Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4950605 | FR-900493 substance, a process for its production and a pharmaceutical composition containing the same | Kozo Ochi, Masami Ezaki, Morita Iwami, Masanobu Kohsaka | 1990-08-21 |
| 4861774 | Method of treating tumors using tetracyclo compounds | Masanobu Kohsaka, Hiroshi Terano, Morita Iwami, Michio Yamashita, Masashi Hashimoto +2 more | 1989-08-29 |
| 4743555 | Biologically pure culture of Streptomyces sandaensis No. 6897 | Masanobu Kohsaka, Hiroshi Terano, Morita Iwami, Michio Yamashita, Masashi Hashimoto +2 more | 1988-05-10 |
| 4654211 | New compound, FR-900451, production and use thereof | Masami Ezaki, Seiji Hashimoto, Kazuyoshi Umehara, Masanobu Kohsaka | 1987-03-31 |
| 4645765 | Tetracyclo compounds and a pharmaceutical composition containing the same | Masanobu Kohsaka, Hiroshi Terano, Morita Iwami, Michio Yamashita, Masashi Hashimoto +2 more | 1987-02-24 |
| 4479942 | Tetrahydrofurnancarboxylic acid derivatives, processes for preparation thereof and pharmaceutical compositions thereof | Michio Yamashita, Junji Hosoda, Yoshio Kawai, Itsuo Uchida, Masanobu Kohsaka +4 more | 1984-10-30 |
| 4472300 | Azetidinone derivatives and process for preparation thereof | Takashi Kamiya, Yoshihisa Saito, Masashi Hashimoto, Osamu Nakaguti, Teruo Oku +5 more | 1984-09-18 |
| 4313935 | Antibiotic FR-900129 substance, a process for the preparation thereof and pharmaceutical compositions containing the same | Michio Yamashita, Eiko Iguchi, Masanobu Kohsaka, Hatsuo Aoki, Hiroshi Imanaka | 1982-02-02 |
| 4207234 | 4-Unsubstituted azetidinone derivatives and process for preparation thereof | Takashi Kamiya, Yoshihisa Saito, Masashi Hashimoto, Osamu Nakaguti, Teruo Oku +5 more | 1980-06-10 |