Inventor
TODA SHOJI
JP14 patents
Patents
14 patentsUS5545345AAug 13, 1996
Liquid crystal mixture and liquid crystal element comprsing the same
SUMITOMO CHEMICAL CO3 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
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
US5326871AJul 5, 1994
Optically active pyrimidine compound, process for producing the same and liquid crystal composition containing the same
SUMITOMO CHEMICAL CO0 citations52
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
US5534188AJul 9, 1996
Acetylene derivatives, process for producing the same, liquid crystal composition containing the same as an active ingredient, and liquid crystal element using said liquid crystal composition
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