Patents for C09K 19 - Liquid crystal materials (21,026)
06/1976
06/01/1976US3960753 Fluorescent liquid crystals
06/01/1976US3960752 Liquid crystal compositions
06/01/1976US3960751 Electro-optical display element
06/01/1976US3960750 Electro-optical display
06/01/1976US3960749 P-cyanobenzal-p'-n-butylaniline, phenylenediamine derivative
06/01/1976US3960748 Schiff base compound
06/01/1976US3960439 Texture transformations in optically negative liquid crystals
05/1976
05/11/1976USRE28806 Liquid crystal compositions
05/11/1976US3956169 Nematic liquid crystal composition
05/11/1976US3956168 Liquid crystal compositions
05/11/1976US3956167 Display devices
05/04/1976US3954653 Liquid crystal composition having high dielectric anisotropy and display device incorporating same
04/1976
04/27/1976US3953491 Phenyl esters of 4-benzoyloxybenzoic acid
04/20/1976US3952046 Liquid crystalline biphenyls
04/20/1976US3951846 4-cyano-4'-ester-biphenyls
04/20/1976US3951845 Nematic liquid crystal mixtures having homogeneous boundary conditions and method of making the same
04/13/1976US3950264 Schiff-base liquid crystals doped to raise dynamic scattering cutoff frequency
03/1976
03/30/1976US3947375 Liquid crystal materials and devices
03/30/1976US3947183 Liquid crystal display system
03/09/1976US3942871 Liquid crystalline optical filter
03/09/1976US3942870 Liquid crystalline optical filter
02/1976
02/03/1976US3936815 Apparatus and method for writing storable images into a matrix-addressed image-storing liquid crystal display device
02/03/1976US3936640 Imaging system
01/1976
01/27/1976US3935337 Preparation of liquid crystal containing polymeric structure
01/13/1976US3932298 Nematic liquid crystals with charge-transfer acceptors as dopants
01/06/1976US3931041 Liquid crystal compositions