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| Number | Title | Issue Date |
| 7494537 | Thermochromic coloring color-memory composition and thermochromic coloring color-memory microcapsule pigment containing the same A thermochromic coloring color-memory composition comprising a homogeneous solubilized mixture of (A) an electron donative coloring organic compound, (B) an electron accepting compound and (C) a compound represented by the specific formula as a reaction medium which... | 02/24/2009 |
| 7372530 | UV curable conductive layers in LC displays The present invention relates to a display device comprising a substrate, at least one UV curable conductive layer and an imageable layer. The present invention also relates to a display device comprising a substrate, a first transparent conductive layer, a light mo... | 05/13/2008 |
| 7365896 | Photochromic device A photochromic device having a photochromic layer including a photochromic material which exhibits absorbance in a visible region upon being sensitized by a light having a wavelength of not less than 700 nm, and an ultraviolet light blocking device for blocking an u... | 04/29/2008 |
| 7329630 | Stabilizers and anti-fade agents for use in infrared sensitive leuco dye compositions Compositions and methods for production of color images having increased light stability and reduced browning are described. The color forming composition can include a leuco dye, an infrared absorber, and at least one of a stabilizer and an anti-fade agent. The col... | 02/12/2008 |
| 7300727 | Method for forming temporary image An image forming method composed of: (a) providing a reimageable medium composed of a substrate and a photochromic material, wherein the medium is capable of exhibiting a color contrast and an absence of the color contrast; (b) exposing the medium to an imaging ligh... | 11/27/2007 |
| 7291213 | Ink composition and inkjet recording method An ink composition comprising: a coloring agent having an oxidation potential of more electropositive than 1.0V (vs SCE); a water; a guanidine compound; and a surfactant, the ink composition to be used in inkjet recording and an inkjet recording method with the use ... | 11/06/2007 |
| 7279121 | Process for producing electrophoretic microcapsules A microcapsule is produced by dispersing a liquid organic dispersion in an aqueous medium to form a capsule particle in the aqueous medium, the liquid organic dispersion containing an acid group-containing resin, a colored particle and an organic solvent, and the ca... | 10/09/2007 |
| 7276110 | Cyan ink and ink set A cyan ink applicable to an ink set has plurality of aqueous inks each containing at least: water; a water-insoluble coloring material; and plurality of water-soluble organic solvents including a good medium or good mediums for the water-insoluble coloring material ... | 10/02/2007 |
| 7261920 | Process for forming a patterned thin film structure on a substrate A process for forming a patterned thin film structure on a substrate is disclosed. A pattern is printed with a material, such as a masking coating or an ink, on the substrate, the pattern being such that, in one embodiment, the desired thin film structures will be f... | 08/28/2007 |
| 7259744 | Dielectrophoretic displays A dielectrophoretic display comprises a substrate having walls defining at least one cavity, the cavity having a viewing surface and a side wall inclined to the viewing surface; a suspending fluid contained within the cavity; a plurality of at least one type of part... | 08/21/2007 |
| 7247790 | Spinning concentrator enhanced solar energy alternating current production Due to an ever growing shortage of conventional energy sources, there is an increasingly intense interest in harnessing solar energy. This invention deals with method and apparatus for the direct conversion of solar energy to alternating current power by an active s... | 07/24/2007 |
| 7236290 | Electrophoretic medium with improved stability An electrophoretic medium comprises a liquid and at least one particle disposed within the liquid and capable of moving therethrough on application of an electric field to the medium. The medium further comprises a free radical scavenger selected from the group cons... | 06/26/2007 |
| 7236292 | 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... | 06/26/2007 |
| 7235196 | Display capsules and a method of manufacturing thereof A method for producing a display capsule includes the following steps. A multichromal bead having at least two surfaces differing from each other in optical and electrical characteristics is formed. A dispersing agent on an outer surface of the multichromal bead is ... | 06/26/2007 |
| 7223672 | Processes for forming backplanes for electro-optic displays A non-linear element is formed on a flexible substrate by securing the substrate to a rigid carrier, forming the non-linear element, and then separating the flexible substrate from the carrier. The process allows flexible substrates to be processed in a conventional... | 05/29/2007 |
| 7214145 | Photochromic golf ball Disclosed is a photochromic golf ball with a one- or multi-piece structure, which comprises a photochromic compound. The photochromic golf ball reversibly changes between two different color states according to exposure to U.V. radiation associated with direct sunli... | 05/08/2007 |
| 7214456 | Reimageable medium An reimageable medium composed of: a substrate; and a photochromic material, wherein the medium is capable of exhibiting a color contrast and an absence of the color contrast, wherein the medium has a characteristic that when the medium exhibits the absence of the c... | 05/08/2007 |
| 7205088 | Reimageable medium with light absorbing material A reimageable medium for receiving an imaging light having a predetermined wavelength scope, the medium composed of: a substrate; a photochromic material capable of reversibly converting among a number of different forms, wherein one form has an absorption spectrum ... | 04/17/2007 |
| 7193769 | Two particle electophoretic systems, electronic displays including two particle electophoretic systems, and methods for producing the two particle electophoretic systems An electrophoretic display includes a transparent polymeric film including at least one cavity including a first particle species and a second particle species. Application of an electrical field causes the first particle species and the second particle species to s... | 03/20/2007 |
| 7189933 | Solid insulated disconnection switch Provided is a solid insulated disconnection switch including a base frame to which outside electrical equipment is electrically connected, a driving assembly generating rotating power, a shaft of which an outside surface has a screw thread and which is rotated by th... | 03/13/2007 |
| 7170670 | Electrophoretic medium and display with improved image stability An electrophoretic medium comprises a plurality of particles suspended in a suspending fluid, the particles being capable of moving through the fluid upon application of an electric field to the medium, the fluid having dissolved or dispersed therein a polymer havin... | 01/30/2007 |
| 7168876 | Writing instrument for water-metachromatic members with detachable pen point holder A writing instrument for a water-metachromatic member has a cylindrical container capable of holding water, formed with an opening at a tip end thereof to communicate the interior of the container with the exterior thereof, a hollow cylindrical holder which directly... | 01/30/2007 |
| 7170470 | Methods and apparatus for subjecting an element to an electrical field The invention includes providing a display by moving a colorant particle, having an electric charge, inside a channel of a body in a direction that is substantially parallel to a direction of extension of the channel and a direction of incoming illumination rays. Th... | 01/30/2007 |
| 7163909 | Authenticity indicator A rapidly reversing authenticity indicator for substrates such as secure documents, tags and labels is described. The authenticity indicator comprises a substrate having provided thereon a coating of a colorless chromogenic material, a binder material and optional p... | 01/16/2007 |
| 7156945 | Process for forming a patterned thin film structure for in-mold decoration A process for forming a patterned thin film structure on a substrate or in-mold decoration film is disclosed. A pattern is printed with a material, such as a masking coating or ink, on the substrate, the pattern being such that, in one embodiment, the desired struct... | 01/02/2007 |
| 7158276 | Pressure sensitive electrochromic device and method of fabricating the same A pressure sensitive electrochromic device at least comprises a first substrate and a second substrate disposed opposite; a pressure sensitive layer disposed on the first substrate; an electrochromic layer disposed on the pressure sensitive layer; and a third conduc... | 01/02/2007 |
| 7147801 | Ink jet ink composition and method for security marking Disclosed is an ink composition suitable for ink jet printing comprising a luminescent compound, a solvent, and an energy active compound, and optionally a non-luminescent colorant. The energy active compound, when exposed to energy, generates one or more active spe... | 12/12/2006 |
| 7148128 | Electronically addressable microencapsulated ink and display thereof We describe a system of electronically active inks which may include electronically addressable contrast media, conductors, insulators, resistors, semiconductive materials, magnetic materials, spin materials, piezoelectric materials, optoelectronic, thermoelectric o... | 12/12/2006 |
| 7144942 | Composition and process for the sealing of microcups in roll-to-roll display manufacturing The invention relates to a novel sealing composition for the manufacture of an electrophoretic or liquid crystal display, and a sealing process using the composition. The composition allows electrophoretic or liquid crystal cells to be seamlessly sealed and the seal... | 12/05/2006 |
| 7141279 | Transmissive or reflective liquid crystal display and novel process for its manufacture This invention relates to a liquid crystal display with improved contrast ratio, switching performance, reflectivity at the Dmin state and structural integrity, and methods for its manufacture. ... | 11/28/2006 |
| 7135054 | Nanoprisms and method of making them The invention is a novel photo-induced method for converting large quantities of silver nanospheres into nanoprisms, the nanoprisms formed by this method and applications in which the nanoprisms are useful. Significantly, this light driven process results in a collo... | 11/14/2006 |
| 7118207 | Ink-jet color recording ink, color ink feeding device using the ink, and ink-jet color recroding apparatus and method using the ink Ink for use in an ink-jet color recording apparatus and a plurality of kinds of small microcapsules dispersed in the solvent, each small microcapsule having an outer shell destroyable with ultrasonic waves of a predetermined resonant frequency, each small microcapsu... | 10/10/2006 |
| 7106297 | Color display device A color display device based on dielectrophoresis is described. The device includes a dielectrophoretic mixture comprising semi-insulating particles of each of the subtractive primary colors cyan (32), magenta (34) and yellow (36) in a semi-insu... | 09/12/2006 |
| 7106505 | High dynamic range display devices A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen.... | 09/12/2006 |
| 7083665 | Highlightable marking composition, method of highlighting the same, highlightable marking composition kit, and highlighted marking composition complex A highlightable ink including a colored pigment and an eradicable colorant; a kit including the highlightable ink and an eradicator solution; an ink complex including a colorless or substantially colorless eradicable dye selected from the group consisting of diarylm... | 08/01/2006 |
| 7060654 | Imaging media and materials used therein A coating includes an antenna uniformly distributed in both a matrix and a leuco-dye phase of the coating. A method for preparing an imaging material includes providing a powder having an activator and an antenna, dissolving the activator/antenna powder to form an a... | 06/13/2006 |
| 7060125 | Non-aqueous ink composition To provide a non-aqueous ink composition which is small in generation of strike through or smear marks and free from the problem of clogging of the nozzle. A non-aqueous ink composition includes solvent, dispersant and coloring material of pigment or dye. The... | 06/13/2006 |
| 7057599 | Microstructures with assisting optical lenses A microstructure to interact with electromagnetic waves by changing optical aspect in selected areas in response to an external signal, the microstructure comprising: a plurality of responsive elements, each responsive element capable of presenting at least two diff... | 06/06/2006 |
| 7046228 | Electrophoretic display with dual mode switching The present invention relates to an improved EPD which comprises both the traditional up/down switching and the in-plane switching modes. In other words, the improved EPD has dual switching modes. The monochrome EPDs of the present invention are capable of di... | 05/16/2006 |
| 7033415 | Methods of controlling nanoparticle growth The invention provides new types of plasmon-driven growth mechanism for silver nanostructures involving the fusion of triangular nanoprisms. This mechanism, which is plasmon excitation-driven and highly cooperative, produces bimodal particle size distributions. In t... | 04/25/2006 |
