Issued Patents All Time
Showing 76–100 of 151 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4472388 | N-Methanesulfonic acid derivatives of 3-O-demethylistamycin B and production thereof | Shinichi Kondo | 1984-09-18 |
| 4472304 | (Amido)N-substituted bleomycins, salts thereof and process for preparation thereof | Akio Fujii, Yasuhiko Muraoka, Tokuji Nakatani, Takeyo Fukuoka, Katsutoshi Takahashi | 1984-09-18 |
| 4469683 | "3""-Epistreptomycin and its dihydro derivative, pharmaceutical compositions and production of the same" | Sumio Umezawa, Tsutomu Tsuchiya, Tetsuo Shitara, Shuichi Sakamoto | 1984-09-04 |
| 4463171 | Derivatives of macrolide antibiotics | Tomio Takeuchi, Kuniaki Tatsuta, Tomoyuki Ishikura, Rokuro Okamoto, Masao Yamamoto +1 more | 1984-07-31 |
| 4455419 | 2'-Modified kanamycins and production thereof | Sumio Umezawa, Yoshiharu Ishido, Shunzo Fukatsu | 1984-06-19 |
| 4453003 | Process for producing threo-3-amino-2-hydroxy-butanoyl-aminoacetic acids as well as novel intermediates therefor and process for producing them | Takaaki Aoyagi, Tadashi Shirai, Rinzo Nishizawa, Masao Suzuki, Tetsushi Saino | 1984-06-05 |
| 4452897 | Method of preparing optically active .beta.-(S)-aminoglutaric acid monoalkyl esters | Masaji Ohno, Hirokazu Kotani, Toshinori Miyabe, Akira Obayashi, Osamu Tanabe | 1984-06-05 |
| 4439603 | Anthracycline derivatives of .beta.-rhodomycinone glycosides | Tomio Takeuchi, Tomoyuki Ishikura, Akihiro Yoshimoto, Yasue Matsuzawa, Yukio Takatsuki | 1984-03-27 |
| 4438109 | Tylosin derivatives | Sumio Umezawa, Tsutomu Tsuchiya, Akihiro Tanaka | 1984-03-20 |
| 4438107 | Aminoglycosides and use thereof | Isamu Watanabe, Takashi Yamaguchi, Kazuhiro Kamiya, Toshihito Mori, Sumio Umezawa +1 more | 1984-03-20 |
| 4430346 | Novel carcinostatic substance and process for synthesis thereof | Tomio Takeuchi, Shinichi Kondo, Hironobu Iinuma, Daishiro Ikeda, Teruya Nakamura +1 more | 1984-02-07 |
| 4424342 | Anthracycline antibiotic compounds | Toshikazu Oki, Akihiro Yoshimoto, Yasue Matsuzawa, Tomoyuki Ishikura, Tomio Takeuchi | 1984-01-03 |
| 4420473 | Antibiotic, MF266 substance and production thereof | Tomio Takeuchi, Masa Hamada, Shinichi Kondo, Kiyoto Ishii | 1983-12-13 |
| 4418192 | Anthracyclinone trisaccharide compounds | Hiroshi Tanaka, Takeo Yoshioka, Yasutaka Shimauchi, Toshikazu Oki, Tomoyuki Ishikura +1 more | 1983-11-29 |
| 4416899 | Antibiotic BMG162-aF2, a process for production thereof, and antitumor drug containing said new antibiotic as active ingredient | Tomio Takeuchi, Hiroshi Naganawa, Hironobu Iinuma, Setsuko Kunimoto | 1983-11-22 |
| 4415657 | Process for preparation of an optically active monoalkyl ester of .beta.-(S)-aminoglutaric acid | Masaji Ohno, Junzo Hasegawa, Shigeki Hamaguchi, Masahiro Ogura, Hajime Kawaharada +1 more | 1983-11-15 |
| 4410516 | "1-N(.alpha.Hydroxy-.omega.-aminoalkanoyl) derivatives of 5,3',4'-trideoxy- or 5,3', 4'-trideoxy-6'-N- methyl- or 5, 3', 4',6""-tetradeoxykannamyci B and production thereof" | Shinichi Kondo | 1983-10-18 |
| 4406891 | N-Methanesulfonic acid derivatives of istamycin A or B and production thereof | Shinichi Kondo | 1983-09-27 |
| 4401594 | L-Argininal derivatives and a method of manufacturing the same | Tomio Takeuchi, Takaaki Aoyagi, Shinichi Ishii, Tetsushi Saino, Tetsuya Someno | 1983-08-30 |
| 4395402 | Analgesic agent | Tomio Takeuchi, Takaaki Aoyagi, Mitsugu Hachisu, Kenji Kawamura, Shunzo Fukatsu +1 more | 1983-07-26 |
| 4394446 | Process for the preparation of the antibiotic oxanosine | Nobuyoshi Shimada, Hiroshi Naganawa, Tomohisa Takita, Masa Hamada, Tomio Takeuchi | 1983-07-19 |
| 4393047 | Antibiotic cytophagin and a process for producing the same | Tomio Takeuchi, Hiroshi Nakano | 1983-07-12 |
| 4391986 | Process for producing threo-3-amino-2-hydroxybutanoyl-aminoacetic acids, as well as novel intermediates therefor and process for producing them | Takaaki Aoyagi, Tadashi Shirai, Rinzo Nishizawa, Masao Suzuki, Tetsushi Saino | 1983-07-05 |
| 4386198 | 2-Hydroxyaclacinomycin A and 2-hydroxyaklavinone and process for preparing same | Toshikazu Oki, Akihiro Yoshimoto, Kageaki Kouno, Taiji Inui, Tomio Takeuchi | 1983-05-31 |
| 4382926 | Formimidoyl A and B useful as semi-synthetic aminoglycosidic antibiotics | Yoshiro Okami, Shinichi Kondo | 1983-05-10 |