Issued Patents All Time
Showing 126–150 of 151 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4267102 | Bleomycin group antibiotics | Akio Fujii, Takeyo Fukuoka, Yasuhiko Muraoka, Tomohisa Takita | 1981-05-12 |
| 4267312 | Anthracycline derivatives and process for preparing the same | Toshikazu Oki, Akihiro Yoshimoto, Taiji Inui, Tomio Takeuchi | 1981-05-12 |
| 4259319 | Antibiotic auromomycin, and process for production thereof | Tomio Takeuchi, Masaaki Ishizuka, Kiyoshi Watanabe, Toshiaki Yamashita, Noriyuki Naoi +1 more | 1981-03-31 |
| 4255564 | Novel macrolactone derivatives and process of producing them | Sumio Umezawa, Kuniaki Tatsuta | 1981-03-10 |
| 4245045 | Method of producing anthracycline antibiotics | Tomio Takeuchi, Toshikazu Oki, Taiji Inui | 1981-01-13 |
| 4242453 | Cultivating streptomyces to produce an esterase inhibitor | Takaaki Aoyagi, Tomio Takeuchi, Masa Hamada, Masaaki Ishizuka | 1980-12-30 |
| 4240975 | Bestatin | Takaaki Aoyagi, Tomohisa Takita, Rinzo Nishizawa, Tetsushi Saino | 1980-12-23 |
| RE30451 | Novel process for producing antibiotics bleomycin | Kenji Maeda, Tomohisa Takita, Yuya Nakayama, Akio Fujii, Nobuyoshi Shimada +1 more | 1980-12-16 |
| 4238507 | Pharmacological compound with immunopotentiating activity and production and uses thereof | Tomio Takeuchi, Takaaki Aoyagi, Masaaki Ishizuka, Hajime Morishima, Ikuo Matsumoto +1 more | 1980-12-09 |
| 4238391 | 3-[(S)-1'-phenylethylamino]propylaminobleomycin, non-toxic salt thereof, and method for producing same | Tomohisa Takita, Akio Fujii, Takeyo Fukuoka, Yasuhiko Muraoka, Osamu Yoshioka | 1980-12-09 |
| RE30413 | Bleomycinic acid and process for preparing thereof | Yasushi Takahashi, Tadashi Shirai, Akio Fujii | 1980-10-07 |
| 4219622 | Process for producing antibiotics MA 144-M.sub.1 and MA 144-M.sub.2 | Tomio Takeuchi, Hiroshi Naganawa, Masaaki Ishizuka, Norio Shibamoto, Toshikazu Oki +1 more | 1980-08-26 |
| 4209588 | Process for producing new antitumor anthracycline antibiotics | Tomio Takeuchi, Toshikazu Oki, Taiji Inui | 1980-06-24 |
| 4209511 | Aminoglycoside antibiotics and process for production thereof | Yoshihiko Oka, Hitoshi Ishida, Moto Morioka, Yoso Numasaki, Tsutomu Yamafuji +1 more | 1980-06-24 |
| 4207313 | Anthracycline antibiotics | Tomio Takeuchi, Toshikazu Oki, Taiji Inui | 1980-06-10 |
| 4204038 | Process for preparing antibiotics MA 144-M.sub.1 and MA 144-M.sub.2 | Tomio Takeuchi, Hiroshi Naganawa, Masaaki Ishizuka, Norio Shibamoto, Toshikazu Oki +1 more | 1980-05-20 |
| 4202824 | Physiologically active derivatives of esterastin | Takaaki Aoyagi, Tomio Takeuchi | 1980-05-13 |
| 4198480 | Process for producing antibiotic baumycin complex and components | Tomio Takeuchi, Masa Hamada, Masaaki Ishizuka, Hiroshi Naganawa, Toshikazu Oki +1 more | 1980-04-15 |
| 4196280 | Novel macrolactone derivatives and process of producing them | Sumio Umezawa, Kuniaki Tatsuta | 1980-04-01 |
| 4195018 | 3-[(S)-1'-Phenylethylamino]propylaminobleomycin, non-toxic salt thereof, and method for producing same | Tomohisa Takita, Akio Fujii, Takeyo Fukuoka, Yasuhiko Muraoka, Osamu Yoshioka | 1980-03-25 |
| 4195170 | 3',4'-Episulfido kanamycin B compounds | Sumio Umezawa, Shigeo Seki, Shunzo Fukatsu, Shuntaro Yasuda | 1980-03-25 |
| 4192915 | Anthracycline glycosides from streptomyces | Tomio Takeuchi, Masa Hamada, Masaaki Ishizuka, Hiroshi Naganawa, Toshikazu Oki +1 more | 1980-03-11 |
| 4190589 | Coriolin derivatives and process for producing the same | Yuya Nakayama, Mamoru Kunishima, Akira Matsuda, Tomio Takeuchi | 1980-02-26 |
| 4189438 | Physiologically active substance esterastin | Takaaki Aoyagi, Tomio Takeuchi, Masa Hamada, Masaaki Ishizuka | 1980-02-19 |
| 4189604 | Bestatin | Takaaki Aoyagi, Tomohisa Takita, Rinzo Nishizawa, Tetsushi Saino | 1980-02-19 |