Inventor
KITAGAWA YUTAKA
JP17 patents
⚠️ This page may combine multiple inventors who share the name “KITAGAWA YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAIICHI SANKYO CO LTD
6 patentsUS11945882B2Apr 2, 2024
Method for producing antibody-drug conjugate
DAIICHI SANKYO CO LTD1 citations68
US7928232B2Apr 19, 2011
Method for producing asymmetric tetrasubstituted carbon atom-containing compound
DAIICHI SANKYO CO LTD1 citations59
US12503489B2Dec 23, 2025
Method for producing antibody-drug conjugate
DAIICHI SANKYO CO LTD0 citations58
US7994344B2Aug 9, 2011
Intermediates for the production of optically active cyclopropylamine derivatives and process for the production of the intermediates
DAIICHI SANKYO CO LTD0 citations51
US8378119B2Feb 19, 2013
Method for producing asymmetric tetrasubstituted carbon atom-containing compound
DAIICHI SANKYO CO LTD0 citations48
US9469623B2Oct 18, 2016
Preparation method for optically active bicyclic gamma-amino acid compound
DAIICHI SANKYO CO LTD0 citations46
DAIICHI SEIYAKU CO
4 patentsUS7126003B2Oct 24, 2006
Method for producing 2-azetidinone derivative
DAIICHI SEIYAKU CO5 citations62
US7915418B2Mar 29, 2011
Intermediates and process for the production of optically active quinolonecarboxylic acid derivatives
DAIICHI SEIYAKU CO0 citations51
US7626029B2Dec 1, 2009
Method of selectively introducing amino substituent
DAIICHI SEIYAKU CO0 citations51
US7569599B2Aug 4, 2009
Intermediates for the production of optically active cyclopropylamine derivatives and process for the production of the intermediates
DAIICHI SEIYAKU CO0 citations51