Inventor
NOYORI RYOJI
JP48 patents
⚠️ This page may combine multiple inventors who share the name “NOYORI RYOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAKASAGO PERFUMERY CO LTD
15 patentsUS6887820B1May 3, 2005
Method for producing optically active compounds
TAKASAGO PERFUMERY CO LTD30 citations92
US4962230AOct 9, 1990
Process for producing optically active carboxylic acid
TAKASAGO PERFUMERY CO LTD25 citations92
US4895979AJan 23, 1990
Process for preparing carnitine
TAKASAGO PERFUMERY CO LTD24 citations92
US4739084AApr 19, 1988
Ruthenium-phosphine complex
TAKASAGO PERFUMERY CO LTD45 citations92
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
US5066815ANov 19, 1991
Process for preparing optically active alcohol
TAKASAGO PERFUMERY CO LTD20 citations79
US4933482AJun 12, 1990
Process for preparing optically active alcohol
TAKASAGO PERFUMERY CO LTD18 citations74
US5420306AMay 30, 1995
Process for producing optically active γ-butyrolactone derivatives
TAKASAGO PERFUMERY CO LTD12 citations73
US4962242AOct 9, 1990
Process for producing optically active alcohols
TAKASAGO PERFUMERY CO LTD17 citations73
US6323353B1Nov 27, 2001
Complexes of transition metals with novel axial asymmetric compounds as the ligands
TAKASAGO PERFUMERY CO LTD8 citations71
US5198562AMar 30, 1993
Ruthenium-phosphine complex and intermediate for producing the same
TAKASAGO PERFUMERY CO LTD3 citations61
US5856590AJan 5, 1999
Process for producing cis-4-t-butylcyclohexanol
TAKASAGO PERFUMERY CO LTD6 citations60
US5750804AMay 12, 1998
Process for producing trans-3-isocamphylcyclohexanol
TAKASAGO PERFUMERY CO LTD2 citations60
US5532402AJul 2, 1996
Process for producing optically active hydroxyalkylphosphonates
TAKASAGO PERFUMERY CO LTD1 citations51
TEIJIN LTD
9 patentsUS5329035AJul 12, 1994
Process for producing 2,3-disubstituted-4-substituted cyclopentanones, enantiomorphs, or mixtures thereof
TEIJIN LTD3 citations63
US4886903ADec 12, 1989
Process for production of prostaglandins D2
TEIJIN LTD4 citations63
US4788319ANov 29, 1988
Novel isocarbacyclins and processes for production thereof
TEIJIN LTD5 citations62
US4766147AAug 23, 1988
Novel 5-membered cyclic compounds, process for production thereof, and pharmaceutical use thereof
TEIJIN LTD4 citations62
US4711895ADec 8, 1987
4-hydroxy-2-cyclopentenone, process for production thereof, pharmaceutical composition comprising it
TEIJIN LTD5 citations58
US4845282AJul 4, 1989
Process for prostaglandin E1 production, and novel delta 7-prostaglandins E and 7-hydroxyprostaglandins E
TEIJIN LTD1 citations52
US4315032AFeb 9, 1982
Process for preparation of adjacently disubstituted ketones
TEIJIN LTD0 citations52
US4578482AMar 25, 1986
Process for preparing prostacyclins
TEIJIN LTD0 citations42
US5175338ADec 29, 1992
Isocarbacyclin derivatives and their pharmaceutically acceptable salts thereof
TEIJIN LTD0 citations41
JAPAN RES DEV CORP
4 patentsUS5763688AJun 9, 1998
Method for producing an alcohol
JAPAN RES DEV CORP37 citations91
US5639910AJun 17, 1997
Method for producing formic acid or its derivatives
JAPAN RES DEV CORP23 citations91
US5763662AJun 9, 1998
Method for producing formic acid of its derivatives
JAPAN RES DEV CORP26 citations90
US5869739AFeb 9, 1999
Method for producing formic acid or its derivatives
JAPAN RES DEV CORP6 citations71