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President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 8177942 | Electro-optic displays, and materials for use therein A first electro-optic display comprises first and second substrates, and an adhesive layer and a layer of electro-optic material disposed between the first and second substrates, the adhesive layer comprising a mixture of a polymeric adhesive material and a hydroxyl... | 05/15/2012 |
| 8174490 | Methods for driving electrophoretic displays A pixel of an electrophoretic display is driven from one extreme optical state to a second optical state different from the one extreme optical state by applying to the pixel a first drive pulse of one polarity; and thereafter applying to the pixel a second drive pu... | 05/08/2012 |
| 8139050 | Addressing schemes for electronic displays An electronic display comprises an electro-optic material (preferably an electrophoretic medium) having a plurality of pixels, and separate first, second and third sets of addressing means for addressing these pixels. Each of the pixels is associated with one addres... | 03/20/2012 |
| 8129655 | Electrophoretic medium with gaseous suspending fluid An electrophoretic medium (102) comprises a plurality of capsules (104), each capsule comprising an internal phase comprising a plurality of electrophoretically mobile particles (106, 108) in a gaseous suspending medium, and a capsule wall surro... | 03/06/2012 |
| 8125501 | Voltage modulated driver circuits for electro-optic displays A method and system for applying addressing voltages to pixels of a display involves receiving input data. The input data includes an indication of an addressing voltage impulse to be applied to a pixel via an electrode. One or more voltage sources are selected, to ... | 02/28/2012 |
| 8115729 | Electrophoretic display element with filler particles The invention relates to methods and materials for controlling stability and color intensity in an electrophoretic display element. Filler particles in the electrophoretic display element, serves as a medium that the electrophoretic particles must travel through dur... | 02/14/2012 |
| 8098418 | Electro-optic displays, and color filters for use therein A process for producing a color electro-optic display uses an electro-optic sub-assembly comprising an electro-optic layer and a light-transmissive electrically-conductive layer. This sub-assembly is laminated to a backplane comprising a plurality of electrodes with... | 01/17/2012 |
| 8089453 | Stylus-based addressing structures for displays Novel addressing schemes for controlling electronically addressable displays include a scheme for rear-addressing displays, which allows for in-plane switching of the display material. Other schemes include a rear-addressing scheme which uses a retroreflecting surfa... | 01/03/2012 |
| 8077381 | Components and methods for use in electro-optic displays A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and... | 12/13/2011 |
| 8077141 | Backplanes for electro-optic displays A backplane for an electro-optic display comprises a pixel electrode (104), a voltage supply line (C) arranged to supply a voltage to the pixel electrode (104), and a micromechanical switch (106, 112) disposed between the voltage supply line (C)... | 12/13/2011 |
| 8068272 | Components and methods for use in electro-optic displays A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and... | 11/29/2011 |
| 8064962 | Displays for portable electronic apparatus A portable electronic device, for example a cellular telephone or a personal digital assistant, has an internal screen for the display of information, the electronic device also having an external screen arranged to receive information from the electronic device and... | 11/22/2011 |
| 8054526 | Electro-optic displays, and color filters for use therein A color filter array comprises orange, lime and purple sub-pixels, optionally with the addition of white sub-pixels. The color filter array is useful in electro-optic displays, especially reflective electro-optic displays. A method is provided for converting RGB ima... | 11/08/2011 |
| 8049947 | Components and methods for use in electro-optic displays A display assembly comprises a backplane assembly comprising a plurality of spaced backplane areas, each backplane area comprising a plurality of electrodes, the backplane areas being separated by gutter areas free from electrodes; an adhesive layer overlying the pl... | 11/01/2011 |
| 8040594 | Multi-color electrophoretic displays A multi-color electrophoretic medium contains first, second and third species of particles, the particles having substantially non-overlapping electrophoretic mobilities and bring of three different colors. The particles are dispersed in a fluid having a fourth colo... | 10/18/2011 |
| 8035886 | Electronically addressable microencapsulated ink and display thereof A system of electronically active inks is described which may include electronically addressable contrast media, conductors, insulators, resistors, semiconductive materials, magnetic materials, spin materials, piezoelectric materials, optoelectronic, thermoelectric ... | 10/11/2011 |
| 8034209 | Electro-optic displays, and materials and methods for production thereof An electro-optic display is produced using a sub-assembly comprising a front sheet, an electro-optic medium; and an adhesive layer. An aperture is formed through the adhesive layer where the adhesive layer is not covered by the electro-optic medium, and the sub-asse... | 10/11/2011 |
| 8027081 | Electro-optic display with edge seal Various types of edge seals for protecting electro-optic displays against environmental contaminants are described. In one type of seal, the electro-optic layer is sandwiched between a backplane and a protective sheet and a sealing material extends between the backp... | 09/27/2011 |
| 8018640 | Particles for use in electrophoretic displays A particle for use in an electrophoretic display comprises a light-scattering inorganic core and a light-transmissive colored shell of an organic pigment. In preferred particles, the core is titania and the shell is formed of particles having an average particle siz... | 09/13/2011 |
| 8009348 | Machine-readable displays A reflective electro-optic display (200) has a bar code display area (206) arranged to display a bar code readable by a bar code scanner. ... | 08/30/2011 |
| 8009344 | Multi-layer sheet for use in electro-optic displays A multi-layer film, useful as a front sub-assembly in electro-optic displays, comprises, in this order: a light-transmissive electrically-conductive layer (114); a light-transmissive first protective layer (112); a light-transmissive moisture barrier l... | 08/30/2011 |
| 7999787 | Methods for driving electrophoretic displays using dielectrophoretic forces A dielectrophoretic display has a substrate having walls defining a cavity, the cavity having a viewing surface and a side wall inclined to the viewing surface. A fluid is contained within the cavity; and a plurality of particles are present in the fluid. There is a... | 08/16/2011 |
| 7995871 | Stress-induced bandgap-shifted semiconductor photoelectrolytic/photocatalytic/photovoltaic surface and method for making same Titania is a semiconductor and photocatalyst that is also chemically inert. With its bandgap of 3.0, to activate the photocatalytic property of titania requires light of about 390 nm wavelength, which is in the ultra-violet, where sunlight is very low in intensity. ... | 08/09/2011 |
| 7992528 | Stress-induced bandgap-shifted semiconductor photoelectrolytic/photocatalytic/photovoltaic surface and method for making same Titania is a semiconductor and photocatalyst that is also chemically inert. With its bandgap of 3.0, to activate the photocatalytic property of titania requires light of about 390 nm wavelength, which is in the ultra-violet, where sunlight is very low in intensity. ... | 08/09/2011 |
| 7986450 | Electro-optic display and materials for use therein A polyurethane formed from an isocyanate, a polyether diol and a polyester diol, the polyester diol having a molecular weight less than about 2000, or comprising two polyester diol segments connected by a steric hindrance group, each of the polyester diol segments h... | 07/26/2011 |
| 7957053 | Electro-optic displays An electro-optic display comprises first and second substrates and a lamination adhesive layer and a layer of an electro-optic material disposed between the first and second substrates, the lamination adhesive layer having a thickness of from about 14 to about 25 μ... | 06/07/2011 |
| 7956841 | Stylus-based addressing structures for displays Novel addressing schemes for controlling electronically addressable displays include a scheme for rear-addressing displays, which allows for in-plane switching of the display material. Other schemes include a rear-addressing scheme which uses a retroreflecting surfa... | 06/07/2011 |
| 7952790 | Electro-optic media produced using ink jet printing Ink jet printing can be used in the production of electro-optic displays for (a) forming a layer of a polymer-dispersed electrophoretic medium on a substrate; (b) forming a color electro-optic layer; (c) forming a color filter; and (d) printing electrodes and/or ass... | 05/31/2011 |
| 7952557 | Methods and apparatus for driving electro-optic displays Waveforms for driving electro-optic displays, especially bistable electro-optic displays, are modified by one or more of insertion of at least one balanced pulse pair into a base waveform; excision of at least one balanced pulse pair from the base waveform; and inse... | 05/31/2011 |
| 7947221 | Stress-induced bandgap-shifted semiconductor photoelectrolytic/photocatalytic/photovoltaic surface and method for making same Titania is a semiconductor and photocatalyst that is also chemically inert. With its bandgap of 3.0, to activate the photocatalytic property of titania requires light of about 390 nm wavelength, which is in the ultra-violet, where sunlight is very low in intensity. ... | 05/24/2011 |
| 7910175 | Processes for the production of electrophoretic displays A coating of an encapsulated electrophoretic medium is formed on a substrate (106) by dispersing in a fluid (104) a plurality of electrophoretic capsules (102), contacting at least a portion of a substrate (106) with the fluid (104... | 03/22/2011 |
| 7903319 | Electrophoretic medium and display with improved image stability An electrophoretic medium comprises a fluid and a plurality of electrically charged particles disposed in the fluid and capable of moving therethrough on application of an electrical field to the medium. Each of the charged particles has a polymer coating comprising... | 03/08/2011 |
| 7898717 | Edge seals for, and processes for assembly of, electro-optic displays An electro-optic display comprises a backplane; a layer of electro-optic material disposed adjacent the backplane; a protective layer; and a sealing layer of a metal or a ceramic extending between the backplane and the protective layer, and thus sealing the layer of... | 03/01/2011 |
| 7893435 | Flexible electronic circuits and displays including a backplane comprising a patterned metal foil having a plurality of apertures extending therethrough A backplane for use in an electro-optic display comprises a patterned metal foil having a plurality of apertures extending therethrough, coated on at least side with an insulating polymeric material and having a plurality of thin film electronic devices provided on ... | 02/22/2011 |
| 7848007 | Electrophoretic medium and process for the production thereof A two-phase electrophoretic medium comprises a continuous phase and a discontinuous phase. The discontinuous phase comprises a plurality of droplets, each of which comprises a suspending fluid and at least one particle disposed within the suspending fluid and capabl... | 12/07/2010 |
| 7848006 | Electrophoretic displays with controlled amounts of pigment An electrophoretic medium has walls defining a microcavity containing an internal phase. This internal phase comprises electrophoretic particles suspended in a suspending fluid and capable of moving therethrough upon application of an electric field to the electroph... | 12/07/2010 |
| 7859637 | Use of a storage capacitor to enhance the performance of an active matrix driven electronic display A system and method of use of a storage capacitor to improve the appearance and addressing characteristics of an electronically driven display. The capacitor is formed by the overlap of portions of electrodes used to address different pixels, or by the overlap of an... | 12/28/2010 |
| 7843626 | Electro-optic display and materials for use therein An electro-optic display comprises a layer (130) of a solid electro-optic material, at least one electrode disposed adjacent the layer (130) of electro-optic material, and a layer (180) of a lamination adhesive interposed between the layer (1... | 11/30/2010 |
| 7843624 | Electro-optic displays, and materials and methods for production thereof A first sub-assembly useful in an electro-optic display is produced by: providing an electro-optic sub-assembly comprising a layer of electro-optic medium; providing an adhesive sub-assembly comprising an adhesive layer, the adhesive layer being larger than the laye... | 11/30/2010 |
| 7843621 | Components and testing methods for use in the production of electro-optic displays A laminate comprising a solid electro-optic medium and an electrically conductive layer is tested by passing it over a pair of electrodes at different potentials, with the electrically conductive layer lying on the opposed side of the electro-optic medium from the e... | 11/30/2010 |
