SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR1481
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 6132
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 5128
 
  
 
C07D HETEROCYCLIC COMPOUNDS 2160

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0349,833 STABILIZER AND LIQUID CRYSTAL COMPOSITION COMPRISING SAMEMay 03, 17Dec 07, 17[C09K, C07D, C07C, G02F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9803140 Liquid crystal compound and liquid crystal compositionMay 20, 16Oct 31, 17[C09K, C07C, G02F]
9540565 Liquid crystal compounds containing dibenzopyran derivatives of naphthenic base and application thereofMay 18, 15Jan 10, 17[C09K]
9517990 Negative dielectric anisotropic liquid crystal compounds containing 2,3-difluorophenyl group, and preparation method and use thereofNov 19, 13Dec 13, 16[C09K, C07C]
9493704 Cycloheptane derivative and preparation method and use thereofSep 17, 13Nov 15, 16[C09K, C07C]
9481828 Liquid Crystal compound containing cyclobutyl group and difluoromethyleneoxy linking group, and preparation method and use thereofNov 26, 13Nov 01, 16[C09K, C07D, C07C]
9458381 Liquid crystal compounds containing deuteriumJul 03, 14Oct 04, 16[C09K]
9428693 Liquid crystal composition having negative dielectric anisotropyAug 23, 13Aug 30, 16[C09K, G02F]
9404038 Cyclopropyl-bearing liquid crystal compounds and mixturesMay 22, 15Aug 02, 16[C09K, G02F]
9365771 Liquid crystal compounds containing a difluoromethyleneoxy linking group that hydrogen substituted by deuterium, their preparation and applicationJul 03, 14Jun 14, 16[C09K]
9359552 Liquid crystal compoundNov 21, 12Jun 07, 16[C09K]

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