TS

Takeshi Shigenaga

AP Astellas Pharma: 4 patents #165 of 954Top 20%
YC Yamanouchi Pharmaceutical Co.: 1 patents #277 of 516Top 55%
📍 Tsukuba, JP: #746 of 2,818 inventorsTop 30%
Overall (All Time): #1,018,354 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
RE43481 Diazepan derivatives or salts thereof Fukushi Hirayama, Hiroyuki Koshio, Tsukasa Ishihara, Norio Seki, Shunichiro Hachiya +5 more 2012-06-19
7786106 Substituted benzene derivatives or salts thereof Tsukasa Ishihara, Fukushi Hirayama, Keizo Sugasawa, Yuji Koga, Takeshi Kadokura 2010-08-31
7504417 Substituted benzene derivatives or salts thereof Tsukasa Ishihara, Fukushi Hirayama, Keizo Sugasawa, Yuji Koga, Takeshi Kadokura 2009-03-17
7307074 Diazepan derivatives or salts thereof Fukushi Hirayama, Hiroyuki Koshio, Tsukasa Ishihara, Norio Seki, Shunichiro Hachiya +5 more 2007-12-11
6642224 Diazepan derivatives or salts thereof Fukushi Hirayama, Hiroyuki Koshio, Tsukasa Ishihara, Norio Seki, Shunichiro Hachiya +5 more 2003-11-04