P

Inventor

KURIMOTO ISAO

JP37 patents
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SUMITOMO CHEMICAL CO

35 patents
US6403832B1Jun 11, 2002

Process for producing optically active 3,3,3-Trifluoro-2-Hydroxy-2-Methylpropionic acid, and salt thereof

SUMITOMO CHEMICAL CO14 citations92
US5218025AJun 8, 1993

Method for improving properties of vulcanized rubber containing inorganic whity filler

SUMITOMO CHEMICAL CO10 citations74
US6927290B2Aug 9, 2005

Production of mixed acid anhydride and amide compound

SUMITOMO CHEMICAL CO9 citations73
US6894190B2May 17, 2005

Process for producing optically active 3,3,3-trifluoro-2-hydroxy-2-methylpropionic acid, and salt thereof

SUMITOMO CHEMICAL CO6 citations73
US5369143ANov 29, 1994

Inorganic fiber having modified surface and its use for reinforcement of resins

SUMITOMO CHEMICAL CO8 citations73
US5523437AJun 4, 1996

Tertiary phosphine compound and transition metal complex comprising the same as ligand

SUMITOMO CHEMICAL CO8 citations72
US4866101ASep 12, 1989

Rubber composition for producing sponge rubber product

SUMITOMO CHEMICAL CO8 citations72
US6313315B1Nov 6, 2001

Methods for producing N-protected-azetidine-2-carboxylic acids

SUMITOMO CHEMICAL CO2 citations63
US5151542ASep 29, 1992

Process for preparing di-tert.-butyl dicarbonate

SUMITOMO CHEMICAL CO3 citations63
US4885322ADec 5, 1989

Novel ammonium salt useful as modifiers for rubber

SUMITOMO CHEMICAL CO2 citations63
US6753431B2Jun 22, 2004

Production of mixed acid anhydride and amide compound

SUMITOMO CHEMICAL CO2 citations62
US6653507B2Nov 25, 2003

Process for producing optically active 3,3,3-trifluoro-2-hydroxy-2-methylpropionic acid, and salt thereof

SUMITOMO CHEMICAL CO2 citations62
US5902905AMay 11, 1999

Method for producing arylvinylsulfone

SUMITOMO CHEMICAL CO4 citations62
US5498721AMar 12, 1996

Process for producing thiophene derivatives

SUMITOMO CHEMICAL CO2 citations62
US5238598AAug 24, 1993

Optically active aromatic compounds, preparation process thereof, and liquid crystal compositions and elements

SUMITOMO CHEMICAL CO5 citations62
US5389293AFeb 14, 1995

Optically active benzene derivatives, process for producing the same and liquid-crystalline composition containing said derivatives as liquid-crystalline compound and light switching elements

SUMITOMO CHEMICAL CO2 citations61
US7714157B2May 11, 2010

Process for preparing a biaryl compound

SUMITOMO CHEMICAL CO0 citations52
US7271280B2Sep 18, 2007

Process for preparing a biaryl compound

SUMITOMO CHEMICAL CO1 citations52
US6469200B1Oct 22, 2002

Process for producing 2-alkylidene-4-bromoacetoacetic acid ester

SUMITOMO CHEMICAL CO0 citations52
US5741438AApr 21, 1998

Optically active biphenyl derivative, process for preparation thereof, liquid crystal composition containing the same as an effective component, and liquid crystal element using the same

SUMITOMO CHEMICAL CO0 citations52
US5723610AMar 3, 1998

Alcohol reactants for forming phenylpyrimidine derivatives and process for preparing said alcohols

SUMITOMO CHEMICAL CO0 citations52
US5539115AJul 23, 1996

Phenylpyrimidine derivatives, process for preparing the same, liquid crystal composition containing said derivatives as active ingredient, and liquid crystal elements using such compositions

SUMITOMO CHEMICAL CO0 citations52
US5422038AJun 6, 1995

Optically active naphthalene derivative, process for preparation thereof, liquid crystal composition containing the same as effective component, and liquid crystal element using the same

SUMITOMO CHEMICAL CO0 citations52
US6399833B1Jun 4, 2002

Process for producing aryl vinyl sulfone solution and use thereof

SUMITOMO CHEMICAL CO0 citations51
US6166224ADec 26, 2000

Method for racemization of optically active azetidine-2-carboxylate

SUMITOMO CHEMICAL CO0 citations51
US5693251ADec 2, 1997

Optically active benzene derivatives, process for producing the same and liquid-crystalline composition containing said derivatives as liquid-crystalline compound and light switching elements

SUMITOMO CHEMICAL CO0 citations51
US5385693AJan 31, 1995

Optically active ester derivatives, preparation process thereof, liquid crystal materials and a light switching element

SUMITOMO CHEMICAL CO0 citations51
US5124070AJun 23, 1992

Optically active ester derivatives, preparation process thereof, liquid crystal materials and a light switching element

SUMITOMO CHEMICAL CO1 citations51
US5374376ADec 20, 1994

Optically active aromatic compounds, preparation process therefor, liquid crystal materials and a light switching element

SUMITOMO CHEMICAL CO1 citations50
US5264151ANov 23, 1993

Optically active ester derivatives, preparation process thereof, liquid crystal materials and a light switching element

SUMITOMO CHEMICAL CO1 citations50
US6403572B1Jun 11, 2002

Producing Z-isomer of hydrogen bromide salt of 2-aminothiazole derivative

SUMITOMO CHEMICAL CO0 citations48
US6340763B1Jan 22, 2002

Producing Z-isomer of hydrogen bromide salt of 2-aminothiazole derivative

SUMITOMO CHEMICAL CO0 citations48
US7645607B2Jan 12, 2010

Method for producing optically active N-protected-propargylglycine

SUMITOMO CHEMICAL CO1 citations47
US7091373B2Aug 15, 2006

Production method for biarylalanine

SUMITOMO CHEMICAL CO0 citations42
US6172234B1Jan 9, 2001

Optically active cyclic amino acid ester derivatives and processes for producing the same

SUMITOMO CHEMICAL CO0 citations40

TOTAKU IND

2 patents