E INK CALIFORNIA, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 117101
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 9970
 
  
 
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 7566
 
  
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 1764
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 1658
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM7150
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR788
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 6441
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 5120
 
  
 
C09C TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES 525

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0205,649 POLYHYDROXY COMPOSITIONS FOR SEALING ELECTROPHORETIC DISPLAYSJan 11, 17Jul 20, 17[C09D, G02F]
2016/0365,022 DRIVING METHODS AND WAVEFORMS FOR ELECTROPHORETIC DISPLAYSAug 26, 16Dec 15, 16[G09G]
2016/0266,422 ADHESIVE AND SEALING LAYERS FOR ELECTROPHORETIC DISPLAYSMay 06, 16Sep 15, 16[C09J, G02F]
2016/0059,617 EMBOSSING TOOL AND METHODS OF PREPARATIONAug 31, 15Mar 03, 16[G03F, B44B]
2015/0005,720 ELECTROPHORETIC DISPLAYAug 01, 14Jan 01, 15[A45D, A61M]
2010/0194,789 PARTIAL IMAGE UPDATE FOR ELECTROPHORETIC DISPLAYSJan 28, 10Aug 05, 10[G09G]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9919553 Embossing tool and methods of preparationAug 31, 15Mar 20, 18[G02B, G02F, G03F, B44B]
9922603 Color display device and driving methods thereforMay 31, 16Mar 20, 18[G09G, G02F]
9864253 Electrophoretic fluidMay 25, 16Jan 09, 18[C09K, H01B, G02B, G02F]
9835926 Electrophoretic dispersionMay 18, 15Dec 05, 17[G09G, G02B, G02F]
9812073 Color display deviceNov 12, 15Nov 07, 17[G09G]
9778537 Additive particles for improving optical performance of an electrophoretic displayJan 21, 16Oct 03, 17[G02B, G02F]
9765015 Branched polyol additives for electrophoretic mediaJan 11, 17Sep 19, 17[C07C, G09G, G02B, G02F]
9759978 Composition and process for sealing microcellsOct 09, 15Sep 12, 17[G02B, H01B, G02F]
9759980 Color display deviceJan 06, 16Sep 12, 17[G02B, G02F]
9759981 Color display deviceJan 30, 17Sep 12, 17[G02F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0137,632 METHODS FOR MODIFYING ZETA POTENTIAL OF ELECTROPHORETIC PARTICLESAbandonedJan 17, 17May 18, 17[C09D, C09C, G02F]
2016/0349,593 CHARGE CONTROL AGENT FOR ELECTROPHORETIC DISPLAYAbandonedMay 24, 16Dec 01, 16[C08F, G02F]
2016/0180,777 DRIVING METHOD FOR ELECTROPHORETIC DISPLAYSAbandonedMar 02, 16Jun 23, 16[G09G]
2016/0170,106 COLOR TUNING FOR ELECTROPHORETIC DISPLAY DEVICEAbandonedFeb 10, 16Jun 16, 16[G02B, G02F]
2016/0077,375 ASYMMETRICAL LUMINANCE ENHANCEMENT STRUCTURE FOR REFLECTIVE DISPLAY DEVICESAbandonedNov 24, 15Mar 17, 16[G02F]
2016/0059,442 EMBOSSING TOOL AND METHODS OF PREPARATIONAbandonedSep 02, 14Mar 03, 16[B29C, G02F]
2015/0301,246 COLOR TUNING FOR ELECTROPHORETIC DISPLAY DEVICEAbandonedJul 02, 15Oct 22, 15[G02B, G02F]
2015/0301,425 ELECTROPHORETIC FLUIDAbandonedMay 29, 15Oct 22, 15[G02F]
2015/0268,531 COLOR DISPLAY DEVICEAbandonedApr 01, 14Sep 24, 15[G02F]
2015/0177,590 High Molecular Weight Steric Barrier for Electrophoretic ParticlesAbandonedMar 04, 15Jun 25, 15[G02F]
2014/0293,398 ELECTROPHORETIC DISPLAY DEVICEAbandonedMar 29, 13Oct 02, 14[G02F]
2014/0231,728 ELECTROPHORETIC FLUIDAbandonedFeb 12, 14Aug 21, 14[G02F]
2014/0078,576 ELECTROPHORETIC DISPLAY DEVICEAbandonedOct 24, 13Mar 20, 14[G02F]
2014/0055,840 COLOR TUNING FOR ELECTROPHORETIC DISPLAY DEVICEAbandonedAug 22, 13Feb 27, 14[G02F]
2014/0049,808 PORTABLE PROJECTOR UTILIZING ELECTROPHORETIC DISPLAYSAbandonedAug 14, 12Feb 20, 14[G02B, G02F]
2014/0050,814 EMBOSSING ASSEMBLY AND METHODS OF PREPARATIONAbandonedAug 17, 12Feb 20, 14[B29C, B32B]
2014/0011,913 ELECTROPHORETIC FLUIDAbandonedJul 26, 13Jan 09, 14[C08L]
2013/0244,149 CHARGED PIGMENT PARTICLES FOR ELECTROPHORETIC DISPLAYAbandonedMar 14, 12Sep 19, 13[G03G]
2013/0193,385 ELECTROPHORETIC DISPERSIONAbandonedJan 27, 12Aug 01, 13[H01B]
2013/0161,565 High Molecular Weight Steric Barrier for Electrophoretic ParticlesAbandonedDec 27, 11Jun 27, 13[C08F, H01B]

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