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Dai Nippon Printing Co., Ltd. Patents
Assignee:
Dai Nippon Printing Co., Ltd.
Address:
Shinjuku-Ku, JP
No. of patents:
940
Patents:


1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19


Patent Number Title Of Patent Date Issued
RE40655 Polarization light splitting film, backlight system and liquid crystal display having particular March 10, 2009
A polarization light splitting film having a light receiving side and a light transmitting side. The polarization light splitting film includes an optical rotation selection layer at the light receiving side for reflecting one of right and left circularly polarized components of a li
RE40226 Rear projection screen having reduced scintillation April 8, 2008
A rear projection screen of the present invention includes lens sheets or optical sheets having an optical function of condensing or diffusing light. The lens sheets or optical sheets have, as a whole, two or more diffusing layers (diffusing parts) separately provided in the light-tr
7623201 Liquid-crystal display November 24, 2009
In a liquid-crystal display (10), unpolarized light from a light source (12) passes through a linear polarization separation layer (14) and strikes a liquid-crystal cell (16). The liquid-crystal cell (16), in response to an applied electrical field, changes the direction of a directo
7622166 Optical element, process for producing the same, substrate for liquid crystal alignment, liquid November 24, 2009
An optical element and a process for producing the optical element are provided. The optical element includes a light transparent substrate and a first birefringence layer provided on the substrate. The first birefringence layer includes a polymerizable liquid crystal having rodlike
7621420 Container with auto-opening lid November 24, 2009
In a container with a lid including a container main body, an upper lid attached to the container main body so as to open and close a take-out port of the container main body, a plate spring for urging the upper lid in an opening direction, and a push button that can be operated between
7620585 Electronic contract system November 17, 2009
In order to give sufficient evidential admissibility to the content of a contract made online, contractual terms data C that shows a character string of contractual terms is prepared and stored by a processor on the side of a transacting party A. The data C is then transmitted to a p
7618750 Hologram recording sheet, holographic optical element using said sheet, and its production proce November 17, 2009
The hologram recording sheet according to the invention is made up of a base film and hologram sensitive materials sensitive to different wavelength regions formed therein in a desired pattern, or a film and at least two hologram recording sensitive materials sensitive to different w
7618359 Heat-insulating container and apparatus for producing the same November 17, 2009
A heat-insulating container is used for an instant dried food and is excellent in heat-insulating property, design and economy. The container comprises a paper cup body with a bottom, which has an inner surface coated with a polyolefin resin and is provided with an outward curled por
7615388 Electroluminescent element November 10, 2009
The main object of the present invention is to provide a method for producing an EL element for realizing the high luminous efficiency, the high light takeout efficiency, the simplicity of the production process, and the formation of highly fine patterns. In order to achieve the abov
7615321 Color filter November 10, 2009
A main object of the present invention is to provide a high-quality color filter wherein the shapes of colored layer, as individual pixels, are even in the whole. To achieve the object, the present invention provides a color filter comprising: a base material; a light shielding part form
7605894 Phase difference control component having columnar material October 20, 2009
The invention has for its object the provision of a phase difference control component that, albeit comprising a phase difference control layer formed of a polymerizable liquid crystal, enables a given spacing to be maintained between opposite substrates, etc. A phase difference cont
7599117 View angle control sheet and display device October 6, 2009
A view angle control sheet having a wide view angle, in which diffuse light from a screen image source is effectively utilized to suppress a decrease in screen brightness while a decrease in image contrast caused by an outside light beam is suppressed to prevent generation of a ghost
7599041 Liquid crystal display October 6, 2009
A liquid crystal display using a ferroelectric liquid crystal, which can give mono-domain alignment of the ferroelectric liquid crystal without forming alignment defects such as zigzag defects, hairpin defects and double domains and which is so remarkably good in alignment stability
7597968 Substrate for pattern formation October 6, 2009
A substrate for pattern formation, which includes a base material, a wettability inhibition part formed in a functional part formation region to be provided with a functional part on the base material, and a wettability inhibition examining part formed in a functional part non format
7597259 SIM reader/writer and cellular phone October 6, 2009
A SIM reader/writer 1 can be removably loaded with a SIM 2. The SIM reader/writer 1 has a case 1a, a controlling IC chip 3 placed in the case 1a, a USB/ISO7816 conversion IC chip 10, and an coil antenna 11a for noncontact communication placed in the case 1a. The case 1a is provided w
7595462 Plasma processing method and plasma processing apparatus September 29, 2009
A plasma processing is performed by using a plasma processing apparatus which includes a first electrode and a second electrode disposed relatively movable to the first electrode between which an object to be processed is disposed, and a solid dielectric material disposed to be conti
7595099 Method of producing anisotropic optical element September 29, 2009
The present invention provides a method of producing simply and precisely an anisotropic optical element having optical properties that are anisotropic with respect to a direction of a normal to an element plane. After forming an uncured film by applying flatwise a radiation-polymeri
7594733 Converging sheet, surface light source unit, and transmission type display September 29, 2009
A converging sheet includes a light-emerging-side lens member formed of a plurality of unit lenses of convex shape that are arranged on a light-emerging side, and a scattering layer that is formed along a surface of each unit lens and scatters light. The scattering layer includes lig
7589804 Color filter and liquid crystal display comprising the same September 15, 2009
The present invention provides a color filter that makes a liquid crystal display satisfactorily reproduce halftone color by effectively reducing color shift that occurs when the color on the liquid crystal display is changed stepwise from white to black, and a liquid crystal display
7588815 Mask blank for charged particle beam exposure, method of forming mask blank and mask for charged September 15, 2009
The present invention provides a mask blank used for the charged particle beam exposure made by employing an SOI substrate having a silicon membrane higher reliability in quality, without the problem of deformation due to the compression stress of a silicon oxide film as an intermedi
7588157 In-mold label system plastic container September 15, 2009
The main object is to provide an inmold labeled type plastic container which can be fabricated, even if there are some dimensional errors in the inmold label, with no damage to aesthetic design or no drop in yield is to be provided, and further an inmold labeled type plastic container
7585560 Optical laminate September 8, 2009
The present invention discloses an optical laminate that exhibits optical properties such as reflection prevention and interference fringe prevention. The optical laminate comprises: a light transparent base material; and an anti-dazzling layer provided on the light transparent base
7585365 Corundum crystal formed body September 8, 2009
A corundum crystal formed body having a corundum crystal grown directly on a base material and a production process capable of producing the corundum crystal formed body easily at low costs. The a corundum crystal formed body has a platinum base material and a corundum crystal portion
7583341 Anisotropic optical element September 1, 2009
The present invention provides an anisotropic optical element having optical properties that are anisotropic with respect to a direction of a normal to an element plane, being capable of preventing a projection screen or the like from mirroring a light source. The anisotropic optical
7582393 Transfer mask blank, transfer mask, and transfer method using the transfer mask September 1, 2009
It is an object of the present invention to effectively manufacture a charged-particle beam lithography mask, an X-ray lithography mask, or an extreme ultraviolet beam lithography mask by using, for example, an existing writer such as an electron beam writer for photomasks, while ach
7582336 Method of producing optical element and apparatus for producing optical element September 1, 2009
The present invention provides a method of producing an optical element the haze of which is efficiently reduced and an apparatus for producing the optical element. An optical element which includes a base material having light transmittance and a functional layer containing a functional
7580187 Diffractive optical element and optical low-pass filter utilizing the same August 25, 2009
The invention provides a diffractive optical element that can be used as a light beam splitter device, an optical low-pass filter or the like having a two-dimensionally multi-valued fine periodic structure. The surface of a transparent substrate for the diffractive optical element is div
7580170 Fabrication method for a computer-generated hologram or a holographic stereogram in which a thre August 25, 2009
A method for fabricating a computer-generated hologram or a holographic stereogram can reconstruct a three-dimensional object having visualized cross-sectional surfaces, wherein the three-dimensional object composed only of surface data is processed to have visualized cross-sectional
7579119 Hologram recording sheet, holographic optical element using said sheet, and its production proce August 25, 2009
The hologram recording sheet according to the invention is made up of a base film and hologram sensitive materials sensitive to different wavelength regions formed therein in a desired pattern, or a film and at least two hologram recording sensitive materials sensitive to different w
7576914 Light-diffusing sheet August 18, 2009
A light-diffusing sheet having a flat entrance surface and an exit surface parallel to the entrance surface, the light-diffusing sheet includes a sheet body, and a plurality of wedge-shaped parts, each being embedded on the side of the exit surface of the sheet body and expanding toward
7575854 Method for manufacturing microlens August 18, 2009
A main object of the present invention is to provide a method for manufacturing a microlens that can easily form a microlens having a smooth shape, in which a maximum thickness position is different from a gravity center position. To attain the object, the present invention provides
7575845 Structure for pattern formation, method for pattern formation, and application thereof August 18, 2009
A structure for pattern formation adapted for optically forming a pattern, characterized by comprising: a photocatalyst-containing layer provided on a substrate, the photocatalyst-containing layer containing a material of which the wettability is variable through photocatalytic action up
7575786 Process for producing optical element August 18, 2009
A process for producing an optical element having a patterned quarter-wave retardation for use in a semitransmission reflection liquid crystal display device is provided. The process includes the steps of coating a coating liquid including a polymerizable liquid crystal onto a base m
7574440 Information processing apparatus, and method for retaining security August 11, 2009
When a user, who has logged onto an information processing apparatus (100), executes a logoff procedure, a saving unit (160) executes the following processes. Firstly, from among the files residing in a data storage unit (110), any files that are recognized as requiring a security pr
7573622 Computer hologram and creation method thereof August 11, 2009
An original image (10), a recording surface (20), and a reference light (R) are defined and a large number of calculation points (Q(x, y)) are defined at a predetermined pitch on the recording surface (20). For each of the calculation points, intensity of interference wave, formed by an
7570331 Liquid crystal display August 4, 2009
A liquid crystal display including two alignment substrates having a base material, an electrode layer and alignment layer, with a ferroelectric liquid crystal interposed therebetween. One of the two alignment layers for controlling the alignment of the ferroelectric liquid crystal has a
7569334 Method of manufacturing for conductive pattern substrate August 4, 2009
In the present invention, the problem of stability deterioration of the obtained conductive pattern substrate at the time of forming a conductive pattern by an additive method when a layer having reactivity remains on the substrate is to be solved. According to pattern exposure with a ph
7569330 Method for manufacturing pattern of light shielding layer and pattern forming body of light shie August 4, 2009
A method for manufacturing a pattern of a light shielding layer and a patter forming body of light shielding layer. After placing a photocatalyst containing layer side substrate having a base material and a photocatalyst containing layer, and a pattern forming body substrate having a
7569315 Color filter and method of producing same August 4, 2009
A main object of the present invention is to provide a high-quality color filter having a colored layer formed by use of a difference in wettability in the surface of a photocatalyst containing layer, wherein white spots and color unevenness are not present in the colored layer and a
7569277 Optical laminate August 4, 2009
The present invention disclosed an optical laminate that can realize excellent contrast and image visibility. The optical laminate comprises: a light transparent base material; and an antistatic agent-containing hardcoat layer and a lower-refractive index layer provided in that order
7568820 Light-controlling sheet and surface illuminant unit August 4, 2009
The present invention is a light-controlling sheet for making light emitted from light sources uniform and/or converging the light. The light-controlling sheet includes a lens part having a large number of rod-like unit lenses arranged in parallel, with a lens surface of each unit le
7567219 Merchandise management system and information storage medium July 28, 2009
A merchandise management system comprises a shelf tag provided in an exhibit position of a product, and a portable reader/writer for changing a display content on the shelf tag. The shelf tag comprises a display section using an electronic paper, an IC tag, a control section which ch
7564606 Computer-generated hologram July 21, 2009
To prepare very high resolution computer-generated hologram having many numbers of parallaxes, a computer-generated holographic stereogram, with virtual point light source group set up spatially on a side opposite to the hologram observation side, luminance angular distribution A.sub.WLc
7563545 Hologram transfer sheet and intermediate transfer recording medium July 21, 2009
It is an object of the invention is to provide a hologram transfer sheet comprising: at least, a peelable layer; a relief formation layer having a relief; and a metal thin layer, which are sequentially formed on a substrate, capable of preventing a crack or discoloration of the metal
7563534 Package containing roll of long electrode plate July 21, 2009
A package containing a roll of a long electrode plate which is a package for storing a roll of a long electrode plate, making it is possible to simplify the work process of containing and packaging the roll of a long electrode plate and prevent the electrode performance from deterioratio
7562626 Method of producing scratch printing product by using scratch layer transfer sheet July 21, 2009
A scratch layer transfer sheet comprising a substrate film and a transferable scratch layer disposed on one surface of the substrate film, the transferable scratch layer comprising a hiding layer, being able to be thermally transferred to the print surface of a transfer-receiving mat
7561047 Noncontact tag and method for producing the same July 14, 2009
A noncontact IC tag 1 comprises a base film 11, an antenna pattern 2 and an IC chip 3 that are on the base film 11, and a surface-protective member 4 covering the antenna pattern 2 and the IC chip 3. Between the surface-protective member 4 and the base film 11 are present two strip m
7560284 Fine particles containing rare earth element and fluorescent probe using the same July 14, 2009
Fine particles whose excitation light is not UV light or the like which has negative effects on a subject to be analyzed. The excitation light is emitted stably, and has excellent light emitting efficiency. Also a fluorescent probe including: fine particles containing a rare earth el
7560158 Anti-dazzling film July 14, 2009
Disclosed is an anti-dazzling film which, when provided on the surface of a display, can prevent the dazzle of the display caused by reflection of light introduced through a window, light emitted from room lighting equipment, etc. with high efficiency and, at the same time, can suppress
7557500 Electroluminescent element and method for manufacturing the same July 7, 2009
A main object of the present invention is to provide an EL element in which an inconvenience, resulting from uneven film thickness or generation of small clearances at a boundary in between layers due to a liquid repellent treatment, is prevented.In order to achieve the object, the p
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