TN

Tadashi Nagakura

EI Eisai: 6 patents #206 of 998Top 25%
EC Eisai R&D Management Co.: 5 patents #139 of 817Top 20%
📍 Ibaraki, JP: #1,034 of 6,779 inventorsTop 20%
Overall (All Time): #518,097 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8163787 Triazolone derivatives Richard Clark, Fumiyoshi Matsuura, Kazunobu Kira, Shinsuke Hirota, Hiroshi Azuma +5 more 2012-04-24
7928228 Triazolone derivatives Richard Clark, Fumiyoshi Matsuura, Kazunobu Kira, Shinsuke Hirota, Hiroshi Azuma +5 more 2011-04-19
7816522 Triazolone derivatives Richard Clark, Fumiyoshi Matsuura, Kazunobu Kira, Shinsuke Hirota, Hiroshi Azuma +5 more 2010-10-19
7807690 2,3-dihydro-iminoisoindole derivatives Richard Clark, Atsushi Takemura, Nobuhisa Watanabe, Osamu Asano, Kimiyo Tabata 2010-10-05
7772226 Condensed imidazole derivatives Seiji Yoshikawa, Eita Emori, Fumiyoshi Matsuura, Richard Clark, Hironori Ikuta +3 more 2010-08-10
7238720 Pharmaceutical use of N-carbamoylazole derivatives Nobuyuki Yasuda, Kazuto Yamazaki, Seiji Yoshikawa, Toshimi Okada, Hironori Ikuta +1 more 2007-07-03
7074798 Xanthine derivative and DPPIV inhibitor Seiji Yoshikawa, Eita Emori, Fumiyoshi Matsuura, Richard Clark, Hironori Ikuta +3 more 2006-07-11
6916837 Amidino derivatives and anticoagulants and thrombosis therapeutic agents containing them Takashi Satoh, Yasushi Okamoto, Osamu Asano, Nobuhisa Watanabe, Takao Saeki +2 more 2005-07-12
6699870 Phthalazine compounds and therapeutic agents for erectile dysfunction Nobuhisa Watanabe, Norio Karibe, Kazuki Miyazaki, Fumihiro Ozaki, Atsushi Kamada +7 more 2004-03-02
6498159 Phthalazine derivatives and remedies for erectile dysfunction Nobuhisa Watanabe, Norio Karibe, Kazuki Miyazaki, Fumihiro Ozaki, Atsushi Kamada +7 more 2002-12-24