1981-07-28 |