Issued Patents 1989
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877870 | Process for producing 10-hydroxyanthracyclines | Kuniaki Tatsuta, Hiroyuki Kawai, Shohachi Nakajima | 1989-10-31 |
| 4876244 | Medical composition for injection containing a spergualin as active ingredient and process for preparing the same | Shintaro Suzuki, Taka'aki Ohkuma, Fumihiro Sato, Teruya Nakamura | 1989-10-24 |
| 4870207 | Synthesis of arphamenine A | Takaaki Aoyagi, Kuniaki Tatsuta, Takeshi Nakamura, Shunzo Fukatsu | 1989-09-26 |
| 4870172 | Bisucaberin | Yoshiro Okami, Shogo Kurasawa, Toshiyuki Kamayama, Atsushi Takahashi, Masaaki Ishizuka | 1989-09-26 |
| 4859593 | New physiologically active substance, arphamenine and production thereof | Takaaki Aoyagi, Tomio Takeuchi, Masa Hamada, Masaaki Ishizuka | 1989-08-22 |
| 4855414 | Process for production of anthracycline compound R20X2 | Atsuo Odagawa, Shiro Kataoka, Shohachi Nakajima | 1989-08-08 |
| 4851446 | Immunosuppressing method | Tomio Takeuchi, Masaaki Ishizuka, Fuminori Abe, Akio Fujii, Teruya Nakamura | 1989-07-25 |
| 4845082 | 3'4'-dideoxy-3'-fluorokanamycin B and production thereof | Sumio Umezawa, Tsutomu Tsuchiya, Yoshihiko Kobayashi | 1989-07-04 |
| 4833268 | Threo-adrenalinecarboxylic acid, and the production and uses thereof | Toshiharu Nagatsu, Hirotaro Narabayashi, Tomio Takeuchi, Shuichi Iwadare, Ikuo Matsumoto +3 more | 1989-05-23 |
| 4833241 | Anthracycline compound | Hiroyuki Kawai, Shohachi Nakajima | 1989-05-23 |
| 4818818 | Method for the preparation of 4'-0-tetrahydropyranyladriamycin b | Tomio Takeuchi, Kuniaki Tatsuta, Yoshikazu Takahashi | 1989-04-04 |
| 4808703 | Novel 3-(4'-aminobutylamino) propylaminobleomycin derivatives | Akio Fujii, Yasuhiko Muraoka, Tokuji Nakatani, Takeyo Fukuoka, Katsutoshi Takahashi | 1989-02-28 |
| 4795743 | 2'-deamino-2'-hydroxyistamycin B.sub.o derivatives of low toxicity | Yoshiro Okami, Shinichi Kondo, Daishiro Ikeda | 1989-01-03 |