Patents by Inventor Shinichi Ushikura

Shinichi Ushikura 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).

  • Patent number: 10134812
    Abstract: An electronic device includes a control electrode 11 formed on a substrate 10, an insulating layer 12 covering the control electrode 11, an active layer 13 including an organic semiconductor material, which is formed on the insulating layer 12, and a first electrode 14A and a second electrode 14B formed on the active layer 13, and portions 15 of the first electrode and second electrode in contact with the active layer 13 are modified with an electrode modification material.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: November 20, 2018
    Assignee: SONY CORPORATION
    Inventors: Mao Katsuhara, Hideki Ono, Shinichi Ushikura, Yui Ishii
  • Publication number: 20180313962
    Abstract: The radiation detector includes a sensor board including a flexible substrate and a layer which is provided on a first surface of the substrate and in which a plurality of pixels, which accumulate electrical charges generated in accordance with light converted from radiation, are formed; a conversion layer that is provided on a side, opposite to the substrate, of the layer in which the pixels are formed, and converts radiation into the light; a first protective film that is provided on the first surface side of the substrate with an end part also provided on the first surface side of the substrate and covers at least the entire conversion layer; and a second protective film that covers at least a second surface opposite to the first surface.
    Type: Application
    Filed: July 3, 2018
    Publication date: November 1, 2018
    Inventors: Shinichi USHIKURA, Keiichi AKAMATSU, Naoto IWAKIRI, Haruyasu NAKATSUGAWA
  • Publication number: 20180313961
    Abstract: The radiation detector includes: a sensor board including a flexible substrate and a layer which is provided on a first surface of the substrate and in which a plurality of pixels, which accumulate electrical charges generated in accordance with light converted from radiation, are formed; a conversion layer that is provided on a side, opposite to the substrate, of the layer in which the pixels are formed, and converts radiation into light; protective film that covers at least the conversion layer; a reinforcing member provided on a second surface opposite to the first surface of the substrate; and a supporting member that supports the reinforcing member with the reinforcing member sandwiched between the supporting member and the second surface of the substrate.
    Type: Application
    Filed: July 3, 2018
    Publication date: November 1, 2018
    Inventors: Shinichi USHIKURA, Keiichi AKAMATSU, Haruyasu NAKATSUGAWA, Naoyuki NISHINOU, Shunsuke KODAIRA
  • Patent number: 10109650
    Abstract: According to one embodiment, a semiconductor device includes an insulating substrate including a pixel area and a peripheral circuit area around the pixel area, a first insulating layer which is provided on the insulating substrate and includes at least nitrogen, a second insulating layer at least provided on the first insulating layer of the peripheral circuit area, a first thin-film transistor which is provided above the first insulating layer of the pixel area and includes a first oxide semiconductor layer, and a second thin-film transistor which is provided on the second insulating layer of the peripheral circuit area and includes a second oxide semiconductor layer. The second insulating layer in the pixel area is thinner than that in the peripheral circuit area.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: October 23, 2018
    Assignee: JOLED INC.
    Inventors: Yasunobu Hiromasu, Motohiro Toyota, Shinichi Ushikura
  • Publication number: 20180275290
    Abstract: A radiation detector includes a flexible substrate, and a sensor board including a layer which is provided on a first surface of the substrate and in which a plurality of pixels, which accumulate electrical charges generated in accordance with light converted from radiation, are formed, a conversion layer that is provided on the first surface side of the sensor board to convert radiation into light, a protective film that covers at least a region ranging from a region that covers the conversion layer to a region at an outer peripheral part of a second surface opposite to the first surface of the substrate, and a supporting member that supports the region of the substrate via the protective film from the second surface side of the substrate.
    Type: Application
    Filed: February 7, 2018
    Publication date: September 27, 2018
    Inventors: Shinichi USHIKURA, Keiichi AKAMATSU, Haruyasu NAKATSUGAWA
  • Publication number: 20180275292
    Abstract: A radiographic imaging apparatus includes a sensor board including a flexible substrate, and a plurality of pixels that are provided on a first surface of the substrate to accumulate electrical charges generated in accordance with light converted from radiation. Additionally, the radiographic imaging apparatus includes flexible cables having one ends electrically connected to the sensor board and the other ends provided with connectors, and flexible cables on which signal processing circuit parts are mounted and which are connected electrically to the cables by the one ends thereof being electrically connected to the connectors. Additionally, the radiographic imaging apparatus includes flexible cables having one ends electrically connected to the sensor board and the other ends provided with connectors, and flexible cables on which drive circuit parts are mounted and which are connected electrically to the cables by the one ends thereof being electrically connected to the connectors.
    Type: Application
    Filed: February 7, 2018
    Publication date: September 27, 2018
    Inventors: Keiichi AKAMATSU, Shinichi USHIKURA, Takeya MEGURO, Haruyasu NAKATSUGAWA
  • Publication number: 20180275288
    Abstract: A radiation detector includes a flexible substrate; a plurality of pixels provided on a first surface of the substrate to accumulate electrical charges generated in accordance with light converted from radiation; and a terminal region part formed with a plurality of terminal regions each including terminals connected to a predetermined pixel group including some of the plurality of pixels and formed on the first surface of the substrate.
    Type: Application
    Filed: February 23, 2018
    Publication date: September 27, 2018
    Inventors: Keiichi AKAMATSU, Shinichi USHIKURA, Naoto IWAKIRI, Haruyasu NAKATSUGAWA, Naoyuki NISHINO
  • Publication number: 20170287946
    Abstract: According to one embodiment, a semiconductor device includes an insulating substrate including a pixel area and a peripheral circuit area around the pixel area, a first insulating layer which is provided on the insulating substrate and includes at least nitrogen, a second insulating layer at least provided on the first insulating layer of the peripheral circuit area, a first thin-film transistor which is provided above the first insulating layer of the pixel area and includes a first oxide semiconductor layer, and a second thin-film transistor which is provided on the second insulating layer of the peripheral circuit area and includes a second oxide semiconductor layer. The second insulating layer in the pixel area is thinner than that in the peripheral circuit area.
    Type: Application
    Filed: March 22, 2017
    Publication date: October 5, 2017
    Inventors: Yasunobu HIROMASU, Motohiro TOYOTA, Shinichi USHIKURA
  • Publication number: 20170278974
    Abstract: A thin film transistor includes an oxide semiconductor layer including a channel region, and a source region and a drain region having a resistivity lower than that of the channel region; a gate insulating layer disposed on the channel region of the oxide semiconductor layer; a gate electrode disposed on the gate insulating layer; and an aluminum oxide layer covering the lateral surface of the gate insulating layer, and the source region and the drain region, wherein the gate insulating layer has a multi-layer structure including a first insulating layer and a second insulating layer, and the first insulating layer contains silicon oxide as a main component, and is disposed on and in contact with the channel region.
    Type: Application
    Filed: March 23, 2017
    Publication date: September 28, 2017
    Inventors: Toshiaki YOSHITANI, Shinichi USHIKURA
  • Publication number: 20170271518
    Abstract: According to one embodiment, a semiconductor device includes an insulating substrate, an oxide semiconductor layer, a gate insulating film, a gate electrode, a first insulating film and a second insulating film. The oxide semiconductor layer is provided on the insulating substrate and includes first and second low-resistance regions and a high-resistance region between the first and second low-resistance regions. The gate insulating film is provided on the high-resistance region of the oxide semiconductor layer. The gate electrode is provided on the gate insulating film. The first insulating film is provided above the gate electrode, gate insulating film and first and second low-resistance regions of the oxide semiconductor layer, and contains at least fluorine. The second insulating film is provided on the first insulating film, and contains aluminum.
    Type: Application
    Filed: March 15, 2017
    Publication date: September 21, 2017
    Inventors: Shinichi USHIKURA, Ayumu SATO
  • Publication number: 20170040384
    Abstract: An electronic device includes a control electrode 11 formed on a substrate 10, an insulating layer 12 covering the control electrode 11, an active layer 13 including an organic semiconductor material, which is formed on the insulating layer 12, and a first electrode 14A and a second electrode 14B formed on the active layer 13, and portions 15 of the first electrode and second electrode in contact with the active layer 13 are modified with an electrode modification material.
    Type: Application
    Filed: October 20, 2016
    Publication date: February 9, 2017
    Inventors: MAO KATSUHARA, HIDEKI ONO, SHINICHI USHIKURA, YUI ISHII
  • Patent number: 9508806
    Abstract: An electronic device includes a control electrode 11 formed on a substrate 10, an insulating layer 12 covering the control electrode 11, an active layer 13 including an organic semiconductor material, which is formed on the insulating layer 12, and a first electrode 14A and a second electrode 14B formed on the active layer 13, and portions 15 of the first electrode and second electrode in contact with the active layer 13 are modified with an electrode modification material.
    Type: Grant
    Filed: September 3, 2013
    Date of Patent: November 29, 2016
    Assignee: SONY CORPORATION
    Inventors: Mao Katsuhara, Hideki Ono, Shinichi Ushikura, Yui Ishii
  • Patent number: 9214496
    Abstract: A transistor includes: a gate electrode; a semiconductor layer facing the gate electrode with an insulating layer in between; a pair of source-drain electrodes electrically connected to the semiconductor layer; and a contact layer provided in a moving path of carriers between each of the pair of source-drain electrodes and the semiconductor layer, the contact layer having end surfaces covered with the source-drain electrode.
    Type: Grant
    Filed: February 2, 2015
    Date of Patent: December 15, 2015
    Assignee: Sony Corporation
    Inventors: Shinichi Ushikura, Akihiro Nomoto, Ryouichi Yasuda, Akira Yumoto, Nobuhide Yoneya, Shimpei Tsujikawa
  • Publication number: 20150249137
    Abstract: An electronic device includes a control electrode 11 formed on a substrate 10, an insulating layer 12 covering the control electrode 11, an active layer 13 including an organic semiconductor material, which is formed on the insulating layer 12, and a first electrode 14A and a second electrode 14B formed on the active layer 13, and portions 15 of the first electrode and second electrode in contact with the active layer 13 are modified with an electrode modification material.
    Type: Application
    Filed: September 3, 2013
    Publication date: September 3, 2015
    Inventors: Mao Katsuhara, Hideki Ono, Shinichi Ushikura, Yui Ishii
  • Publication number: 20150179707
    Abstract: A transistor includes: a gate electrode; a semiconductor layer facing the gate electrode with an insulating layer in between; a pair of source-drain electrodes electrically connected to the semiconductor layer; and a contact layer provided in a moving path of carriers between each of the pair of source-drain electrodes and the semiconductor layer, the contact layer having end surfaces covered with the source-drain electrode.
    Type: Application
    Filed: February 2, 2015
    Publication date: June 25, 2015
    Applicant: Sony Corporation
    Inventors: Shinichi Ushikura, Akihiro Nomoto, Ryouichi Yasuda, Akira Yumoto, Nobuhide Yoneya, Shimpei Tsujikawa
  • Patent number: 8981375
    Abstract: A transistor includes: a gate electrode; a semiconductor layer facing the gate electrode with an insulating layer in between; a pair of source-drain electrodes electrically connected to the semiconductor layer; and a contact layer provided in a moving path of carriers between each of the pair of source-drain electrodes and the semiconductor layer, the contact layer having end surfaces covered with the source-drain electrode.
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: March 17, 2015
    Assignee: Sony Corporation
    Inventors: Shinichi Ushikura, Akihiro Nomoto, Ryouichi Yasuda, Akira Yumoto, Nobuhide Yoneya, Shimpei Tsujikawa
  • Patent number: 8884313
    Abstract: A transistor includes: a gate electrode; a semiconductor layer facing the gate electrode, with an insulating layer interposed in between; an etching stopper layer on the semiconductor layer; a pair of contact layers provided on the semiconductor layer, at least on both sides of the etching stopper layer; and source-drain electrodes electrically connected to the semiconductor layer through the pair of contact layers, and being in contact with the insulating layer.
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: November 11, 2014
    Assignee: Sony Corporation
    Inventors: Shinichi Ushikura, Iwao Yagi
  • Patent number: 8859326
    Abstract: A thin film transistor including a contact layer that contains an organic semiconductor layer over a substrate, a contact layer containing an organic semiconductor material, an acceptor or donor material provided between an organic semiconductor layer, and a source electrode and a drain electrode at opposite end portions of the contact layer; and a method of fabricating same.
    Type: Grant
    Filed: June 6, 2011
    Date of Patent: October 14, 2014
    Assignee: Sony Corporation
    Inventors: Shinichi Ushikura, Mao Katsuhara
  • Patent number: 8754478
    Abstract: An organic thin-film transistor includes: a semiconductor layer made of an organic material; a gate electrode; a source electrode and a drain electrode each at least partially provided above the semiconductor layer; and a conductive layer containing an oxide having conductivity that changes due to reduction, the conductive layer being provided in each of a first region and a second region facing the source electrode and the drain electrode provided above the semiconductor layer, respectively.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: June 17, 2014
    Assignee: Sony Corporation
    Inventor: Shinichi Ushikura
  • Publication number: 20130092904
    Abstract: An organic thin-film transistor includes: a semiconductor layer made of an organic material; a gate electrode; a source electrode and a drain electrode each at least partially provided above the semiconductor layer; and a conductive layer containing an oxide having conductivity that changes due to reduction, the conductive layer being provided in each of a first region and a second region facing the source electrode and the drain electrode provided above the semiconductor layer, respectively.
    Type: Application
    Filed: September 14, 2012
    Publication date: April 18, 2013
    Applicant: SONY CORPORATION
    Inventor: Shinichi Ushikura