YK

Yutaka Kitagawa

DL Daiichi Sankyo Company, Limited: 7 patents #45 of 842Top 6%
DC Daiichi Pharmaceutical Co.: 4 patents #42 of 399Top 15%
Overall (All Time): #442,223 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
11945882 Method for producing antibody-drug conjugate Tatsuya Yamaguchi, Takashi Kouko, Shigeru Noguchi, Yohei Yamane, Fumikatsu Kondo +8 more 2024-04-02
9469623 Preparation method for optically active bicyclic gamma-amino acid compound Yoshitaka Nakamura, Kazutoshi Ukai, Takafumi Kitawaki, Takumi Nakajima, Yukito Furuya +4 more 2016-10-18
8378119 Method for producing asymmetric tetrasubstituted carbon atom-containing compound Yuichiro Tani, Makoto Muto, Toshiaki Jyono 2013-02-19
8324425 Method for producing bicyclic γ-amino acid derivative Makoto Imai 2012-12-04
8138352 Method for producing asymmetric tetrasubstituted carbon atom-containing compound Yuichiro Tani, Makoto Muto, Toshiaki Jyono 2012-03-20
7994344 Intermediates for the production of optically active cyclopropylamine derivatives and process for the production of the intermediates Masao Fujita, Makoto Muto 2011-08-09
7928232 Method for producing asymmetric tetrasubstituted carbon atom-containing compound Yuichiro Tani, Makoto Muto, Toshiaki Jyono 2011-04-19
7915418 Intermediates and process for the production of optically active quinolonecarboxylic acid derivatives Makoto Muto, Manabu Miura 2011-03-29
7626029 Method of selectively introducing amino substituent Makoto Muto 2009-12-01
7569599 Intermediates for the production of optically active cyclopropylamine derivatives and process for the production of the intermediates Masao Fujita, Makoto Muto 2009-08-04
7126003 Method for producing 2-azetidinone derivative Kouji Sato, Tsutomu Yagi, Shigeru Ichikawa, Akihiro Imura 2006-10-24