Issued Patents All Time
Showing 101–125 of 151 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4380581 | Istamycins and streptomyces culture for the production thereof | Yoshiro Okami, Shinichi Kondo | 1983-04-19 |
| 4374980 | 3'-Deamino-3'-morpholino carminomycin | Tomio Takeuchi, Kuniaki Tatsuta, Yoshikazu Takahashi | 1983-02-22 |
| 4373094 | Anthracycline derivatives | Toshikazu Oki, Yasue Matsuzawa, Tomoyuki Ishikura, Tomio Takeuchi | 1983-02-08 |
| 4370318 | Bestatin-related compounds as immunopotentiator | Tomio Takeuchi, Takaaki Aoyagi, Kenji Kawamura, Shunzo Fukatsu | 1983-01-25 |
| 4360664 | Anthracycline glycoside 14-halo,4'-ether | Tomio Takeuchi, Hiroshi Naganawa, Kuniaki Tatsuta | 1982-11-23 |
| 4359572 | Process for the production of 3'-deoxykanamycin A and intermediate product | Sumio Umezawa, Shunzo Fukatsu, Toshio Yoneta | 1982-11-16 |
| 4358602 | Ebelactones and production thereof | Takaaki Aoyagi, Tomio Takeuchi, Masa Hamada, Shinichi Kondo, Masaaki Ishizuka | 1982-11-09 |
| 4357466 | Processes for the production of 3'-deoxykanamycin A and intermediates | Sumio Umezawa, Tsutomu Tsuchiya, Tomo Jikihara | 1982-11-02 |
| 4357465 | 3',4'-Diedeoxykanamycin B derivatives | Sumio Umezawa, Shigeo Seki, Shunzo Fukatsu, Shuntaro Yasuda | 1982-11-02 |
| 4355026 | 4-Demethoxy,11-deoxy anthracycline derivatives | Tomio Takeuchi, Hiroshi Naganawa, Kuniaki Tatsuta | 1982-10-19 |
| 4349666 | Process for the production of kanomycin B derivatives and products obtained therefrom | Sumio Umezawa, Tsutomu Tsuchiya, Toshiaki Miyake | 1982-09-14 |
| 4337336 | Derivative of kanamycin A and a process for the preparation thereof | Sumio Umezawa, Shunzo Fukatsu, Toshio Yoneta, Tadashi Wakazawa | 1982-06-29 |
| 4337312 | Process for producing anthracycline glycosides | Toshikazu Oki, Akihiro Yoshimoto, Kageaki Kouno, Taiji Inui, Tomio Takeuchi | 1982-06-29 |
| 4335250 | Compound with immunopotentiating activity and production and uses thereof | Tomio Takeuchi, Takaaki Aoyagi, Masaaki Ishizuka, Hajime Morishima, Takuzo Yamamoto +3 more | 1982-06-15 |
| 4332794 | "6""-Deoxydibekacin, 4"",6""-dideoxydibekacin and 1-N-aminoacyl derivatives thereof, and the production of these new compounds" | Shinichi Kondo | 1982-06-01 |
| 4326054 | Cleomycins and process for producing same | Tomohisa Takita, Akio Fujii, Yasuhiko Muraoka, Mamoru Kunishima | 1982-04-20 |
| 4318847 | Physiologically active tetrapeptides | Takaaki Aoyagi, Tomio Takeuchi, Taiji Inui | 1982-03-09 |
| 4316011 | Rhodomycin antibiotics | Toshikazu Oki, Akihiro Yoshimoto, Yasue Matsuzawa, Taiji Inui, Tomio Takeuchi | 1982-02-16 |
| 4303785 | Antitumor anthracycline antibiotics | Tomio Takeuchi, Hiroshi Naganawa, Kuniaki Tatsuta | 1981-12-01 |
| 4298727 | 3',4'-Dideoxykanamycin A and 1-N-(S)-.alpha.-hydroxy-.omega.-aminoalkanoyl) derivatives thereof | Sumio Umezawa, Tsutomu Tsuchiya, Tomo Jikahara, Toshiaki Miyake | 1981-11-03 |
| 4297485 | Production of a selectively protected N-acylated derivative of an aminoglycosidic antibiotic | Sumio Umezawa, Tsutomu Tsuchiya, Yasushi Takagi, Tomo Jikihara | 1981-10-27 |
| 4296106 | Istamycins and production thereof | Yoshiro Okami, Shinichi Kondo | 1981-10-20 |
| 4281180 | Process for producing threo-3-amino-2-hydroxybutanoyl-aminoacetic acids, as well as novel intermediated therefor and process for producing them | Takaaki Aoyagi, Tadashi Shirai, Rinzo Nishizawa, Masao Suzuki, Tetsushi Saino | 1981-07-28 |
| 4279997 | Process for production of aminoglycoside antibiotics | Yoshihiko Oka, Hitoshi Ishida, Moto Morioka, Yoso Numusaki, Tsutomu Yamafuji +1 more | 1981-07-21 |
| 4268664 | Process for the preparation of 1-N-isoseryl- or 1-N-(L-4-amino-2-hydroxybutyryl)-3',4'-dideoxykanamycin B and intermediates thereof | Shinichi Kondo | 1981-05-19 |