NS

Norio Seki

AP Astellas Pharma: 9 patents #23 of 954Top 3%
SP Seldar Pharma: 5 patents #1 of 8Top 15%
YC Yamanouchi Pharmaceutical Co.: 2 patents #177 of 516Top 35%
Overall (All Time): #294,691 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
10532048 Tetrahydroisoquinolin-1-one derivative or salt thereof Hiroyuki Hisamichi, Itsuro Shimada, Tsukasa Ishihara, Tomofumi Takuwa, Takafumi Shimizu +2 more 2020-01-14
10016410 Tetrahydroisoquinolin-1-one derivative or salt thereof Hiroyuki Hisamichi, Itsuro Shimada, Tsukasa Ishihara, Tomofumi Takuwa, Takafumi Shimizu +2 more 2018-07-10
9556160 Guanidine compound Kousei Yoshihara, Daisuke Suzuki, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara 2017-01-31
9526719 Tetrahydroisoquinolin-1-one derivative or salt thereof Hiroyuki Hisamichi, Itsuro Shimada, Tsukasa Ishihara, Tomofumi Takuwa, Takafumi Shimizu +2 more 2016-12-27
9150541 Tetrahydroisoquinolin-1-one derivative or salt thereof Hiroyuki Hisamichi, Itsuro Shimada, Tsukasa Ishihara, Tomofumi Takuwa, Takafumi Shimizu +2 more 2015-10-06
9051283 Guanidine compound Kousei Yoshihara, Daisuke Suzuki, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara 2015-06-09
8802679 Glycine compound Kousei Yoshihara, Daisuke Suzuki, Susumu Yamaki, Yuji Koga, Jiro Fujiyasu +1 more 2014-08-12
8716470 Guanidine compound Kousei Yoshihara, Daisuke Suzuki, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara 2014-05-06
8486970 Tetrahydroisoquinolin-1-one derivative or salt thereof Hiroyuki Hisamichi, Itsuro Shimada, Tsukasa Ishihara, Tomofumi Takuwa, Takafumi Shimizu +2 more 2013-07-16
8273745 Polycyclic acid compounds useful as CRTH2 antagonists and antiallergic agents Tadashi Terasaka, Tatsuya Zenkoh, Hisashi Hayashida, Hiroshi Matsuda, Junji Sato +8 more 2012-09-25
RE43481 Diazepan derivatives or salts thereof Fukushi Hirayama, Hiroyuki Koshio, Tsukasa Ishihara, Shunichiro Hachiya, Keizo Sugasawa +5 more 2012-06-19
8022208 Benzene derivative or salt thereof Fukushi Hirayama, Jiro Fujiyasu, Daisuke Kaga, Kenji Negoro, Daisuke Sasuga +1 more 2011-09-20
7569688 Propane-1, 3-dione derivative Masaaki Hirano, Eiji Kawaminami, Akira Toyoshima, Hiroyuki Moritomo, Ryutaro Wakayama +2 more 2009-08-04
7307074 Diazepan derivatives or salts thereof Fukushi Hirayama, Hiroyuki Koshio, Tsukasa Ishihara, Shunichiro Hachiya, Keizo Sugasawa +5 more 2007-12-11
6960591 Propane-1,3-dione derivative Masaaki Hirano, Eiji Kawaminami, Akira Toyoshima, Hiroyuki Moritomo, Ryutaro Wakayama +2 more 2005-11-01
6642224 Diazepan derivatives or salts thereof Fukushi Hirayama, Hiroyuki Koshio, Tsukasa Ishihara, Shunichiro Hachiya, Keizo Sugasawa +5 more 2003-11-04