DS

Daisuke Suzuki

OK Otsuka Kagaku Kabushiki Kaisya: 10 patents #8 of 183Top 5%
AP Astellas Pharma: 5 patents #120 of 954Top 15%
TC Taiho Pharmaceutical Co.: 2 patents #143 of 484Top 30%
Overall (All Time): #297,259 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
9556160 Guanidine compound Kousei Yoshihara, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara, Norio Seki 2017-01-31
9051283 Guanidine compound Kousei Yoshihara, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara, Norio Seki 2015-06-09
8802679 Glycine compound Kousei Yoshihara, Susumu Yamaki, Yuji Koga, Norio Seki, Jiro Fujiyasu +1 more 2014-08-12
8716470 Guanidine compound Kousei Yoshihara, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara, Norio Seki 2014-05-06
8013018 Aminoindane derivative or salt thereof Satoshi Hayashibe, Shingo Yamasaki, Kazushi Watanabe, Nobuyuki Shiraishi, Hiroaki Hoshii +2 more 2011-09-06
6887992 3-cephem derivative crystal Takashi Moriyoshi, Yasuhiro Uosaki, Yutaka Kameyama, Yoshiko Seo 2005-05-03
6656328 Process for preparation of polyhydric alcohols Syunsaku Kato, Yoshiko Seo 2003-12-02
6403789 Method of halogenating hydroxyl group Ryo Kikuchi, Masaru Yasui 2002-06-11
6194567 Halogenating agent and process for halogenating hydroxyl group Ryo Kikuchi, Masaru Yasui 2001-02-27
6063918 Process for preparing 2-isocephem derivatives Michio Sasaoka, Delsoo Suh, Yoshihisa Tokumaru 2000-05-16
6011151 Process for preparing .beta.-lactam halide compound Sigeru Torii, Hideo Tanaka, Michio Sasaoka, Yutaka Kameyama 2000-01-04
5770729 Ozonide reducing agent Michio Sasaoka, Takashi Shiroi 1998-06-23
5688942 Process for preparing 2-isocephem derivatives Michio Sasaoka, Delsoo Suh, Yoshihisa Tokumaru 1997-11-18
4925934 Process for preparation of beta-lactam derivatives Masatoshi Taniguchi, Michio Sasaoka, Kiyotoshi Matsumura, Ichiro Kawahara, Kenji Kaze +1 more 1990-05-15
4912213 Process for preparing penicillanic acid derivatives Masatoshi Taniguchi, Michio Sasaoka, Kiyotoshi Matsumura, Ichiro Kawahara, Kenji Kase +4 more 1990-03-27
4906623 3-Imidazolium cephalosporin derivatives Kiyotoshi Matsumura, Hiroshi Akagi, Akihiro Shimabayashi 1990-03-06