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| Number | Title | Issue Date |
| 8147932 | Black-to-color shifting security element The invention discloses a security element for a banknote, a document of value, right or identity, a ticket, a label, a branded good identifier, or a tax banderole. The element comprises a combination of a coating containing at least one optically variable pigment h... | 04/03/2012 |
| 8137770 | Method of forming and visualizing latent image A method of visualizing a latent image includes: preparing a latent image composed of a plurality of paramagnetic seeds immobilized on a base in the form of an image, and a dispersion liquid of paramagnetic colloidal particles; immersing the latent image in the disp... | 03/20/2012 |
| 8088458 | Magnetic latent image holding body, process cartridge, and image forming apparatus The present invention provides a magnetic latent image holding body in which the surface thereof has water repellency and a magnetic latent image is visualized by a liquid developer that contains a magnetic toner and an aqueous medium. ... | 01/03/2012 |
| 7998544 | Decorative casing and manufacturing method thereof A decorative casing including a base material having a surface that includes at least one uneven region and a multilayer film having a plurality of thin films laminated together alternately of different refractive indexes from each other, which is adhered to the sur... | 08/16/2011 |
| 7919155 | Document and method of making document including invisible information for security applications A document includes paper having an average surface roughness of at least about 0.5 microns and including one or more optical brighteners, and includes at least one image thereon wherein the at least one image includes clear binder and light absorbing material that ... | 04/05/2011 |
| 7879415 | Discrimination medium and discrimination method therefor A thermosensitive ink layer 102 is composed of a thermochromic material which changes from black to a transparent state and is formed on a substrate 101 made from a PET film by heating. A cholesteric liquid crystal layer 103 on which a hologram ... | 02/01/2011 |
| 7632554 | Wallpaper having thermochromic material layer and manufacturing method thereof A wallpaper having a thermochromic material layer and a manufacturing method thereof are disclosed where colors of a wallpaper having a thermochromic material layer change by a surrounding or human body temperature so information concerning surrounding temperature o... | 12/15/2009 |
| 7625613 | Copy-resistant security paper A copy-resistant document is provided. The document comprises a substrate, a light reflective layer disposed over the substrate, a light diffusive layer disposed over the reflective layer, and bearer information overprinted on the reflective and diffusive layers. Th... | 12/01/2009 |
| 7357967 | Container having fluorescent indicia A method of making an identifiable article such as a container or container preform. A molded plastic container or container preform is provided that includes a wall having at least one layer of matrix resin and at least one layer of barrier resin that is blended wi... | 04/15/2008 |
| 7349002 | Thermal transfer film and thermal transfer printing apparatus A card printing apparatus includes an information recording unit for printing an image to a card medium having at least a rewrite printing region capable of repeatedly coloring and deleting of color through application of heat. The information recording unit has a s... | 03/25/2008 |
| 7333158 | Three-dimensional display system and method thereof A three-dimensional (3D) display system includes a liquid crystal display and a directional backlight module. The backlight module disposed behind the liquid crystal display includes a light-guide plate, a focusing layer, a left backlight source, a right backlight s... | 02/19/2008 |
| 7321372 | Method for performing image editing A method for performing image editing includes displaying an image in a first state; saving the image in the first state; performing an operation to change the image to a second state from the first state, the second state being different from the first state; displ... | 01/22/2008 |
| 7290802 | Second surface micromotion display A second surface micromotion display includes a see-through base having a first surface, defined in the art as a front surface facing a viewer, and a second surface, defined in the art as a rear surface opposite to the front surface and facing away from the viewer, ... | 11/06/2007 |
| 7288308 | Floor covering of an elastomer material having a textured surface A floor covering of an elastomer material having a textured surface having a plurality of unevenly distributed reliefs, which partially overlap one another and are of a rectangular or square shape having rounded corners and extents of between 1.2 and 6 mm, the heigh... | 10/30/2007 |
| 7286684 | Secure document design carrying auxiliary machine readable information A two dimensional pattern design for secure documents serves as both a machine readable code and an aesthetic part of the documents' design. A method for generating the design generates a variable auxiliary message comprising message values and maps the message valu... | 10/23/2007 |
| 7273376 | Art kit for promoting religious comfort and spiritual healing A kit includes a body including detachably conjoined top and bottom layers. The top layer includes a heat-activated adhesive coating applied to a back side thereof. The body is provided with longitudinal sides, opposed end portions oriented perpendicular to the side... | 09/25/2007 |
| 7271393 | UV radiation meter using visible light sensors An apparatus for quantifying irradiance has a first sensor having an output for providing a reference signal of irradiance within a first band, such as the visible light band. A filter and a second sensor are in optical series so that irradiance sensed at the second... | 09/18/2007 |
| 7271864 | Coating type optical film, fabrication method thereof and liquid crystal display using the optical film A coating type optical film has a linear polarizer formed on a high brightness optical film such as a circular polarizer formed using cholesteric liquid crystal and a phase difference film or an interference type linear polarizer using a coating method. In forming t... | 09/18/2007 |
| 7256936 | Optical polarizing films with designed color shifts Multilayer films are provided that exhibit a colored appearance when viewed at an oblique angle as a result of one or more reflection bands in the visible region of the spectrum. The films however provide no substantial reflection bands in either the visible or near... | 08/14/2007 |
| 7230113 | Chemical compositions for authenticatable polymers and articles, and authentication methods thereof Disclosed are compositions comprising at least one [benzo[4,5]imidazo(heterocycle)] compound, said [benzo[4,5]imidazo(heterocycle)] compound selected from the group consisting of structures I and II, wherein R | 06/12/2007 |
| 7226087 | System and method for authenticating an article A method of applying an authentication image to an article is presented. The method comprises obtaining a digitized version of the authentication image, encoding the digitized version of the authentication image to produce an encoded latent image, and printing the e... | 06/05/2007 |
| 7217504 | Method of imaging The application, according to a desired image, of an absorbance controlling composition to a receiver having an imaging layer comprising a radiation absorbing component, such as a dye or pigment, with spectral absorbance properties susceptible to change on treatment... | 05/15/2007 |
| 7215450 | Optically variable element The present invention relates to an optically variable element having surface portions with achromatic surface structures and different scatter, diffraction and reflection characteristics. The achromatic surface structures are combined with a thin-film structure, wh... | 05/08/2007 |
| 7207494 | Laser etched security features for identification documents and methods of making same The invention provides a method of producing a security feature in an identification document. A core including a top surface and a bottom surface is provided. A first laminate is laminated in contact with the top surface. A second laminate is laminated in contact w... | 04/24/2007 |
| 7197980 | Engraving sheet and method of engraving the same An engraving sheet includes a support layer fabricated of biaxially oriented high-density polypropylene, and an engraving layer formed on the support layer and having an opacity of 40%. The engraving sheet is engraved from the engraving layer down to the support lay... | 04/03/2007 |
| 7186206 | Therapeutic method and device therefor A therapeutic device (10) is formed to have an area (11,12,13) upon which marking instruments (26) may be used to form a design. A subject (25) may use the area to form a design of a person that causes stress to the subject. The subject c... | 03/06/2007 |
| 7169615 | Method of authenticating polymers, authenticatable polymers, methods of making authenticatable polymers and authenticatable articles, and articles made there from Disclosed is a method of authenticating that a test polymer is an authenticatable polymer, wherein the authenticatable polymer has an authentication signal and comprises a substrate polymer and an optically variable tag, the optically variable tag having a fluoresce... | 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 |
| 7161720 | Embedded information carrier for optical data In a system for authenticating information, a holographic element, including a first layer of optical information in a first coded pattern and a second layer of optical information in a second coded pattern is inserted into a reader. The reader includes an opening i... | 01/09/2007 |
| 7157133 | Embossed reflective laminates This invention provides an embossed decorative composite laminate interlayer for use in reducing UV and IR energy transmittance through a glass laminate. One interlayer of the present invention comprises an embossed decorative composite disposed between a first and ... | 01/02/2007 |
| 7149013 | Optical element and method for the production thereof A method for producing an optical element, preferably a security feature, wherein a film having a first embossed hologram in an embossing layer is provided, and a second embossed hologram is embossed into the same embossing layer such that the first embossed hologra... | 12/12/2006 |
| 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 |
| 7133209 | Transparent molding composition for optical applications A molding composition which is composed of at least 60% by weight of transparent polyamide, where the molding composition comprises an effective amount of one or more optical brighteners, and where the amount of the optical brightener has been judged in such a way t... | 11/07/2006 |
| 7121693 | Lamp, especially for illuminating interiors A lamp assembly having a lens plate covering the opening and spaced from the lamp. The lens plate is provided with a multiplicity of microlenses such that the lens plate and lamp assembly generates a well defined light cone with a sharp demarcation between the dark ... | 10/17/2006 |
| 7121380 | Soundproofing laminated window for vehicles A method of acoustically attenuating noises of structure-borne origin in an article of manufacture by installing a laminated window having a glass sheet and an intermediate film, where the film has a loss factor tan δ greater than 0.6 and a shear modulus G′ small... | 10/17/2006 |
| 7122248 | Security articles This invention provides security articles comprising fibers, threads and fiber sections (“dots”) possessing multiple verification characteristics. The fibers possess unique and difficulty duplicated combinations of complex cross-sections, components, and multipl... | 10/17/2006 |
| 7094364 | Method of authenticating polymers, authenticatable polymers, methods of making authenticatable polymers and authenticatable articles, and articles made there from In one embodiment, a method for authenticating that a test polymer is an authenticatable polymer is disclosed wherein the authenticatable polymer comprises a substrate polymer and a thermochromic compound, the thermochromic compound having a first signal at a first ... | 08/22/2006 |
| 7086666 | Identification card with embedded halftone image security feature perceptible in transmitted light An information-bearing laminar assembly, suitable for use as an identification card, is disclosed. The assembly is characterized by the provision therein of an embedded halftone image security feature that becomes visible essentially only when the assembly is view i... | 08/08/2006 |
| 7089420 | Authentication method and system The present invention provides a method and apparatus for the production and labeling of objects in a manner suitable for the prevention and detection of counterfeiting. Thus, the system incorporates a variety of features that make unauthorized reproduction difficul... | 08/08/2006 |
| 7083834 | Method of preparing an anisotropic polymer film on a substrate with a structured surface An anisotropic polymer film with improved alignments prepared by coating onto a substrate with a structured surface. The polymer films thereby obtained are useful in optical and electrooptical devices for decorative and security applications. ... | 08/01/2006 |
