Inventor
SUZUKAMO GOHFU
JP74 patents
⚠️ This page may combine multiple inventors who share the name “SUZUKAMO GOHFU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
49 patentsUS6403852B1Jun 11, 2002
Process for producing alkenyl-substituted aromatic hydrocarbons
SUMITOMO CHEMICAL CO32 citations93
US4720601AJan 19, 1988
Process for preparing 5-ethylidene-2-norbornene
SUMITOMO CHEMICAL CO41 citations93
US4424390AJan 3, 1984
Process for producing 5-halomethylfurfural
SUMITOMO CHEMICAL CO31 citations92
US4711873ADec 8, 1987
Process for preparing solid base catalyst
SUMITOMO CHEMICAL CO26 citations91
US6858559B2Feb 22, 2005
Asymmetric copper complex and cyclopropanation reaction using the same
SUMITOMO CHEMICAL CO13 citations84
US5097088AMar 17, 1992
Process for preparing alkyl-substituted aromatic hydrocarbon
SUMITOMO CHEMICAL CO20 citations82
US4992612AFeb 12, 1991
Solid base, process for producing the same and process of preparing internal olefins
SUMITOMO CHEMICAL CO21 citations82
US4987114AJan 22, 1991
Solid base and process for producing the same for preparing internal olefins
SUMITOMO CHEMICAL CO17 citations82
US4727204AFeb 23, 1988
Process for preparing 5-ethylidene-2-norbornene with high quality
SUMITOMO CHEMICAL CO22 citations82
US6072081AJun 6, 2000
Optically active bisoxazoline compounds, production and use thereof
SUMITOMO CHEMICAL CO15 citations74
US5243081ASep 7, 1993
Aldol condensation dehydration catalyst, a process for preparing the same and a process for preparing an aldol condensation dehydrate using the process
SUMITOMO CHEMICAL CO11 citations74
US4968793ANov 6, 1990
Process for producing ε-caprolactam
SUMITOMO CHEMICAL CO13 citations74
US4822764AApr 18, 1989
Solid base catalyst for the preparation of internal olefins and process for preparing the catalyst
SUMITOMO CHEMICAL CO7 citations74
US4767882AAug 30, 1988
Tetrahydronaphthalene derivatives and their production
SUMITOMO CHEMICAL CO15 citations74
US4485257ANov 27, 1984
Process for preparing racemized cyclopropanecarboxylic acids or their derivatives
SUMITOMO CHEMICAL CO11 citations74
US4473703ASep 25, 1984
Method of epimerization of alkyl chrysanthemate
SUMITOMO CHEMICAL CO7 citations74
US7009079B2Mar 7, 2006
Chiral copper complex and production processes thereof and using the same
SUMITOMO CHEMICAL CO7 citations73
US6670500B2Dec 30, 2003
Chiral copper complex and production processes thereof and using the same
SUMITOMO CHEMICAL CO6 citations73
US5589596ADec 31, 1996
Process for producing amines
SUMITOMO CHEMICAL CO16 citations73
US5395972AMar 7, 1995
Process for producing amines
SUMITOMO CHEMICAL CO11 citations73
US5334789AAug 2, 1994
Oxychlorination catalyst process for preparing the catalyst and method of oxychlorination with use of the catalyst
SUMITOMO CHEMICAL CO7 citations73
US4760149AJul 26, 1988
Asymmetrically modified boron hydride type compound, a production method thereof, and a method for producing an optically active alcohol derivative by the use thereof
SUMITOMO CHEMICAL CO10 citations73
US4749809AJun 7, 1988
Optically active borane complex and a method for producing an optically active alcohol derivative by the use thereof
SUMITOMO CHEMICAL CO8 citations73
US4786626ANov 22, 1988
Solid base
SUMITOMO CHEMICAL CO6 citations72
US4563356AJan 7, 1986
Lactic acid fermentation products of sunflower seed milk
SUMITOMO CHEMICAL CO7 citations72
US5200561AApr 6, 1993
Process for producing optically active amines
SUMITOMO CHEMICAL CO12 citations71
US6469198B2Oct 22, 2002
Chiral copper complex catalyst composition and asymmetric production process using the same
SUMITOMO CHEMICAL CO5 citations63
US6410741B1Jun 25, 2002
Optically active bisoxazoline compounds, production and use thereof
SUMITOMO CHEMICAL CO4 citations63
US6388160B1May 14, 2002
Method for producing of 2,3-dimethylbutene-1 and 2,3-dimethylbutene-2
SUMITOMO CHEMICAL CO3 citations63
US6011169AJan 4, 2000
Process for producing optically active cyclopropanecaboxylic acid esters
SUMITOMO CHEMICAL CO2 citations63
US6008364ADec 28, 1999
Process for producing alkenyl--substituted pyridine derivative
SUMITOMO CHEMICAL CO2 citations63
US5347062ASep 13, 1994
Process for preparing alkyl-substituted aromatic hydrocarbons
SUMITOMO CHEMICAL CO2 citations63
US5237107AAug 17, 1993
Magnesium, aluminium complex compounds, process for preparing the same and process of aldol condensation dehydration products using the same
SUMITOMO CHEMICAL CO3 citations63
US5227559AJul 13, 1993
Process for preparing alkyl-subtituted aromatic hydrocarbons
SUMITOMO CHEMICAL CO4 citations63
US5066630ANov 19, 1991
Method for removing nitrogen-containing organic compounds from crystalline metallosilicate
SUMITOMO CHEMICAL CO4 citations63
US4879429ANov 7, 1989
Solid base, process for preparing the same and use of the same in preparation of internal olefins
SUMITOMO CHEMICAL CO2 citations63
US4877918AOct 31, 1989
Process for preparing internal olefins
SUMITOMO CHEMICAL CO4 citations63
US4820864AApr 11, 1989
Method for racemization of optically active chrysanthemic acid or its ester
SUMITOMO CHEMICAL CO2 citations63
US4788323ANov 29, 1988
Method for racemization of optically active chrysanthemic acid or its ester
SUMITOMO CHEMICAL CO5 citations63
US4723035AFeb 2, 1988
Method for racemization of chrysanthemic acid or its ester
SUMITOMO CHEMICAL CO2 citations63
US4659864AApr 21, 1987
Method for racemization of chrysanthemic acid or its ester
SUMITOMO CHEMICAL CO5 citations63
US4644080AFeb 17, 1987
Method for racemization of chrysanthemic acid or its ester
SUMITOMO CHEMICAL CO3 citations63
US4547586AOct 15, 1985
Preparation of 2-isopropenyl-or 2-isopropylidenyl-3-hexenoates from chrysanthemic acid esters
SUMITOMO CHEMICAL CO4 citations63
US4542235ASep 17, 1985
Method for producing an optically active 2,2-dimethylcyclopropanecarboxylic acid
SUMITOMO CHEMICAL CO4 citations63
US4487956ADec 11, 1984
Menthyl 2,2-dimethylcyclopropanecarboxylate and resolution of the same
SUMITOMO CHEMICAL CO5 citations63
US6025531AFeb 15, 2000
Processes for preparing optically active alcohols and optically active amines
SUMITOMO CHEMICAL CO2 citations62
US5349115ASep 20, 1994
Dimerization of low α-olefins
SUMITOMO CHEMICAL CO7 citations62
US5120853AJun 9, 1992
Process for producing optically active compounds
SUMITOMO CHEMICAL CO5 citations62
US5118895AJun 2, 1992
Process for preparing alkyl-substituted aromatic hydrocarbon
SUMITOMO CHEMICAL CO2 citations62
SUMIKA FINE CHEMICALS COMPANY
1 patentShowing the top 50 of 74 patents by PatentIndex Score.