EU

Eijiro Umemura

MK Meiji Seika Kaisha: 2 patents #234 of 752Top 35%
MC Meiji Seika Pharma Co.: 2 patents #74 of 183Top 45%
MF Microbial Chemistry Research Foundation: 2 patents #34 of 110Top 35%
ZK Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai: 1 patents #100 of 194Top 55%
Overall (All Time): #967,233 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11135234 Effective aminoglycoside antibiotic for multidrug-resistant bacteria Yoshiaki Takahashi, Takashi Ida, Masayuki Igarashi 2021-10-05
10617704 Effective aminoglycoside antibiotic for multidrug-resistant bacteria Yoshiaki Takahashi, Takashi Ida, Masayuki Igarashi 2020-04-14
5883089 Cephem derivatives Kunio Atsumi, Katsuyoshi Iwamatsu, Atsushi Tamura 1999-03-16
5663162 Cephem derivatives Kunio Atsumi, Yuko Kano, Sohjiro Shiokawa, Toshiaki Kudo, Masaki Tsushima +3 more 1997-09-02
5527781 4-O-(aminoglycosyl)- or 4,6-di-O-(aminoglycosyl)-2,5-dideoxy-5,5-difluorostreptamine derivatives Tomio Takeuchi, Sumio Umezawa, Tsutomu Tsuchiya, Tetsuo Shitara, Shunzo Fukatsu 1996-06-18