Inventor
MATSUMURA KAZUHIKO
JP34 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMURA KAZUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAKASAGO PERFUMERY CO LTD
17 patentsUS6887820B1May 3, 2005
Method for producing optically active compounds
TAKASAGO PERFUMERY CO LTD30 citations92
US5847222ADec 8, 1998
Optically active diphosphine compound, method for making the compound, transition metal complex having the compound as ligand and method for making optically active substance by use of the complex
TAKASAGO PERFUMERY CO LTD22 citations92
US5530150AJun 25, 1996
Phosphine compound, complex containing the phosphine compound as ligand, process for producing optically active aldehyde using the phosphine compound or the complex, and 4-[(R)-1'-formylethyl]azetidin-2-one derivatives
TAKASAGO PERFUMERY CO LTD23 citations92
US6492545B2Dec 10, 2002
Process for producing optically active alcohol
TAKASAGO PERFUMERY CO LTD12 citations74
US5563295AOct 8, 1996
Process for producing optically active carboxylic acid
TAKASAGO PERFUMERY CO LTD8 citations73
US6624320B2Sep 23, 2003
Asymmetric phosphine ligand
TAKASAGO PERFUMERY CO LTD6 citations63
US7635776B2Dec 22, 2009
Ligands and complex compounds containing the same
TAKASAGO PERFUMERY CO LTD2 citations62
US7015348B2Mar 21, 2006
Method for producing an optically active β-amino acid
TAKASAGO PERFUMERY CO LTD5 citations62
US5824822AOct 20, 1998
Phospphine-phosinite compound and process for preparing 4- (R)-1'-formylethyl!-azetidin-2-one derivatives using the same
TAKASAGO PERFUMERY CO LTD5 citations62
US9328079B2May 3, 2016
Process for producing optically active amine
TAKASAGO PERFUMERY CO LTD2 citations61
US11377415B2Jul 5, 2022
Method for converting N,N-dialkylamide compound into ester compound using complex of fourth-period transition metal as catalyst
TAKASAGO PERFUMERY CO LTD0 citations53
US7893296B2Feb 22, 2011
Method for producing an optically active β-amino acid
TAKASAGO PERFUMERY CO LTD0 citations52
US6855847B2Feb 15, 2005
Process for producing optically active amide from α β- unsaturated amide derivative in the presence of transition metal complex containing phosphine-phosphorane compound and transition metal
TAKASAGO PERFUMERY CO LTD1 citations52
US6730629B2May 4, 2004
Asymmetric phosphine ligand
TAKASAGO PERFUMERY CO LTD1 citations52
US7601842B2Oct 13, 2009
Method for producing an optically active tetrahydroquinoline
TAKASAGO PERFUMERY CO LTD0 citations49
US7626034B2Dec 1, 2009
Asymmetric reductive amination of keto acid derivatives for producing amino acid derivatives
TAKASAGO PERFUMERY CO LTD0 citations42
US10029969B2Jul 24, 2018
Method of producing optically-active aldehyde
TAKASAGO PERFUMERY CO LTD0 citations40
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
8 patentsUS5734199AMar 31, 1998
Semiconductor device having improved test electrodes
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD117 citations97
US6583512B2Jun 24, 2003
Semiconductor device and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD95 citations96
US5952718ASep 14, 1999
Semiconductor devices having protruding contacts
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD43 citations96
US5811351ASep 22, 1998
Semiconductor device and method of manufacturing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD51 citations96
US6534874B1Mar 18, 2003
Semiconductor device and method of producing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations92
US6558977B2May 6, 2003
Semiconductor device and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations91
US6815255B2Nov 9, 2004
Semiconductor device and manufacturing method thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations83
US7382050B2Jun 3, 2008
Semiconductor device and method for producing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations74
PANASONIC CORP
3 patentsUS7829995B2Nov 9, 2010
Semiconductor device and method of fabrication
PANASONIC CORP5 citations74
US7629687B2Dec 8, 2009
Semiconductor device and method for manufacturing the same
PANASONIC CORP5 citations61
US7772697B2Aug 10, 2010
Semiconductor device and method for producing the same
PANASONIC CORP0 citations52