Inventor
AKUTAGAWA SUSUMU
JP31 patents
Patents
31 patentsUS4962230AOct 9, 1990
Process for producing optically active carboxylic acid
TAKASAGO PERFUMERY CO LTD25 citations92
US4739084AApr 19, 1988
Ruthenium-phosphine complex
TAKASAGO PERFUMERY CO LTD45 citations92
US4691037ASep 1, 1987
Ruthenium-phosphine complex
TAKASAGO PERFUMERY CO LTD61 citations92
US4604474AAug 5, 1986
Rhodium-phosphine complex
TAKASAGO PERFUMERY CO LTD26 citations92
US5352763AOct 4, 1994
Biodegradable optically active polymers and intermediate oligomers thereof, and process for producing them
TAKASAGO PERFUMERY CO LTD24 citations91
US4916252AApr 10, 1990
Process for preparing optically active alcohol
TAKASAGO PERFUMERY CO LTD21 citations82
US4851537AJul 25, 1989
Process for preparing N-acyltetrahydroisoquinoline
TAKASAGO PERFUMERY CO LTD22 citations82
US4605750AAug 12, 1986
Rhodium-phosphine complex
TAKASAGO PERFUMERY CO LTD24 citations82
US4739085AApr 19, 1988
Ruthenium-phosphine complex
TAKASAGO PERFUMERY CO LTD22 citations80
US5264547ANov 23, 1993
Optically active ether lactone, optically active polymer thereof, and process for producing the polymer
TAKASAGO PERFUMERY CO LTD16 citations74
US4933482AJun 12, 1990
Process for preparing optically active alcohol
TAKASAGO PERFUMERY CO LTD18 citations74
US5159093AOct 27, 1992
Iridium-optically active phosphine complex and process for producing optically active alcohols using the same
TAKASAGO PERFUMERY CO LTD12 citations73
US4962242AOct 9, 1990
Process for producing optically active alcohols
TAKASAGO PERFUMERY CO LTD17 citations73
US4766227AAug 23, 1988
Ruthenium-phosphine complex
TAKASAGO PERFUMERY CO LTD14 citations73
US4766225AAug 23, 1988
Ruthenium-phosphine complex
TAKASAGO PERFUMERY CO LTD15 citations73
US4764629AAug 16, 1988
Ruthenium-phosphine complex
TAKASAGO PERFUMERY CO LTD7 citations73
US4886623ADec 12, 1989
Ferroelectric smectic liquid crystal compound and composition containing the same
TAKASAGO PERFUMERY CO LTD11 citations71
US4695631ASep 22, 1987
Process for the preparation of enamines or imines
TAKASAGO PERFUMERY CO LTD17 citations68
US4705895ANov 10, 1987
5,5'-diamino or 5,5'-diacetamido-2,2'-bis(diphenylphosphino)-1,1'-binaphthyls
TAKASAGO PERFUMERY CO LTD9 citations64
US5221755AJun 22, 1993
Optically active ether lactone, optically active polymer thereof, and process for producing the polymer
TAKASAGO PERFUMERY CO LTD2 citations63
US4144257AMar 13, 1979
Process for preparing derivatives of conjugated diene dimers
TAKASAGO PERFUMERY CO LTD4 citations63
US4347387AAug 31, 1982
Process for preparing hydroxycitronellal
TAKASAGO PERFUMERY CO LTD5 citations62
US3970593AJul 20, 1976
Tricyclic hydrocarbon and process for producing the same
TAKASAGO PERFUMERY CO LTD2 citations61
US3963782AJun 15, 1976
5-Acetyl-1,2,6-trimethyltricyclo[5,3,2,02,7 ]dodeca-5-ene
TAKASAGO PERFUMERY CO LTD2 citations61
US5049308ASep 17, 1991
Ferroelectric smectic liquid crystal compound and composition containing the same
TAKASAGO PERFUMERY CO LTD2 citations60
US5210332AMay 11, 1993
Iridium-optically active phosphine complex and process for producing optically active alcohols using the same
TAKASAGO PERFUMERY CO LTD1 citations51
US4564708AJan 14, 1986
Optical resolution of the racemic modification of 2,2'-bis(diphenylphosphino)-1,1'-binaphthyldioxide
TAKASAGO PERFUMERY CO LTD1 citations51
US4520212AMay 28, 1985
Process for producing myrcenol
TAKASAGO PERFUMERY CO LTD1 citations51
US3988366AOct 26, 1976
5-Acetyl-1,2,6-trimethyltricyclo[5,3,2,02,7 ]dodeca-5-ene perfume composition
TAKASAGO PERFUMERY CO LTD1 citations51
US3984355AOct 5, 1976
1,2,6-Trimethyltricyclo[5,3,2,02,7 ]dodeca-5-one perfume composition
TAKASAGO PERFUMERY CO LTD1 citations51
US3962340AJun 8, 1976
1,2,6-Trimethyltricyclo[5,3,2,02,7 ]dodeca-5-one
TAKASAGO PERFUMERY CO LTD1 citations51