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Electrophoretic patents



      
           
This page is updated frequently with new Electrophoretic-related patents. Subscribe to the Electrophoretic RSS feed to automatically get the update: related Electrophoretic RSS feeds.

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Date/App# patent app List of recent Electrophoretic-related patents
04/03/14
20140092558
 Dielectrophoretic restriction to prevent vapor backflow patent thumbnailDielectrophoretic restriction to prevent vapor backflow
A cooling system has an inlet plenum and at least one cooling channel which communicates with the inlet plenum. The cooling channel passes adjacent to a component to be cooled from an upstream inlet to a downstream outlet.
04/03/14
20140092551
 Dielectrophoretic cooling solution for electronics patent thumbnailDielectrophoretic cooling solution for electronics
At least one cooling channel is positioned adjacent to an electronic component. The cooling channel communicates with plenums at each of two opposed axial ends.
04/03/14
20140092466
 Color display device patent thumbnailColor display device
The present invention provides a solution for a highlight or multicolor display device, in which each display cell can display high quality color states. More specifically, an electrophoretic fluid is provided which comprises three types of pigment particles, having different levels of size, threshold voltage or charge intensity..
04/03/14
20140092465
 Color display device patent thumbnailColor display device
The present invention provides a solution for a highlight or multicolor display device, in which each display cell can display high quality color states. More specifically, an electrophoretic fluid is provided which comprises three types of pigment particles, having different levels of size, threshold voltage or charge intensity..
04/03/14
20140090981
 Flow control method and apparatuses patent thumbnailFlow control method and apparatuses
Aspects of the present disclosure are directed to the flow of analytes, particles or other materials. As consistent with one or more embodiments described herein, an apparatus includes a membrane having one or more pores in a membrane.
03/27/14
20140087295
 Techniques for coating print media patent thumbnailTechniques for coating print media
Techniques for coating print media are described herein. In an example, a photo imaging assembly is to receive a liquid electrophoretic coating composition assembly on a chargeable surface so as to form a coating layer thereon using electrostatic forces.
03/27/14
20140085709
 Reactive mesogen based polymer particles patent thumbnailReactive mesogen based polymer particles
This invention relates to polymer particles comprising monomer units of at least one reactive mesogen, a process for their preparation, the use of these particles for the preparation of optical, electrooptical, electronic, electrochemical, electrophotographic, electrowetting and electrophoretic displays and/or devices and security, cosmetic, decorative, and diagnostic applications, and electrophoretic fluids and displays.. .
03/27/14
20140085706
 Polychrome electrophoretic ink, associated display device and manufacturing process patent thumbnailPolychrome electrophoretic ink, associated display device and manufacturing process
A polychrome electrophoretic ink including at least four types of particles dispersed in a nonpolar organic medium, each particle type containing a pigment of a color which is associated therewith, having a positive or negative electrostatic charge, characterized in that at least one of the abovementioned particle types has a magnetic property (magnetic core) such that each particle type can migrate in a predetermined manner under the combined action of an electrostatic force and of a magnetic return force.. .
03/27/14
20140085573
 Transparent electrode for electronic displays patent thumbnailTransparent electrode for electronic displays
A transparent electrode is described and includes metallic nanowires and a polymeric overcoat layer for protecting the nanowires from corrosion and abrasion. The polymeric overcoat layer includes nanoparticles selected from the group consisting of antimony tin oxide, zinc oxide and indium tin oxide, and has a sheet resistance of greater than about 107 ohm/sq.
03/27/14
20140085358
 Drive method for an electrophoretic display device and an electrophoretic display device patent thumbnailDrive method for an electrophoretic display device and an electrophoretic display device
A drive method for an electrophoretic display device that has an electrophoretic device composed of a suspension fluid containing electrophoretic particles disposed between a common electrode and pixel electrodes is provided. No holding electrode is necessary.
03/27/14
20140085022
Synthesis of magnetic composites
The present disclosure relates to a method for producing magnetic composites, comprising the electrophoretic deposition of hard-magnetic particles and soft-magnetic particles from a suspension onto an electrode, as well as the composite produced by means of the method and the use thereof for producing permanent magnets.. .
03/27/14
20140084216
Particles for electrophoretic displays
This invention relates to electrophoretic fluids comprising, preferably coloured, polymer particles having non-spherical shape, and the use of these particles for the preparation of mono, bi or polychromal electrophoretic devices.. .
03/20/14
20140078576
Electrophoretic display device
The present invention is directed to an electrophoretic display device comprising a plurality of display cells, wherein said display cells are filled with an electrophoretic fluid comprising: a) charged pigment particles of a first color; and b) a solid porous matrix of a second color, in which the charged pigment particles dispersed in a solvent. The electrophoretic fluid has many advantages, such as increased contrast without affecting the switching speed..
03/20/14
20140078574
Electrophoretic display device
An embodiment of the present invention provides an electrophoretic display device, comprising: a first substrate and a second substrate, wherein electrophoretic liquid is filled between the first substrate and the second substrate; at an inner surface of the second substrate, there are formed with a plurality of cavities, each of the cavities accommodating one full-color display ball therein; at least two magnetic poles are disposed on the inner surface of the cavity, and one magnetic element is disposed at each of two poles of the full-color display ball. The electrophoretic display device provided by the embodiment of the present invention can achieve better color display..
03/20/14
20140078573
Electro-osmotic displays and materials for making the same
Disclosed herein are novel electrophoretic displays and materials useful in fabricating such displays. In particular, novel encapsulated displays are disclosed.
03/20/14
20140078036
Color display devices
The present invention is directed to a color display comprising an electrophoretic fluid comprising two types of pigment particles of contrasting colors and carrying opposite charge polarities dispersed in a clear and colorless solvent, wherein said electrophoretic fluid is sandwiched between a common electrode and a plurality of colored sub-pixel electrodes or colored pixel electrodes.. .
03/20/14
20140078035
Electrophoretic display device and driving method thereof
An electrophoretic display device is provided, in which an image update period is constituted with a reset period including at least a stirring pulse for stirring electrophoretic particles and a compensation pulse for suppressing accumulation of the residual dc component and with a set period including a set pulse for applying, to intended pixels, a voltage of polarity for making transition to black or white for a prescribed amount of time according to a next image. The voltage waveforms for each display gradation are so designed that a period where a positive voltage is applied to a counter electrode and a period where a negative voltage is applied do not overlap with each other, and a compensation pulse is applied after the stirring pulse which sets all the pixels of the display unit to a white or black base state.
03/20/14
20140078034
Electrophoretic display device
This specification relates to an electrophoretic display device, and particularly, to an electrophoretic display device capable of reducing power consumption by blocking a leakage current generated from a power on reset (por) circuit which resets each driver integrated circuit (ic) at an initial period, whereby a transistor as an active element connected to a por circuit may be turned on by applying a positive voltage, other than a power supply voltage, to a gate thereof at an image update period to drive a bias block, and thereafter turned off at an image static period, thereby blocking a leakage current and accordingly reducing power consumption.. .
03/20/14
20140078024
Protection of electro-optic displays against thermal effects
An electro-optic display comprises a layer of reflective electro-optic material capable of changing its optical state on application of an electric field, an electrode, a heat generating component in heat conducting relationship with the electro-optic material, and a heat shield disposed between the heat generating component and the electro-optic material, the heat shield comprising a layer of thermally insulating material and a layer of thermally conducting material, the thermally conducting material being disposed between the thermally insulating material and the electro-optic material. The invention also provides an electrophoretic medium comprising a suspending fluid and a plurality of electrically charged particles suspended in the suspending fluid and capable of moving therethrough upon application of an electrical field to the electrophoretic medium, the suspending fluid containing a compatibilizer to reduce its coefficient of thermal expansion..
03/20/14
20140076613
Method of electrophoretic depositing (epd) a film on a system and system thereof
A packaged component and a method for making a packaged component are disclosed. In an embodiment the packaged component includes a component carrier having a component carrier contact and a component disposed on the component carrier, the component having a component contact.
03/13/14
20140071183
Method for driving electrophoretic display device, electrophoretic display device, electronic apparatus, and electronic timepiece
A method includes: causing a first image to be displayed in a first color by a partial drive format; causing a background of the first image to be displayed in the first color; causing a background of a second image to be displayed in a second color; and causing the second image to be displayed in the second color. In a case where a temperature detection unit detects a predetermined change in temperature after causing a background of a second image to be displayed in a second color and before causing the second image to be displayed in the second color, then causing a predetermined image to be displayed and causing the predetermined image to be complementarily displayed using a drive pulse signal adjusted for the temperature after the change..
03/13/14
20140071073
Fuel dispenser having electrophoretic grade select assembly
A selector assembly for a fuel dispenser comprises an electrophoretic display module including a price per unit display configured to display price per unit data. Also provided is an overlay attached to the electrophoretic display module so that the overlay is viewable by a user, the overlay defining a first window aligned with the price per unit display and a grade select button area.
03/06/14
20140066734
Apparatus and method for measuring biochemical parameters
In a first embodiment, electrodes are coupled to a surface at first, second, and third locations, the first location being further from the third location than from the second location. Impedance is measured at distinct frequencies between pairs of the electrodes.
03/06/14
20140063758
Dual screen electronic device and detachable display module thereof
A dual screen electronic device includes a main device having a first casing and a display screen, and a detachable display module. The first casing has a first opening.
03/06/14
20140063590
Electrophoretic slurry composition and electrophoretic display device comprising the same
The present invention is directed to an electrophoretic slurry composition and an electrophoretic display device comprising the same, where the electrophoretic slurry comprises charged particles; polymer beads comprising an acryl- or vinyl-based repeating unit; and a fluid medium. Accordingly, the present invention has a high reactivity to a driving voltage, sustains images or text for a predetermined period of time or longer even when the driving voltage is switched off, and provides a high contrast ratio and enhanced visibility to implement high-quality text or images..
03/06/14
20140062980
Electrophoretic display system
An electrophoretic display system includes an electrophoretic display panel, a timing controller, a data driver, and a gate driver. The data driver includes a first serial-to-parallel converter and a data converter.
03/06/14
20140062849
Cmos-compatible display system and method
An electrical control system for controlling the electrical voltage applied to each of multiple pixel electrodes on one side of an electrophoretic display comprises (1) a substrate having a plurality of spaced parallel aluminum conductors on one side of the substrate; (2) a thin oxide layer on spaced pixel regions of each of the aluminum conductors to form a gate insulator over each of the spaced pixel regions; (3) a field-effect transistor (fet) formed on the thin oxide layer in each of the spaced pixel regions, the fet having a source terminal, a drain terminal, and a gate connected to the aluminum conductor on which the fet is formed; and (4) a cmos controller connected directly to each of the aluminum conductors and adapted to supply gate control signals for the fets. The controller supplies a separate gate control signal for each of the aluminum conductors..
03/06/14
20140061651
Electrophoretic display device with photo detecting input
An electrophoretic display device includes a photosensitive transistor in a thin-film-transistor layer that may be used to receive an optical signal as input control signal. The thin-film-transistor layer also includes an electrical switch element for driving an electrophoretic layer to display content.
03/06/14
20140061050
System for rapid high-resolution gel electrophoresis
Electrophoretic systems, formulations and methods are described which allow a user to perform electrophoresis experiments under conditions of high voltage and with reduced run time. An electrophoretic system, formulation or method may be run at 50% higher field strength than comparable systems already in use in the art.
02/27/14
20140057056
Electrophoretic display and process for its manufacture
This invention relates to an electrophoretic display comprising a plurality of cells, each of said cells comprises: a) partition walls; b) an electrophoretic fluid filled therein; c) a polymeric sealing layer to enclose the electrophoretic fluid within the cell; and d) an interface between the electrophoretic fluid and the sealing layer.. .
02/27/14
20140055841
Multi-color electro-optic displays
An electro-optic display comprising at least two separate layers of electro-optic material, with one of these layers being capable of displaying at least one optical state which cannot be displayed by the other layer. The display is driven by a single set of electrodes between which both layers are sandwiched, the two layers being controllable at least partially independently of one another.
02/27/14
20140055840
Color tuning for electrophoretic display device
The present invention is directed to color tuning methods for electrophoretic display devices. For example, a color tuning agent may be added to a composition for forming a display cell structure or a primer layer.
02/20/14
20140049808
Portable projector utilizing electrophoretic displays
This invention is directed to a projector comprising a polarizer-free display device. Such a projector is more energy efficient while the switching speed is not compromised.
02/20/14
20140048417
Ex-vivo multi-dimensional system for the separation and isolation of cells, vesicles, nanoparticles, and biomarkers
Devices and techniques are described that involve a combination of multidimensional electrokinetic, dielectrophoretic, electrophoretic and fluidic forces and effects for separating cells, nanovesicles, nanoparticulates and biomarkers (dna, rna, antibodies, proteins) in high conductance (ionic) strength biological samples and buffers. In disclosed embodiments, a combination of continuous and/or pulsed dielectrophoretic (dep) forces, continuous and/or pulsed field dc electrophoretic forces, microelectrophoresis and controlled fluidics are utilized with arrays of electrodes.
02/13/14
20140043378
Electrophoretic display device
Provided is an electrophoretic display device that can be more easily produced. The electrophoretic display device with pixels comprises a substrate, a plurality of pixel electrode units formed for each pixel on the substrate, a voltage applying means for applying a voltage to each pixel electrode unit, and a charged particle-containing chamber containing colored charged particles and disposed so as to extend across the plurality of pixel electrode units; each of the pixel electrode units having a first electrode disposed in the center of a pixel, and a second electrode disposed on the peripheral edge of the pixel..
02/13/14
20140042027
Modified electrode buffers for stain-free protein detection in electrophoresis
Proteins that are electrophoretically separated in a gel are derivatized to produce fluorescent emissions by incorporating halo-substituted organic compounds into one or both of the electrode buffer solutions at the two ends of the gel. The halo-substituted compounds used are ones that bear an electric charge at the ph of the buffer solutions and gel, and the polarity of the charge on the compounds is such that the compounds migrate from the electrode buffer into the gel under the electrophoretic influence concurrently with the migration of the proteins into the gel.
02/06/14
20140034500
Compositions and methods for improving resolution of biomolecules separated on polyacrylamide gels
Gels, such as polyacrylamide gels, are provided that include linear polyacrylamide in the stacking gel. Native gels that include linear polyacrylamide in the stacker can be used to separate biomolecular complexes, such as protein complexes.
01/30/14
20140028735
Lighting techniques for display devices
Techniques are disclosed for lighting displays such as those associated with electrophoretic display (epd) devices such as e-readers or any other display technologies or applications. In an embodiment, an epd device is provided with a number of internal leds or other suitable light source generally disposed along at least a portion of the display perimeter.
01/30/14
20140027286
Electrophoretic mobility measurement cell and measurement apparatus and method using the same
An electrophoretic mobility measurement cell includes a container having a rectangular parallelepiped internal space for introducing a sample solution, two electrodes for applying an electric field to the internal space, tubular sample injection and extraction portions in communication with the internal space, first and second caps for covering the sample injection and extraction portions and sealing the internal space, the first cap has a first side surface contacting an inner side surface of the tubular sample injection portion, the inner side surface formed so that the cross-sectional area of the tube increases with distance from the internal space, and the area of the cross section of the first side surface decreases in the direction of insertion of the first cap. The cell and electrode portions are formed integrally, the electrode portions are made disposable together with the cell, and bubbles are unlikely to remain during injection of the sample solution..
01/30/14
20140027282
Method of electrophoresing nucleic acids, method of concentrating and purifying nucleic acids, cartridge for nucleic acid electrophoresis, and method of producing cartridge for nucleic acid electrophoresis
[solving means] a method of electrophoresis includes electrophoresing a nucleic acid in which an intercalator having an anionic functional group has been inserted. The method includes mixing a sample containing a nucleic acid, a compound having a functional group which undergoes dehydration condensation reaction with carboxyl groups included in substances contained in the sample and a condensing agent of dehydration condensation reaction; and electrophoresing the nucleic acid.
01/23/14
20140022624
Light-enhancing structure for electrophoretic display
The present invention is directed to a display device comprising a display fluid layer sandwiched between a first substrate layer and a second substrate layer, and a light-enhancing layer between the display fluid layer and the second substrate layer. The light-enhancing structure can enhance the colors displayed by the display device, especially the colors displayed through lateral switching of the charged pigment particles in an electrophoretic fluid..
01/23/14
20140021050
Reduced artifact denaturing capillary electrophoresis of nucleic acids
Described are methods of reducing the incidence and/or magnitude of artifacts in denaturing nucleic acid capillary electrophoresis (ce). Methods and systems described serve to dismiss non-denatured dna from the tip of the capillary after sample injection and prior to electrophoretic separation of loaded nucleic acids.
01/16/14
20140017884
Method for making cu2-xse nanoparticles and method for making deposited cu2-xse thin film by electrophoresis
In the present invention, copper(i) selenide (cu2-xse) nanoparticles are fabricated by pyrolysis in an inert atmosphere. Uniformly dispersed cu2-xse particles are synthesized by altering cu/se ratio, the concentration of se precursors (top se), reaction time and temperature.
01/16/14
20140016180
Electrophoretic material, electrophoresis display device, and electronic apparatus
In an electrophoretic material, first particles which are charged with a first polarity and second particles which are charged with a second polarity are dispersed in a solvent. A volume, which is obtained by dividing a volume of the solvent by a total number of particles, is called free volume, and a radius of a spherical space, which is occupied by sum of an average volume of the particles and the free volume, is called a free volume radius.
01/16/14
20140014514
Aqueous transfer buffer
The present invention relates to an aqueous transfer buffer that provides superior efficiency in transferring polypeptides of a broad range of molecular weight from a matrix used in electrophoresis to another immobilized surface. Also disclosed are electrophoretic methods and devices in which the aqueous transfer solution of this invention is used..
01/09/14
20140011913
Electrophoretic fluid
The present invention is directed to a display fluid comprising charged composite pigment particles dispersed in a solvent. The composite pigment particle comprises at least a core pigment particle, a shell coated over the core pigment particle and steric stabilizer molecules on the surface of the composite pigment particle, wherein the shell is formed from a monomer and a co-monomer.
01/09/14
20140009818
Polychrome electrophoretic ink, associated display device and manufacturing process
A polychrome electrophoretic ink including at least four types of particles dispersed in a nonpolar organic medium, each particle type containing a pigment of a color which is associated therewith, having a positive or negative electrostatic charge, characterized in that at least one of the abovementioned particle types has a magnetic property (magnetic core) such that each particle type can migrate in a predetermined manner under the combined action of an electrostatic force and of a magnetic return force.. .
01/02/14
20140004533
Multi-protein quantitation standard
Provided is a protein quantitation standard having polypeptides of different molecular weights that functions as a mass quantitation standard in one lane of an electrophoretic gel. The protein quantitation standard includes unstained polypeptides having different electrophoretic mobilities that are present in different quantities, such that the bands in the gel have different intensities when visualized.
01/02/14
20140002889
Electrophoresis device and display
An electrophoresis device includes: a plurality of electrophoretic particles included in insulating liquid and configured of a first particle and a second particle, in which the first particle and the second particle have respective charging characteristics that are different from each other; and a porous layer included in the insulating liquid and formed of a fibrous structure.. .
01/02/14
20140002435
Data driver for electrophoretic display
A data driver for an electrophoretic display (epd) includes multiple driver sub-circuits. Each of the driver sub-circuits includes first and second latches, first and second capacitors, a multiplexer and a comparator.


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Electrophoretic topics: Electrophoretic, Electrophoretic Display, Silicon Dioxide, Electrophoresis, Electrophoresi, Solar Panels, Concentrator, Fluoropolymer, High Contrast, Visibility, Contrast Ratio, Electrical Signal, Piezoelectric, Transmitting And Receiving, Liquid Crystal

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This listing is a sample listing of patents related to Electrophoretic for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Electrophoretic with additional patents listed. Browse our RSS directory or Search for other possible listings.
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