Patents by Inventor Yasushi Nagata

Yasushi Nagata has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20100314547
    Abstract: There is provided a scintillator plate which is superior in productivity, exhibits enhanced light extraction efficiency of a scintillator and enhanced sharpness and results in reduced deterioration in sharpness between flat light-receiving element surfaces. There are also provided a scintillator panel and a flat panel radiation detector by use thereof. The scintillator plate comprises a reflection layer, a resinous anticorrosion layer and a scintillator layer provided sequentially in this order on a heat-resistant resin substrate, wherein the scintillator plate is employed, as a component for a flat panel radiation detector, without being physicochemically adhered to the surface of a flat light-receiving element.
    Type: Application
    Filed: September 19, 2007
    Publication date: December 16, 2010
    Applicant: KONICA MINOLTA MEDICAL & GRAPHIC, INC.
    Inventors: Shinji Kudo, Yasushi Nagata
  • Publication number: 20100298804
    Abstract: It is an object of the present invention to provide a drug container excellent in unsealability, gas barrier property, contamination resistance, heat resistance, antiblocking property and transparency, and to provide a multilayer film for production of the drug container. To achieve the object, the drug container is formed, for example, of a multilayer film including a first layer (1) composed of a linear ethylene/?-olefin copolymer having a density of 0.930 to 0.950 g/cm3, a second layer (2) and a fourth layer (4) each composed of a mixture containing a linear ethylene/?-olefin copolymer having a density of 0.860 to 0.920 g/cm3 and a linear ethylene/?-olefin copolymer having a density of 0.930 to 0.950 g/cm3 in a weight ratio of 95:5 to 40:60, a third layer (3) composed of a polycycloolefin, and a fifth layer (5) composed of a mixture containing a polyethylene and a polypropylene, the fifth layer 5 serving as an innermost layer.
    Type: Application
    Filed: July 15, 2008
    Publication date: November 25, 2010
    Inventors: Fujio Inoue, Isamu Tateishi, Yasushi Morimoto, Tatsuro Tsuruoka, Yasushi Nagata
  • Patent number: 7826264
    Abstract: The present invention realizes a semiconductor integrated circuit device for driving liquid crystal (liquid crystal control driver IC) capable of easily setting drive conditions and the like according to specifications of a liquid crystal display to be used. An electrically-programmable nonvolatile memory circuit (EPROM) or an electrically erasable and programmable nonvolatile memory circuit (EEPROM) is provided in a semiconductor integrated circuit device for driving a liquid crystal display, and setting information is stored in the memory circuit. The memory circuit is constructed by a normal device which can be formed in the same process as a semiconductor manufacturing process of forming devices of other circuits.
    Type: Grant
    Filed: May 26, 2006
    Date of Patent: November 2, 2010
    Assignee: Renesas Electronics Corporation
    Inventors: Yasushi Kawase, Susumu Ishida, Takesada Akiba, Yasushi Nagata, Naoki Miyamoto, Kazuyoshi Shiba
  • Patent number: 7663118
    Abstract: A scintillator panel comprising: (a) a scintillator sheet comprising: (i) a substrate, and (ii) a phosphor layer formed on the substrate; (b) a first protective film provided on a phosphor layer side surface of the scintillator sheet; and (c) a second protective film provided on a substrate side surface of the scintillator sheet, wherein (d) the scintillator sheet is sealed by the first protective film and the second protective film; and (e) the first protective film is not substantially coherent with the phosphor layer.
    Type: Grant
    Filed: June 25, 2007
    Date of Patent: February 16, 2010
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventors: Takehiko Shoji, Yasushi Nagata
  • Patent number: 7663110
    Abstract: A scintillator panel comprising a scintillator plate containing a substrate having thereon a reflective layer, a sublayer and a scintillator layer in that order, wherein the scintillator plate is sealed with: a first protective film provided on a side of the scintillator layer; and a second protective film provided on a side of the substrate opposite the scintillator layer, wherein the first protective layer is not adhered to the scintillator layer, and the second protective layer contains an aluminum layer.
    Type: Grant
    Filed: February 20, 2008
    Date of Patent: February 16, 2010
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventors: Shinji Kudo, Yasushi Nagata
  • Patent number: 7658899
    Abstract: A production method of nano-sized silicon crystal particles comprising the step of allowing monosilane to be oxidized in a bulk liquid phase to form the nano-sized silicon crystal particles within the bulk liquid phase, wherein a liquid of the bulk liquid phase is an unsaturated hydrocarbon free from an oxidizing gas; and isolating the nano-sized silicon crystal particles from the bulk liquid phase.
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: February 9, 2010
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventors: Yasushi Nagata, Kazuya Tsukada, Hideki Hoshino
  • Patent number: 7573056
    Abstract: A scintillator panel comprising: a scintillator sheet comprising a substrate having thereon a phosphor layer produced with a vacuum evaporation method; and a protective film covering the scintillator panel, wherein the protective film comprises a light absorbing layer which is colored so as to absorb a light emitted from the phosphor layer.
    Type: Grant
    Filed: January 24, 2008
    Date of Patent: August 11, 2009
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventors: Yasushi Nagata, Takehiko Shoji
  • Patent number: 7573043
    Abstract: A radiation flat panel detector is created in which degradation of a phosphor layer property during aging is inhibited, the phosphor layer is protected from chemical alteration and physical impact, and sharpness is excellent. A flat panel detector possessing a light-receiving element and provided thereon, a scintillator panel possessing a scintillator sheet having a phosphor layer provided on a substrate and provided thereon, a first protective film placed on the phosphor layer side and a second protective film placed on the substrate side to seal the scintillator sheet, wherein the light-receiving element is provided on the first protective film side of the scintillator panel; the scintillator sheet is sealed at 5-8000 Pa; and the phosphor layer brought into contact with the first protective film and the light-receiving element plane brought into contact with the first protective film both have a surface roughness Ra of 0.05-0.8 ?m.
    Type: Grant
    Filed: August 3, 2007
    Date of Patent: August 11, 2009
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventors: Yasushi Nagata, Takehiko Shoji, Masashi Kondo, Mitsuru Sekiguchi
  • Patent number: 7554087
    Abstract: A scintillator plate comprising: (i) a radiation transmissive substrate; (ii) a light absorbing layer formed on the substrate, the light absorbing layer absorbing light of a prescribed wavelength range; and (iii) a scintillator layer formed on the light absorbing layer, the scintillator layer converting radiation to the light having a wavelength absorbable to the light absorbing layer.
    Type: Grant
    Filed: August 28, 2007
    Date of Patent: June 30, 2009
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventors: Masashi Kondo, Yasushi Nagata, Mitsuru Sekiguchi
  • Patent number: 7531817
    Abstract: An objective is to provide a scintillator panel by which a converted light signal can be efficiently transmitted to suitably realize an FPD exhibiting a high radiation-to-light conversion efficiency. Also provided is a scintillator panel possessing a substrate and provided thereon, a phosphor layer possessing columnar crystals made of cesium iodide, wherein a columnar crystal tip angle is 40-80°. Further, the above-described phosphor is preferably formed via vacuum evaporation.
    Type: Grant
    Filed: August 28, 2007
    Date of Patent: May 12, 2009
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventors: Yasushi Nagata, Masashi Kondo, Mitsuru Sekiguchi
  • Patent number: 7518681
    Abstract: A manufacturing apparatus for manufacturing an oriented film of a liquid crystal device holding a liquid crystal between a pair of substrates facing each other, includes: a film formation chamber; an evaporation section evaporating an oriented film material on the substrate by a physical vapor deposition, and forming the oriented film in the film formation chamber; a shielding plate formed between the evaporation section and the substrate, having an elongated opening for selectively evaporating the oriented film material, and covering an area of the substrate on which the oriented film is not formed; and a cleaning section providing a cleaning medium for removing the oriented film material adhered on the shielding plate, toward the opening of the shielding plate, and on the side of the shielding plate that faces the evaporation section.
    Type: Grant
    Filed: July 11, 2006
    Date of Patent: April 14, 2009
    Assignee: Seiko Epson Corporation
    Inventors: Yasushi Nagata, Yuichi Shimizu
  • Publication number: 20090060825
    Abstract: A production method of nano-sized silicon crystal particles comprising the step of allowing monosilane to be oxidized in a liquid phase.
    Type: Application
    Filed: December 26, 2006
    Publication date: March 5, 2009
    Applicant: KONICA MINOLTA MEDICAL & GRAPHIC, INC.
    Inventors: Yasushi Nagata, Kazuya Tsukada, Hideki Hoshino
  • Patent number: 7493073
    Abstract: An image forming apparatus includes an image forming section which transfers toner onto a latent image due to a difference of electrostatic potential to form a toner image, a transfer section which transfers the toner image onto a recording material directly or via an intermediate transfer body, a fixing section which passes the recording material carrying the toner image between a fixing rotation body and a pressurizing member contacted and pressed each other, and heats and pressurizes to fix the toner image, and a paper dust amount measuring section which measures an amount of paper dust adhering to the recording material. The image forming section forms an image pattern with high toner area coverage at a predetermined interval based on the measured amount of paper dust, and the fixing section fixes the image pattern with the high toner area coverage transferred onto a recording material.
    Type: Grant
    Filed: February 8, 2006
    Date of Patent: February 17, 2009
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Aya Kakishima, Yasushi Nagata, Yasuyuki Kobayashi, Tatsunori Izawa, Junpei Amano, Toru Inoue, Tetsuo Yamada, Atsumi Kurita
  • Publication number: 20080203312
    Abstract: A scintillator panel comprising a scintillator plate containing a substrate having thereon a reflective layer, a sublayer and a scintillator layer in that order, wherein the scintillator plate is sealed with: a first protective film provided on a side of the scintillator layer; and a second protective film provided on a side of the substrate opposite the scintillator layer, wherein the first protective layer is not adhered to the scintillator layer, and the second protective layer contains an aluminum layer.
    Type: Application
    Filed: February 20, 2008
    Publication date: August 28, 2008
    Applicant: KONICA MINOLTA MEDICAL & GRAPHIC, INC.
    Inventors: Shinji KUDO, Yasushi NAGATA
  • Publication number: 20080179533
    Abstract: A scintillator panel comprising: a scintillator sheet comprising a substrate having thereon a phosphor layer produced with a vacuum evaporation method; and a protective film covering the scintillator panel, wherein the protective film comprises a light absorbing layer which is colored so as to absorb a light emitted from the phosphor layer.
    Type: Application
    Filed: January 24, 2008
    Publication date: July 31, 2008
    Inventors: Yasushi NAGATA, Takehiko Shoji
  • Patent number: 7383007
    Abstract: A fixing device for heating and pressing a recording medium carrying an unfixed toner image or an unfixed ink image to fix the unfixed toner image or the unfixed ink image on the recording medium, includes a heating roller which has a heating source and has an endless peripheral surface moves around an axis, a pressure roller which is pressed onto the peripheral surface of the heating roller, and presses the recording medium passing between the pressure roller and the heating roller onto the peripheral surface of the heating roller, and plural cleaning sections which are provided to make contact with the heating roller. At least one of the cleaning sections is set, at a portion making contact with the heating roller, to have a relatively negative potential with respect to a surface potential of the heating roller.
    Type: Grant
    Filed: February 15, 2006
    Date of Patent: June 3, 2008
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Tetsuo Yamada, Atsumi Kurita, Toru Inoue, Yasuyuki Kobayashi, Yasushi Nagata, Aya Kakishima, Tatsunori Izawa
  • Publication number: 20080099694
    Abstract: A scintillator panel comprising a substrate having thereon a reflective layer and a scintillator layer, wherein a light absorbing layer having a maximum absorption wavelength of 560 to 650 nm is provided between the reflective layer and the scintillator layer.
    Type: Application
    Filed: October 23, 2007
    Publication date: May 1, 2008
    Inventors: Takehiko SHOJI, Yasushi Nagata
  • Patent number: 7349659
    Abstract: An image forming apparatus includes an image forming section which transfers toner onto a latent image to form a toner image, a transfer section which transfers the toner image onto a recording material directly or via an intermediate transfer body, a fixing section which has a pair of rotatable members contacted and pressed each other, in which the recording material carrying the toner image is passed through the pair of rotatable members, and heats and presses the toner image to fix the toner image on the recording material, a cleaning section which cleans a peripheral surface of one of the pair of rotatable members, a paper dust amount measuring section which measures an amount of paper dust separably adhering to the recording material, before the toner image is transferred, and a control section which controls a cleaning operation rate of the cleaning section based on the measured amount of paper dust.
    Type: Grant
    Filed: February 9, 2006
    Date of Patent: March 25, 2008
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Aya Kakishima, Yasushi Nagata, Yasuyuki Kobayashi, Tatsunori Izawa, Junpei Amano, Toru Inoue, Tetsuo Yamada, Atsumi Kurita
  • Publication number: 20080054183
    Abstract: An objective is to provide a scintillator panel by which a converted light signal can be efficiently transmitted to suitably realize an FPD exhibiting a high radiation-to-light conversion efficiency. Also provided is a scintillator panel possessing a substrate and provided thereon, a phosphor layer possessing columnar crystals made of cesium iodide, wherein a columnar crystal tip angle is 40-80°. Further, the above-described phosphor is preferably formed via vacuum evaporation.
    Type: Application
    Filed: August 28, 2007
    Publication date: March 6, 2008
    Applicant: KONICA MINOLTA MEDICAL & GRAPHIC, INC.
    Inventors: Yasushi NAGATA, Masashi KONDO, Mitsuru SEKIGUCHI
  • Patent number: D622375
    Type: Grant
    Filed: January 18, 2008
    Date of Patent: August 24, 2010
    Assignee: Otsuka Pharmaceutical Factory, Inc.
    Inventors: Tatsuro Tsuruoka, Yasuhiro Ishikawa, Yasushi Nagata