Inventor
TAKEHARA SADAO
JP23 patents
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DAINIPPON INK & CHEMICALS
21 patentsUS6468607B1Oct 22, 2002
Naphthalene derivative and liquid crystal composition comprising the same
DAINIPPON INK & CHEMICALS30 citations92
US6010642AJan 4, 2000
Azine derivative, process for the preparation thereof, nematic liquid crystal composition and liquid crystal display system comprising same
DAINIPPON INK & CHEMICALS24 citations92
US7067179B1Jun 27, 2006
Fused ring compound
DAINIPPON INK & CHEMICALS23 citations89
US6582626B2Jun 24, 2003
Polymerizable compound, polymerizable liquid crystal composition containing the same, and optically anisotropic medium made from the composition
DAINIPPON INK & CHEMICALS10 citations74
US6287646B1Sep 11, 2001
Fluorine-substituted-4-alkenylbenzoic acid and derivatives thereof, and nematic liquid crystal composition containing cyanophenyl benzoate derivatives and liquid crystal display system using the same
DAINIPPON INK & CHEMICALS9 citations74
US4997942AMar 5, 1991
2,4-disubstituted pyrazine derivatives, pyrimidine derivatives, and liquid crystal containing the same
DAINIPPON INK & CHEMICALS6 citations73
US4914224AApr 3, 1990
Optically active carboxylic acid derivatives and liquid crystalline compositions comprising them
DAINIPPON INK & CHEMICALS12 citations73
US4943386AJul 24, 1990
Liquid crystalline compounds having substituents
DAINIPPON INK & CHEMICALS8 citations72
US4828754AMay 9, 1989
Novel liquid crystalline compounds having substituents
DAINIPPON INK & CHEMICALS17 citations72
US6693223B1Feb 17, 2004
Fluorine-substituted-4-alkenylbenzoic acid and derivatives thereof, and nematic liquid crystal composition containing cyanophenyl benzoate derivatives and liquid crystal display system using the same
DAINIPPON INK & CHEMICALS5 citations63
US7145047B2Dec 5, 2006
Naphthalene derivative and liquid crystal composition comprising the same
DAINIPPON INK & CHEMICALS4 citations62
US5128472AJul 7, 1992
2,5-disubstituted pyrazine derivatives, pyrimidine derivatives, and liquid crystal containing the same
DAINIPPON INK & CHEMICALS3 citations62
US4911862AMar 27, 1990
Optically active carboxylic acid derivatives and liquid crystalline compositions comprising them
DAINIPPON INK & CHEMICALS2 citations62
US5536443AJul 16, 1996
Cyclic hydrocarbon derivative and liquid crystal composition containing the same
DAINIPPON INK & CHEMICALS3 citations61
US5474707ADec 12, 1995
Cyclic hydrocarbon derivative and liquid crystal composition containing the same
DAINIPPON INK & CHEMICALS4 citations61
US6746728B1Jun 8, 2004
Compound having tetrahydronaphthalene skeleton and liquid crystal composition containing same
DAINIPPON INK & CHEMICALS3 citations60
US5061398AOct 29, 1991
Optically active lactone derivative, intermediate therefor, process for producing the intermediate, liquid-crystal composition, and liquid-crystal display device
DAINIPPON INK & CHEMICALS5 citations60
US7214835B2May 8, 2007
1,7,8-Trifluoronaphthalene-2-naphthol, and method for producing liquid crystal compound using same
DAINIPPON INK & CHEMICALS1 citations52
US5324451AJun 28, 1994
Lactic acid derivatives and liquid crystal compositions containing the same
DAINIPPON INK & CHEMICALS1 citations52
US5064564ANov 12, 1991
Optically active compound, intermediate therefor, process for producing the intermediate, and liquid-crystal composition
DAINIPPON INK & CHEMICALS0 citations49
US6913797B1Jul 5, 2005
Decahydronaphthalene derivative
DAINIPPON INK & CHEMICALS0 citations39