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| Number | Title | Issue Date |
| 8114579 | Manufacturing data-storage media using light-curable material Instances of data-storage media having pits and lands, such as individual DVDs or CDs, are manufactured by selectively illuminating a light-curable material to form cured regions corresponding to the lands. The selective illumination of the light-curable material ca... | 02/14/2012 |
| 8062836 | Method for manufacturing an optical filter for a stereoscopic image display device The present invention relates to a method for manufacturing an optical filter for a stereoscopic image display device, which forms an alignment layer having different orientating directions along a fine region via a one-time continuous photo orientation process. The... | 11/22/2011 |
| 8053177 | Light blocking plate, lens module having same and method for making same An exemplary light blocking plate includes a through hole defined at the center thereof and an opaque portion surrounding the through hole. The light blocking plate is comprised of a blackening agent and a PDMS. ... | 11/08/2011 |
| 8026046 | Method for producing multi-layer optical disk A method for producing a multilayer optical disk including a plurality of information storage layers is disclosed. The method includes a mastering step of preparing a plurality of metal dies, a replicating step of producing a base plate onto which a desired pattern ... | 09/27/2011 |
| 8007988 | Method for manufacturing lens forming master and method for manufacturing thin film transistor substrate using the same A method for manufacturing a lens forming master includes coating an organic insulation material on a substrate to form an organic insulation layer, removing a portion of the organic insulation layer with a laser which is irradiated through a first mask to form a le... | 08/30/2011 |
| 8003308 | Lithographic apparatus and device manufacturing method for writing a digital image A device manufacturing method is provided. The method includes generating a first patterned beam, projecting the first patterned beam onto a substrate to form a first plurality of spot exposures on the substrate, scanning the substrate in a direction while projectin... | 08/23/2011 |
| 7993819 | Electrowetting display devices and fabrication methods thereof Electrowetting display devices and fabrication methods thereof are presented. The electrowetting display device includes a first substrate and a second substrate with a polar fluid layer and a non-polar fluid layer insolvable to each other and interposed between the... | 08/09/2011 |
| 7993818 | Optical disk manufacturing method A method for manufacturing an optical disk having a middle layer on a substrate includes the steps of coating an ultraviolet curing resin over the substrate, irradiating ultraviolet rays to the ultraviolet curing resin and prepolymerizing the ultraviolet curing resi... | 08/09/2011 |
| 7989150 | Manufacturing method of optical waveguide An optical waveguide production method for producing an optical waveguide comprising the steps of: forming an under-cladding layer and an alignment mark from the same material on a substrate; forming a thin metal film on the alignment mark; forming a first transpare... | 08/02/2011 |
| 7985533 | Backlight having all-in-one type light guide plate and method of manufacturing all-in-one type light guide plate Provided is an all-in-one type light guide plate including a plurality of prism-shaped structures that are integrally formed on the all-in-one light guide plate and which totally internally reflect light incident from a light source and emit the totally internally r... | 07/26/2011 |
| 7968274 | Optical waveguide manufacturing method An optical waveguide manufacturing method which obviates a developing step and stably provides greater differences in refractive index between a core and cladding layers. A core formation photosensitive resin layer is formed on a surface of an under-cladding layer, ... | 06/28/2011 |
| 7964337 | Optical recording medium and method of producing the same An optical recording medium wherein characters can be easily recognized on an optical disk irradiated with a light through a light transmitting layer and a method of producing the same are provided. In an optical disk of a type that an optical recording layer is irr... | 06/21/2011 |
| 7955785 | Method for forming fine concavo-convex patterns, method for producing optical diffraction structure, and method for copying optical diffraction structure A method for forming fine concavo-convex patterns by using a relief formation material 3 having a relief formation layer 2 composed of a resin having thermoplasticity and a relief pattern sheet 6 having on a surface thereof fine concavo-convex p... | 06/07/2011 |
| 7955786 | Production of a multilayer optical recording medium using a stamper Provided is a light transmissive stamper having light transmissivity with respect to an ultraviolet ray and durability for repeated use. Specifically, on a light transmissive substrate, a light transmissive auxiliary layer and an inorganic resist layer are formed se... | 06/07/2011 |
| 7951527 | Method of forming an integrated optical polarization grid on an LCD substrate and liquid crystal display manufactured to include the grid A method of forming a wire grid polarizing pattern across the relatively large surface area of a display substrate includes using a nano imprint lithograph process wherein wire grid polarizing patterns are formed by bonding a stamp having a stamping area substantial... | 05/31/2011 |
| 7919230 | Thermal embossing of resist reflowed lenses to make aspheric lens master wafer Methods of forming a lens master wafer having aspheric lens shapes. In one embodiment, a substrate is coated with a polymer material. Isolated sections are formed in the polymer material. The isolated sections are reflowed. The reflowed sections are formed into asph... | 04/05/2011 |
| 7914976 | Production method for electroluminescent element The present invention provides a method for manufacturing an EL element including an organic EL layer forming process of forming an organic EL layer on a substrate, on which at least an electrode layer is formed; a peeling layer forming process of forming a peeling ... | 03/29/2011 |
| 7901870 | Adjusting optical properties of optical thin films An optical thin film can have a refractive index variation along a dimension that is perpendicular to its thickness. Two areas that have equal physical thicknesses can have different optical thicknesses. Including the thin film as a layer in a thin film optical filt... | 03/08/2011 |
| 7871760 | Method to fabricate a redirecting mirror in optical waveguide devices A method of fabricating a turning mirror for an optical device includes the steps of depositing on a substrate, which defines a plane in which an optical signal propagates in a propagating direction, a photoresist layer sensitive to electrons and to UV radiation. Th... | 01/18/2011 |
| 7867695 | Methods for mastering microstructures through a substrate using negative photoresist Microstructures are fabricated by impinging a radiation beam, such as a laser beam, through a substrate that is transparent to the laser beam, into a negative photoresist layer on the substrate. The negative photoresist layer may be subsequently developed to provide... | 01/11/2011 |
| 7838204 | Optical diffusers, photomasks and their methods of fabrication A large mask with random apertures may be formed by forming a smaller mask (also called a cell mask) with a random pattern of transmissive apertures which is then repeatedly replicated to create the large mask. The random pattern may be created by perturbing the ape... | 11/23/2010 |
| 7829267 | Stamper, method of forming a concave/convex pattern, and method of manufacturing an information recording medium A stamper is formed so that a thickness between a concave/convex pattern formation surface, where a concave/convex pattern is formed, and a rear surface gradually decreases in a predetermined area of the stamper. The predetermined area corresponds to an area where p... | 11/09/2010 |
| 7790361 | Methods of producing diffractive structures in security documents Various methods of producing a security document or article including a diffractive optical microstructure are disclosed. One method includes applying an opacifying layer (102) to at least one surface of a transparent substrate (100). An area of the op... | 09/07/2010 |
| RE41613 | Tunable bragg grating devices employing the same The present invention relates generally to electro-optically active waveguide segments, and more particularly to the use of a selective voltage input to control the phase, frequency and/or amplitude of a propagating wave in the waveguide. Particular device structure... | 08/31/2010 |
| 7781155 | Fabrication method of micro-lens and fabrication method of master for micro-lens A method of fabricating a micro lens, the method including: forming a photo-sensitive film on a substrate; placing a photo mask at a predetermined distance from a top of the photo-sensitive film; exposing the photo-sensitive film by varying an area of exposure of th... | 08/24/2010 |
| 7776517 | Method of producing a touch panel First, a display panel having a pixel region and a controlling circuit region is formed. Then a plurality of pixels arranged in array is formed in the pixel region. A plurality of orientation patterns that do not overlap the pixels is formed. Finally an input device... | 08/17/2010 |
| 7759051 | Laser mask and method of crystallization using the same A laser mask and method of crystallization using the same that can produce a polycrystalline silicon thin film having uniform crystallization characteristics. According to the present invention, a method of crystallization using a laser mask having a reference patte... | 07/20/2010 |
| 7749688 | Transverse electric-field type liquid crystal display device, process of manufacturing the same, and scan-exposing device A process of manufacturing a liquid crystal display device of transverse electric-field type, wherein a halftone photomask which is used to form a photoresist pattern has a fully light-shielding area preventing UV irradiation of a portion of an active matrix substra... | 07/06/2010 |
| 7732122 | Method for producing photonic crystals The invention relates to a process for producing photonic crystals by first providing an inorganic photoresist which, on illumination with energy greater than the electronic band gap of the photoresist, exhibits a phase alteration. Illumination of the photoresist wi... | 06/08/2010 |
| 7704683 | Process for producing patterned optical filter layers on substrates The invention provides a process for producing at least one optical filter layer segment on a substrate. The process includes applying a masking comprising a resist layer on a surface of the substrate, depositing a... | 04/27/2010 |
| 7704682 | Optical fiber having bragg grating and method of manufacturing the same The method of manufacturing the optical fiber having the Bragg grating includes the steps of applying heat from a heat source to a predetermined portion of the optical fiber and thus diffusing impurities existing in a core of the optical fiber into a cladding of the... | 04/27/2010 |
| RE41204 | Tunable bragg grating and devices employing the same The present invention relates generally to electro-optically active waveguide segments, and more particularly to the use of a selective voltage input to control the phase, frequency and/or amplitude of a propagating wave in the waveguide. Particular device structure... | 04/06/2010 |
| 7674573 | Method for manufacturing layered periodic structures A method of manufacturing a periodic grating structure for a component. The method includes forming first structured layer including a final periodic grating structure of a first material and a second material filling spaces between individual features of the final ... | 03/09/2010 |
| 7670758 | Optical films and methods of making the same Films for optical use, articles containing such films, methods for making such films, and systems that utilize such films, are disclosed. ... | 03/02/2010 |
| 7662544 | Method for manufacturing a master, master, method for manufacturing optical elements and optical element Disclosed are a method for manufacturing of a master for manufacturing of optical elements having optically effective structures by molding structures, which are formed on the master, onto a surface of an optical substrate, by providing a substrate; coating a surfac... | 02/16/2010 |
| 7651833 | Method for preparing photochromic film or plate The present invention relates to a method of preparing a photochromic film or plate comprising printing a photochromic substance in the unit of an independent spot on a part or the whole of a basic material and forming a protective layer on the basic material, on wh... | 01/26/2010 |
| 7642041 | Rotary apertured interferometric lithography (RAIL) A rotary apertured interferometric lithography (RAIL) system that includes interferometric lithography tools, a mask with a slit preferably with an arc shape, and a rotating stage is disclosed. The RAIL system could create a servo pattern of a recording-head traject... | 01/05/2010 |
| 7632628 | Stamper and method for production thereof The present invention relates to a stamper used for an injection molding of a resin material and a manufacturing method thereof. It is provided with such stamper as being excellent in durability in use without causing corrosion at a portion contacting with the resin... | 12/15/2009 |
| 7622245 | Manufacturing data-storage media using light-curable material Instances of data-storage media having pits and lands, such as individual DVDs or CDs, are manufactured by selectively illuminating a light-curable material to form cured regions corresponding to the lands. The selective illumination of the light-curable material ca... | 11/24/2009 |
| 7618768 | Method of forming micropattern, method of manufacturing optical recording medium master copy, optical recording medium master copy, optical recording medium stamper, and optical recording medium By using an existing, relatively inexpensive manufacturing device, micropatterns (e.g. guiding grooves, prepits) having such track pitch and pit pitch that are smaller than the diameter of a light spot are formed more finely. There are provided at least two layers, ... | 11/17/2009 |
