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Oyaizu, JP

Eiji Oyaizu, Yokohama-Shi JP

Patent application numberDescriptionPublished
20130083891INTENSIFYING SCREEN FOR X-RAY DETECTOR, X-RAY DETECTOR, AND X-RAY INSPECTION APPARATUS - In an embodiment, an X-ray detector has a transmissive fluorescence generating portion, and a reflective fluorescence generating portion. The transmissive and reflective fluorescence generating portions have at least one of an intensifying screen having a phosphor layer that contains praseodymium-activated gadolinium oxysulfide phosphor particles in which a ratio of particles having a particle diameter falling in ±30% of a center particle diameter is 45% by volume or more and their filling rate is 60% by volume or more, and an intensifying screen having a phosphor layer that contains europium-activated barium fluorochloride phosphor particles in which a ratio of particles having a particle diameter falling in ±30% of a center particle diameter is 45% by volume or more and their filling rate is 45% by volume or more.04-04-2013

Eiji Oyaizu, Kanagawa-Ken JP

Patent application numberDescriptionPublished
20090078891RADIATION SHIELDING SHEET - A radiation shielding sheet formed by filling a shielding material into an organic polymer material. The shielding material is an oxide powder containing at least one element selected from the group consisting of lanthanum (La), cerium (Ce), praseodymium (Pr), neodymium (Nd), samarium (Sm), europium (Eu) and gadolinium (Gd). The oxide powder has an average grain size of 1 to 20 μm, and a volumetric ratio of the shielding material filled in the radiation shielding sheet is 40 to 80 vol. %.03-26-2009

Hideki Oyaizu, Tokyo JP

Patent application numberDescriptionPublished
20080317289Image Processing Apparatus and Method, Program, and Medium Storing the Program Thereon - There is provided an image processing apparatus including motion vector extracting means for extracting a motion vector on a pixel basis from each of a plurality of input images, direct motion vector generating means for generating a direct motion vector to a pixel on an image for processing from a pixel on each of the plurality of input images, on the basis of motion vectors extracted by the motion vector extracting means, and synthesizing means for synthesizing the plurality of input images by using a pixel value of the pixel on each of the plurality of input images, on the basis of the direct motion vector generated by the direct motion vector generating means.12-25-2008
20090016698Moving Image Playback Apparatus, Moving Image Playback Method, and Program Thereof - A moving image playback apparatus includes: a data playback section playing back delta-sigma modulated data generated by performing delta-sigma modulation on pixel values of consecutive frames for each pixel; a video-data playback section performing filtering processing on the delta-sigma modulated data played back by the data playback section using a filter for each pixel to play back video data; and a control section controlling the filtering processing.01-15-2009
20100098352IMAGE PROCESSING METHOD AND APPARATUS, AND PROGRAM - When an output unit is capable of operation at a frame rate F and a resolution of x×y pixels, an imaging unit or an image input unit converts an image into an imaged frame in an internal data format having the frame rate F and a resolution of ix×jy pixels. An image converter converts the resolution of the imaged frame supplied from the imaging unit or the image input unit into a resolution that can be represented by the output unit, generating an output frame having x×y pixels. At this time, the image converter carries out predetermined resolution conversion based on a moving velocity of the image by blocks each having a predetermined size. Thus, such visual effect that an observer of the image of the output frame perceives the image at a resolution exceeding the actual resolution of the output frame is achieved.04-22-2010
20110214141CONTENT PLAYING DEVICE - A system for generating information on viewer emotional response to content is disclosed. The system may include a viewer response input unit configured to capture local data representing at least one of local viewer audio or local viewer video of a local viewer's response to content data, the content data representing at least one of content audio or content video. The system may also include a viewer emotion analysis unit configured to generate local viewer emotion information indicative of an emotional response of the local viewer to the content data, based on the local data.09-01-2011
20110243383IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND PROGRAM - An image processing device includes a reference background storage unit that stores a reference background image, an estimation unit that detects an object from an input image and estimates an approximate position and an approximate shape of the object that is detected, a background difference image generation unit that generates a background difference image obtained based on a difference value between the input image and the reference background image, a failure determination unit that determines whether a failure occurs in the background difference image based on a comparison between the background difference image that is generated by the background difference image generation unit and the object that is estimated by the estimation unit, a failure type identification unit that identifies a type of the failure, and a background image update unit that updates the reference background image in a manner to correspond to the type of the failure.10-06-2011
20110243451IMAGE PROCESSING APPARATUS AND METHOD, AND PROGRAM - An image processing apparatus includes a reference background storage unit for storing a reference background image, an estimating unit for detecting an object from an input image and estimating the rough position and shape of the detected object, a background difference image generation unit for generating a background difference image including a difference value between the input image and the reference background image, a calculation unit for calculating a relationship equation of pixel values between pixels corresponding to the background difference image excluding a region of the object estimated by the estimating means and the reference background image, a conversion unit for converting the pixel values of the reference background image based on the relationship equation and generating a pixel value conversion background image, and a background image update unit for performing replacement by the pixel value conversion background image and updating the reference background image.10-06-2011

Patent applications by Hideki Oyaizu, Tokyo JP

Keisuke Oyaizu, Kawasaki-Shi JP

Patent application numberDescriptionPublished
20120314838RADIATION IMAGING APPARATUS - A radiation imaging apparatus includes a grid holding unit including a grid for preventing scattering of X-rays, an imaging unit configured to capture an X-ray image, and a handle unit including a gripping handle. One of the grid holding unit, the imaging unit, and the handle unit includes a first detaching regulation unit configured to combine the grid holding unit and the imaging unit, a second detaching regulation unit configured to combine the imaging unit and the handle unit, a third detaching regulation unit configured to combine the grid holding unit and the handle unit, and an unlocking mechanism.12-13-2012

Kenichi Oyaizu, Chiba JP

Patent application numberDescriptionPublished
20080269184Niosome Having Metal Porphyrin Complex Embedded Therein, Process For Producing The Same And Drug With The Use Thereof - A niosome having a metalloporphyrin complex embedded therein comprising a cationized metalloporphyrin complex and a niosome-forming substance. The niosome having a metalloporphyrin complex embedded therein has an SOD activity, can interact with superoxide anionic radicals (O10-30-2008
20080289960Electrode for Superoxide Anion and Sensor Including the Same - An electrode for superoxide anions characterized by comprising a conductive component and, superimposed on a surface thereof, a film resulting from electrolytic polymerization of a metal thiofurylporphyrin/axial ligand complex; and a sensor for measuring a superoxide anion concentration including the same. The electrode for superoxide anions, by virtue of not only the excellent performance of electrode provided with the metal porphyrin complex polymer film, but also the presence of the axial ligand, can prevent poisoning by a catalyst poison such as hydrogen peroxide. Accordingly, in any of in vitro or in vivo environments, this electrode for superoxide anions enables detection of superoxide anion radicals without suffering any influence from a catalyst poison such as hydrogen peroxide. Moreover, quantitative assay of superoxide anions can be performed by the use of this electrode for superoxide anion in combination with a counter electrode or a reference electrode. Thus, this electrode for superoxide anions can find wide applicability in various fields.11-27-2008

Kenichi Oyaizu, Tokyo JP

Patent application numberDescriptionPublished
20080233466Catalyst Material and Process For Preparing the Same - This invention provides a catalyst material comprising a conductive material coated with a polynuclear complex molecule derived from at least two types of heteromonocyclic compounds and a catalyst metal coordinated to the coating layer of the polynuclear complex molecule, and a catalyst material comprising a conductive material coated with a polynuclear complex molecule derived from a heteromonocyclic compound and a catalyst metal, which is a composite of a noble metal and a transition metal, coordinated to the coating layer of the polynuclear complex molecule. Such catalyst material of the invention has excellent catalytic performance and serviceability as, for example, an electrode of fuel cells.09-25-2008
20090048096Porphyrin-based electrode catalyst - This invention provides a macrocyclic-organic-compound-based catalyst for reducing oxygen having high oxygen-reducing activity. This oxygen-reducing catalyst comprises a conductive support and, supported thereon, a porphyrin complex represented by formula (I):02-19-2009
20090246601PROCESS FOR PREPARING CATALYST MATERIAL - The present invention is intended to provide a catalyst material that supports active species densely, thereby having higher catalytic performance and serviceability as, for example, an electrode for fuel cells. To achieve the above object, the present invention provides a process for preparing a catalyst material, including: an electrochemical polymerization step of electrochemically polymerizing a heteromonocyclic compound so that the surface of a conductive material is coated with polynuclear complex molecules derived from the heteromonocyclic compound; and a metallation step of coordinating a catalytic metal to the coating layer of the polynuclear complex molecules, characterized in that the potential applied in the electrochemical polymerization is 0.8 to 1.5 V.10-01-2009
20100015506CATALYST MATERIAL AND PROCESS FOR PREPARING THE SAME - A catalyst material that bears active species densely, thereby having higher catalytic performance and serviceability, for example, as an electrode for fuel cells. A catalyst material, wherein a conductive material whose surface physically adsorbs a polymerizable ligand having an electrochemically polymerizable heterocycle and an electron-withdrawing group bonded to the heterocycle or is coated with polynuclear complex molecules formed by electrochemical polymerization of the polymerizable ligand having an electrochemically polymerizable heterocycle and an electron-withdrawing group bonded to the heterocycle. A catalytic metal is coordinated to the adsorption layer of the polymerizable ligand having an electrochemically polymerizable heterocycle and an electron-withdrawing group bonded to the heterocycle, or to the coating layer of the polynuclear complex molecules.01-21-2010
20120095179PYRROLINE-BASED NITROXIDE POLYMER AND BATTERY USING SAME - The present invention provides a pyrroline nitroxide polymer, an electrode active material containing the polymer, and a cell utilizing the electrode active material.04-19-2012
20120119193PHOTOELECTRIC ELEMENT - A photoelectric element provided with an electron transport layer having excellent electron transport property and sufficiently wide reaction interface, and that has excellent conversion efficiency.05-17-2012
20120187387PHOTOELECTRIC ELEMENT - Disclosed is a photoelectric element having an excellent conversion efficiency and provided with a hole transporting layer that is endowed with excellent hole transporting properties and a sufficiently large reaction interface.07-26-2012
20130025683PHOTOELECTRIC ELEMENT - The present invention provides a photoelectric conversion element comprising: an electron transport layer which has an excellent electron transport property and a sufficient reaction interface, and having excellent conversion efficiency. In the present invention, a photoelectric conversion element comprises: a first electrode; a second electrode; a stack of an electron transport layer and hole transport layer, the stack being interposed between the first electrode and the second electrode; an electrolyte solution; and a conductive agent; the electron transport layer containing an organic compound having a redox moiety causing repetitive oxidation-reduction reactions, the electrolyte solution being selected to give stable reduction condition of the redox moiety, the organic compound and the electrolyte solution being cooperative to form a gel layer. Wherein the conductive agent is present within the gal layer and kept at least partly in contact with the first electrode.01-31-2013

Patent applications by Kenichi Oyaizu, Tokyo JP

Kenichi Oyaizu, Shinjuku-Ku JP

Patent application numberDescriptionPublished
20110146796PHOTOELECTRIC DEVICE - This invention aims to provide a photpelectrical device with a superior conversion efficiency, which comprises an electron transport layer giving a superior electron-transporting performance and a sufficiently large dimentional interface. The photoelectric device further comprises a pair of electrode and a hole transport layer with the electron transport layer and the hole transport layer being interposed between electrodes. The electron transport layer is made of an organic compound having a redox moiety capable of being oxidized and reduced repeatedly. The organic compound is included in a gel layer containing an electrolyte solution which stabilizes a reduction state of the redox moiety.06-23-2011
20120181516LIGHT-ABSORBING MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT - The present invention provides a light-absorbing material capable of providing high photoelectric conversion efficiency when applied to a photoelectric conversion element.07-19-2012

Kenichi Oyaizu, Kamagaya-Shi JP

Patent application numberDescriptionPublished
20120039987NIOSOME HAVING METAL PORPHYRIN COMPLEX EMBEDDED THEREIN, PROCESS FOR PRODUCING THE SAME AND DRUG WITH THE USE THEREOF - A niosome having a metalloporphyrin complex embedded therein comprising a cationized metalloporphyrin complex and a niosome-forming substance. The niosome having a metalloporphyrin complex embedded therein has an SOD activity, can interact with superoxide anionic radicals (O02-16-2012
20120145562ELECTRODE FOR SUPEROXIDE ANION AND SENSOR INCLUDING THE SAME - An electrode for superoxide anions which contains a conductive component and, superimposed on a surface thereof, a film resulting from electrolytic polymerization of a metal thiofurylporphyrin/axial ligand complex; and a sensor for measuring a superoxide anion concentration including the same. The electrode for superoxide anions can prevent poisoning by a catalyst poison such as hydrogen peroxide. Accordingly, in any of in vitro or in vivo environments, this electrode for superoxide anions enables detection of superoxide anion radicals without suffering any influence from a catalyst poison such as hydrogen peroxide. Moreover, quantitative assay of superoxide anions can be performed with this electrode for superoxide anion in combination with a counter electrode or a reference electrode. Thus, this electrode for superoxide anions can find wide applicability in various fields.06-14-2012

Naoki Oyaizu, Komaki-Shi JP

Patent application numberDescriptionPublished
20120199237HOSE FOR TRANSPORTING REFRIGERANT AND METHOD OF PRODUCING THE SAME - To provide a hose for transporting a refrigerant, a butyl rubber layer 08-09-2012

Satoshi Oyaizu, Tokyo JP

Patent application numberDescriptionPublished
20110131038EXCEPTION DICTIONARY CREATING UNIT, EXCEPTION DICTIONARY CREATING METHOD, AND PROGRAM THEREFOR, AS WELL AS SPEECH RECOGNITION UNIT AND SPEECH RECOGNITION METHOD - An exception dictionary creating device, an exception dictionary creating method, and a program therefor allowing creating an exception dictionary are provided for affording high speech recognition performance while reducing the size of the exception dictionary, as well as a speech recognition device and a speech recognition method capable of recognizing a speech with high accuracy of recognition by using the exception dictionary. To achieve this, a text-to-phonetic symbol converting unit (06-02-2011

Tsuyoshi Oyaizu, Hiratsuka-Shi JP

Patent application numberDescriptionPublished
20100053034FACE PANEL FOR COLOR IMAGE DISPLAY APPARATUS, PANEL FOR COLOR IMAGE DISPLAY APPARATUS, AND COLOR IMAGE DISPLAY APPARATUS - There is provided a face panel for a color image display apparatus according to the present invention, comprising a transparent substrate, a plurality of phosphor layers disposed on the transparent substrate for emitting different color lights, and a plurality of transmittance adjustment layers interposed between the transparent substrate and the plurality of phosphor layers in correspondence to the plurality of phosphor layers, respectively, for adjusting the transmittances of the lights emitted from the plurality of phosphor layers, wherein, 03-04-2010
20120139818FACE PANEL FOR COLOR IMAGE DISPLAY APPARATUS, PANEL FOR COLOR IMAGE DISPLAY APPARATUS, AND COLOR IMAGE DISPLAY APPARATUS - A display panel includes a face plate having a transparent substrate, a plurality of phosphor layers disposed on the transparent substrate for emitting different color lights, and a plurality of transmittance adjustment layers interposed between the transparent substrate and the plurality of phosphor layers. Each transmittance adjustment layer corresponds to each phosphor layer for adjusting the transmittances of the lights emitted from the plurality of phosphor layers, and the transmittance adjustment layers have a filtering function with an approximately constant transmittance in the visible light wavelength region. In addition, a rear plate has a plurality of display elements each corresponding to each phosphor layer, wherein the face plate and the rear plate are disposed so that the phosphor layers formed on the face plate are opposite to the display elements formed on the rear plate.06-07-2012

Patent applications by Tsuyoshi Oyaizu, Hiratsuka-Shi JP

Tsuyoshi Oyaizu, Yokohama-Shi JP

Patent application numberDescriptionPublished
20100096965LIGHTING DEVICE - A lighting device includes a printed wiring board, a plurality of light-emitting elements, a sealing member, and a color conversion unit, and an adhesive layer. The sealing member has light transmitting properties and seals the light-emitting elements mounted on the printed wiring board. The color conversion unit includes a cover member of light transmitting properties, and a fluorescent substance layer provided on the inner surface of the cover member. The adhesive layer has light-transmitting properties, and adheres the sealing member to the fluorescent substance layer of the color conversion unit in an airtight manner.04-22-2010
20100103680LIGHT-EMITTING MODULE AND ILLUMINATING APPARATUS - A light-emitting module includes a substrate, a wiring pattern, and a light-emitting device that generates heat. The substrate includes a metal base and an insulating base that is stacked on the metal base and has a mount surface on the opposite side of the metal base. The insulating base has a plurality of insulating layers stacked on one another. The wiring pattern is provided on the mount surface of the substrate. The light-emitting device is mounted on the mount surface of the substrate and is electrically connected to the wiring pattern.04-29-2010
20100135034ELECTRONIC COMPONENT MOUNTING MODULE AND ELECTRICAL APPARATUS - The invention provides an electronic component mounting module capable of increasing the adhesion between the board and the heat radiating member, improving the thermal conductivity, and effectively radiating heat generated from the LEDs being an electronic component. The LEDs are mounted on the surface of the ceramics board, and the rear surface 06-03-2010
20100165624LIGHT SOURCE MODULE AND LIGHTING APPARATUS - A light source module includes a module substrate, a metal conductor, a plurality of semiconductor light emitting elements, a white diffuse reflection layer, and translucent sealing members. The metal conductor is provided in a predetermined pattern on a front surface of the module substrate. The semiconductor light emitting elements are electrically connected to the metal conductor and mounted on the front surface of the module substrate. The white diffuse reflection layer includes a plurality of holes in which the semiconductor light emitting elements are located, is thinner than the semiconductor light emitting elements, and is laminated to the front surface of the module substrate. The translucent sealing members bury the semiconductor light emitting elements, project below the diffuse reflection layer, and are mixed with a phosphor.07-01-2010

Tsuyoshi Oyaizu, Yokosuka-Shi JP

Patent application numberDescriptionPublished
20110063842LIGHT-EMITTING DEVICE AND ILLUMINATION DEVICE - According to one embodiment, a light-emitting device includes a ceramic substrate, a plurality of light-emitting elements, and pressure member. The substrate includes a first surface in contact with a thermally radiative member, a second surface positioned in a side opposite to the first surface, and an outer circumferential surface which bridges outer circumferential edges of the first surface and the second surface. The light-emitting elements are mounted on the second surface of the substrate. The pressure member elastically press the substrate toward the thermally radiative member. A gap is provided between the pressure member and the outer circumferential surface of the substrate.03-17-2011
20110156613LIGHTING APPARATUS - According to one embodiment, a lighting apparatus includes a conductive main body at a ground potential, a light-emitting device in the main body, and a lighting control device configured to supply power to the light-emitting device. The light-emitting device includes a substrate including an insulation layer, and a radiation layer with a thermal conductivity, formed of conductive material and laminated on the insulation layer, a plurality of light-emitting elements mounted on the radiation layer, and a power supply wiring configured to electrically connect the light-emitting elements and to make the radiation layer electrically nonconductive.06-30-2011
20110199021LIGHT-EMITTING DEVICE AND LIGHTING APPARATUS PROVIDED WITH THE SAME - According to one embodiment, a light-emitting device includes a substrate including an insulating surface, a plurality of light-emitting elements mounted on the surface of the substrate and electrically connected to each other, a positive power feeding conductor and a negative power feeding conductor mounted on the surface of the substrate to feed power to the light-emitting elements, lead-out terminals leading from the power feeding conductors, to the outside of an mounting area of the light-emitting elements, and an anti-noise part connected to the lead-out terminals and arranged outside the mounting area.08-18-2011
20110278632LIGHT EMITTING DEVICE AND ILLUMINATION DEVICE - According to one embodiment, a light emitting device includes a substrate, a light emitting element and connectors. The substrate has a surface and a back face, and power supply terminals are formed on the surface. The light emitting element is mounted on the surface of the substrate. The connector includes a contact portion coming into contact with, the power supply terminal on the surface side of the substrate and a connector terminal having a wire connection portion projecting on the back face side of the substrate, and a power supply wire is connected to the wire connection portion of the connector terminal.11-17-2011
20110310609LIGHT EMITTING DEVICE AND ILLUMINATION APPARATUS - According to one embodiment, a light emitting device includes: a substrate a back face side of which is disposed on a mounting member; a plurality of light emitting elements mounted on a surface side of the substrate; and a power supply terminal provided on the surface side of the substrate and electrically connected to the light emitting elements. The power supply terminal is connected to electrical connecting units by elastic pressing force directed from the surface side of the substrate to the mounting member side. A mechanical fixing unit has a pressing portion brought into contact with the surface side of the substrate. The mechanical fixing units fix the substrate to the mounting member with use of elastic pressing force of the pressing portions directed from the surface side of the substrate to the mounting member side.12-22-2011
20110317416LIGHT-EMITTING MODULE AND LIGHTING APPARATUS WITH THE SAME - According to one embodiment, a light-emitting module includes a module substrate, a first wiring pattern provided on the module substrate and including a common wire connecting portion, a second wiring pattern provided on the module substrate and including a first wire connecting portion, a second wire connecting portion, and a middle pattern portion, a first light-emitting element group arranged between the common wire connecting portion and the first wire connecting portion and including semiconductor light-emitting elements connected in series and being electrically connected to the common wire connecting portion and the first wire connecting portion, and a second light-emitting element group arranged between the common wire connecting portion and the second wire connecting portion and including semiconductor light-emitting elements connected in series and being electrically connected to the common wire connecting portion and the second wire connecting portion.12-29-2011
20120026738LIGHT-EMITTING APPARATUS AND ILLUMINATION APPARATUS - According to one embodiment, a light-emitting apparatus includes a substrate, an attachment member, and a mechanical fixing component. The substrate has light-emitting elements mounted on one surface side thereof. The attachment member includes a concave portion in which the substrate is arranged with a gap between the substrate and a side circumference of the concave portion. The mechanical fixing component includes a pressure portion that is in contact with the one surface side of the substrate, the mechanical fixing component being configured to hold the substrate in the concave portion of the attachment member by elastic pressing force of the pressure portion acting in a direction from the one surface side toward the other surface side of the substrate.02-02-2012
20120300430LIGHT-EMITTING MODULE AND LIGHTING APPARATUS - According to one embodiment, a light-emitting module includes a light-transmissive substrate, an LED chip arranged on one surface of the light-transmissive substrate, and a phosphor layer surrounding the LED chip. The phosphor layer includes a first phosphor layer covering one surface of the LED chip and a second phosphor layer covering the other surface side of the light-transmissive substrate and being continuous with the first phosphor layer.11-29-2012
20120305963LIGHT-EMITTING DEVICE AND LUMINAIRE - According to one embodiment, a light-emitting device includes a substrate, a reflecting layer formed on the substrate, a light-emitting element placed on the reflecting layer, and a sealing resin layer that covers the reflecting layer and the light-emitting element. The oxygen permeability of the sealing resin layer is equal to or lower than 1200 cm12-06-2012