Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8383547 | Aflatoxin production inhibitor and method for controlling aflatoxin contamination using the same | Shohei Sakuda, Keita Nakamura, Tetsuo Akiyama, Yoshikazu Takahashi, Ikuko Kurata | 2013-02-26 |
| 7247640 | Medicament for treatment of bone marrow suppression, for treatment of infectious diseases and for increasing the number of leukocytes | Takumi Yamashita, Chihiro Nishimura, Tetsushi Saino, Tomio Takeuchi | 2007-07-24 |
| 6579989 | Sulphostin analogue and process for producing sulphostin and its analogue | Tomio Takeuchi, Masatoshi Abe, Tetsuo Akiyama, Shigeko Harada | 2003-06-17 |
| 6214340 | Physiologically active substance sulphostin, process for producing the same, and use thereof | Tomio Takeuchi, Masa Hamada, Tetsuo Akiyama, Masatoshi Abe, Hiroshi Naganawa +1 more | 2001-04-10 |
| 6043217 | Amide derivative of amythiamicin | Hironobu Iinuma, Tomio Takeuchi, Tsuneo Okonogi | 2000-03-28 |
| 5965556 | Pyrrolidine derivatives | Tomio Takeuchi, Takaaki Aoyagi, Makoto Tsuda | 1999-10-12 |
| 5756763 | Pyrrolidine derivatives | Tomio Takeuchi, Takaaki Aoyagi, Makoto Tsuda | 1998-05-26 |
| 5359138 | Poststatin and related compounds or salts thereof | Tomio Takeuchi, Takaaki Aoyagi, Masa Hamada, Hiroshi Naganawa, Keiji Ogawa +2 more | 1994-10-25 |
| 5221752 | .alpha.-keto amide derivatives | Tetsuya Someno, Fumika Yamada, Hideo Sugimura, Makoto Tsuda, Tomio Takeuchi +1 more | 1993-06-22 |
| 5162500 | Poststatin and related compounds or salts thereof | Tomio Takeuchi, Takaaki Aoyagi, Masa Hamada, Hiroshi Naganawa, Keiji Ogawa +2 more | 1992-11-10 |
| 5117052 | Physiologically active substances, benastatins A and B, and production and use thereof | Tomio Takeuchi, Takaaki Aoyagi, Hiroshi Naganawa, Masa Hamada, Takayuki Aoyama | 1992-05-26 |
| 4808703 | Novel 3-(4'-aminobutylamino) propylaminobleomycin derivatives | Hamao Umezawa, Akio Fujii, Tokuji Nakatani, Takeyo Fukuoka, Katsutoshi Takahashi | 1989-02-28 |
| 4742155 | Plipastatin and method for preparation thereof | Hamao Umezawa, Takaaki Aoyagi, Tomio Takeuchi, Masa Hamada, Hiroshi Naganawa +1 more | 1988-05-03 |
| 4568490 | Aminopropylaminobleomycin derivatives and process for preparation thereof | Hamao Umezawa, Akio Fujii, Tokuji Nakatani, Takeyo Fukuoka, Katsutoshi Takahashi | 1986-02-04 |
| 4537880 | Aminopropylaminobleomycin derivatives and process for preparation thereof | Hamao Umezawa, Akio Fujii, Tokuji Nakatani, Takeyo Fukuoka, Katsutoshi Takahashi | 1985-08-27 |
| 4500452 | (Amido)N-substituted bleomycins, salts thereof and process for preparation thereof | Hamao Umezawa, Akio Fujii, Tokuji Nakatani, Takeyo Fukuoka, Katsutoshi Takahashi | 1985-02-19 |
| 4472304 | (Amido)N-substituted bleomycins, salts thereof and process for preparation thereof | Hamao Umezawa, Akio Fujii, Tokuji Nakatani, Takeyo Fukuoka, Katsutoshi Takahashi | 1984-09-18 |
| 4326054 | Cleomycins and process for producing same | Hamao Umezawa, Tomohisa Takita, Akio Fujii, Mamoru Kunishima | 1982-04-20 |
| 4267102 | Bleomycin group antibiotics | Akio Fujii, Takeyo Fukuoka, Tomohisa Takita, Hamao Umezawa | 1981-05-12 |
| 4238391 | 3-[(S)-1'-phenylethylamino]propylaminobleomycin, non-toxic salt thereof, and method for producing same | Tomohisa Takita, Akio Fujii, Takeyo Fukuoka, Osamu Yoshioka, Hamao Umezawa | 1980-12-09 |
| 4195018 | 3-[(S)-1'-Phenylethylamino]propylaminobleomycin, non-toxic salt thereof, and method for producing same | Tomohisa Takita, Akio Fujii, Takeyo Fukuoka, Osamu Yoshioka, Hamao Umezawa | 1980-03-25 |