Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5545542 | WB2663 substances and method for their production | Hidenori Nakajima, Yasuhiro Hori, Toshio Goto, Shigehiro Takase, Koen Verhaeghe +1 more | 1996-08-13 |
| 4910017 | New compounds WF 2015 A and B | Takanao Otsuka, Toshihiro Shibata, Yasuhisa Tsurumi, Masakuni Okuhara | 1990-03-20 |
| 4861774 | Method of treating tumors using tetracyclo compounds | Masanobu Kohsaka, Tadaaki Komori, Morita Iwami, Michio Yamashita, Masashi Hashimoto +2 more | 1989-08-29 |
| 4743614 | Amino acid derivatives and processes for preparation thereof | Yasuhisa Tsurumi, Hiroyuki Setoi, Masashi Hashimoto, Masanobu Kohsaka | 1988-05-10 |
| 4743555 | Biologically pure culture of Streptomyces sandaensis No. 6897 | Masanobu Kohsaka, Tadaaki Komori, Morita Iwami, Michio Yamashita, Masashi Hashimoto +2 more | 1988-05-10 |
| 4670259 | Compound FR-68504, production thereof and use thereof | Sumio Kiyoto, Hidetsugu Murai, Yasuhisa Tsurumi, Masanobu Kohsaka | 1987-06-02 |
| 4645765 | Tetracyclo compounds and a pharmaceutical composition containing the same | Masanobu Kohsaka, Tadaaki Komori, Morita Iwami, Michio Yamashita, Masashi Hashimoto +2 more | 1987-02-24 |
| 4605559 | Compound, FR-900447, production and use thereof | Yasuhiro Hori, Motohiro Hino, Masashi Hashimoto, Masanobu Kohsaka | 1986-08-12 |
| 4578271 | Biologically active WS 6049 substances, a process for the production thereof and their pharmaceutical compositions | Sumio Kiyoto, Motoaki Nishikawa, Morita Iwami, Masanobu Kohsaka | 1986-03-25 |