Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11135234 | Effective aminoglycoside antibiotic for multidrug-resistant bacteria | Eijiro Umemura, Takashi Ida, Masayuki Igarashi | 2021-10-05 |
| 10617704 | Effective aminoglycoside antibiotic for multidrug-resistant bacteria | Eijiro Umemura, Takashi Ida, Masayuki Igarashi | 2020-04-14 |
| 9968109 | Green tea extract composition | Yuichi Shimoda | 2018-05-15 |
| 9260465 | Aminoglycoside antibiotics | Yoshihiko Kobayashi, Yoshihisa Akiyama, Takeshi Murakami, Nobuto Minowa, Masaki Tsushima +7 more | 2016-02-16 |
| 9040502 | Anti-XDR-TB drug, anti-MDR-TB drug, and combination anti-tuberculosis drug | Masayuki Igarashi, Masaji Okada | 2015-05-26 |
| 8710198 | Caprazene as a novel compound and derivatives thereof, and caprazol as a novel compound and derivatives thereof | Toshiaki Miyake, Masayuki Igarashi, Tetsuo Shitara, Masa Hamada | 2014-04-29 |
| 8541394 | Aminoglycoside antibiotics | Yoshihiko Kobayashi, Yoshihisa Akiyama, Takeshi Murakami, Nobuto Minowa, Masaki Tsushima +7 more | 2013-09-24 |
| 8507453 | Anti-penicillin resistant pneumococci agent and novel 16-membered macrolide derivative | Toshiaki Miyake | 2013-08-13 |
| 8148504 | Aminoglycoside antibiotics | Yoshihiko Kobayashi, Yoshihisa Akiyama, Takeshi Murakami, Nobuto Minowa, Masaki Tsushima +7 more | 2012-04-03 |
| 8058247 | Antibacterial agent and therapeutic agent for johne's disease containing the same | Masayuki Igarashi | 2011-11-15 |
| 8053418 | Anti-penicillin resistant pneumococci agent and novel 16-membered macrolide derivative | Toshiaki Miyake | 2011-11-08 |
| 7482439 | Caprazene as novel compound and derivatives thereof, and caprazol as novel compound and derivatives thereof | Toshiaki Miyake, Masayuki Igarashi, Tetsuo Shitara, Masa Hamada | 2009-01-27 |
| 5886167 | 2'-deoxy-2'-epi-2'-fluorocoformycin | Tomio Takeuchi, Sumio Umezawa, Tsutomu Tsuchiya | 1999-03-23 |
| 5831072 | Process for the preparation of 2'-deoxy-2'-halocoformycins or steroisomers thereof | Tomio Takeuchi, Sumio Umezawa, Tsutomu Tsuchiya | 1998-11-03 |
| 5773607 | Processes for preparing 2'-deoxy-2'-fluorocoformycin and stereoisomers thereof | Tomio Takeuchi, Sumio Umezawa, Tsutomu Tsuchiya | 1998-06-30 |
| 4873225 | 1-n-(4-amino-3-fluoro-2-hydroxybutyryl)-kanamycins | Sumio Umezawa, Tsutomu Tsuchiya, Tomio Takeuchi, Kazuo Umezawa, Tetsuo Shitara +2 more | 1989-10-10 |
| 4661474 | 2',3'-dideoxy-2'-fluorokanamycin A and 1-N-(.alpha.-hydroxy-.omega.-aminoalkanoyl) derivatives thereof | Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya | 1987-04-28 |
| 4634688 | 3'-fluoro-3'-deoxykanamycin A | Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya | 1987-01-06 |