Patents by Inventor Koichi Amari

Koichi Amari 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: 11971633
    Abstract: An electrode structure includes: a plurality of pixel electrodes arranged separately from each other; and a plurality of dielectric layers laminated in a first direction with respect to the plurality of pixel electrodes, in which the plurality of dielectric layers includes: a first dielectric layer that spreads over the plurality of pixel electrodes in a direction intersecting with the first direction; and a second dielectric layer that includes dielectric material having a refractive index higher than that of the first dielectric layer, sandwiches the first dielectric layer together with the plurality of pixel electrodes, and has a slit at a position overlapping space between pixel electrodes adjacent when viewed from the first direction.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: April 30, 2024
    Assignees: SONY SEMICONDUCTOR SOLUTIONS CORPORATION, SONY GROUP CORPORATION
    Inventors: Takashi Sakairi, Tomoaki Honda, Tsuyoshi Okazaki, Keiichi Maeda, Chiho Araki, Katsunori Dai, Shunsuke Narui, Kunihiko Hikichi, Kouta Fukumoto, Toshiaki Okada, Takuma Matsuno, Yuu Kawaguchi, Yuuji Adachi, Koichi Amari, Hideki Kawaguchi, Seiya Haraguchi, Takayoshi Masaki, Takuya Fujino, Tadayuki Dofuku, Yosuke Takita, Kazuhiro Tamura, Atsushi Tanaka
  • Publication number: 20240088290
    Abstract: A semiconductor component including: a semiconductor substrate; and a semiconductor device provided thereon, the device being a field-effect transistor that includes: a gate insulating film provided on the substrate; a gate electrode provided via the film; and a pair of source-drain regions provided to sandwich the electrode, the substrate including a patterned surface in a portion where the electrode is provided, the patterned surface of the substrate including a raised portion where the film is formed to cover a surface that lies on the same plane as a surface of the pair of source-drain regions, and the electrode is formed on a top surface of the film, and the patterned surface of the substrate including a recessed portion where the film is formed to cover surfaces of a groove formed toward the interior than the surface of the pair of source-drain regions, and the electrode is formed so as to fill the groove provided with the film.
    Type: Application
    Filed: November 10, 2023
    Publication date: March 14, 2024
    Inventor: Koichi Amari
  • Publication number: 20240021752
    Abstract: A method for manufacturing a light-emitting device includes providing a light-emitting element having element electrodes including a positive element electrode and a negative element electrode, a wiring substrate having wiring layers, and conductive members each electrically connecting one of the element electrodes and a corresponding one of the wiring layers, with at least one member of the element electrodes, the wiring layers, or the conductive members containing Au; arranging, between a lower surface of the light-emitting element and the wiring substrate, a resin composition in a liquid state; oxidizing a component B in the resin composition in contact with the at least one member containing Au; and after the oxidizing of the component B, heating and curing the resin composition not in contact with the at least one member containing Au.
    Type: Application
    Filed: July 13, 2023
    Publication date: January 18, 2024
    Applicant: NICHIA CORPORATION
    Inventors: Koichi AMARI, Yasunori SHIMIZU, Hirofumi ICHIKAWA, Hiroshi IWATA
  • Patent number: 11848380
    Abstract: A semiconductor component including: a semiconductor substrate; and a semiconductor device provided thereon, the device being a field-effect transistor that includes: a gate insulating film provided on the substrate; a gate electrode provided via the film; and a pair of source-drain regions provided to sandwich the electrode, the substrate including a patterned surface in a portion where the electrode is provided, the patterned surface of the substrate including a raised portion where the film is formed to cover a surface that lies on the same plane as a surface of the pair of source-drain regions, and the electrode is formed on a top surface of the film, and the patterned surface of the substrate including a recessed portion where the film is formed to cover surfaces of a groove formed toward the interior than the surface of the pair of source-drain regions, and the electrode is formed so as to fill the groove provided with the film.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: December 19, 2023
    Assignee: Sony Group Corporation
    Inventor: Koichi Amari
  • Patent number: 11615757
    Abstract: A liquid crystal display device according to the present disclosure includes: a liquid crystal unit including a pixel electrode, a counter electrode facing the pixel electrode, and a liquid crystal layer sealed between the pixel electrode and the counter electrode; a first writing circuit configured to write a positive polarity video signal among video signals whose polarity changes periodically; and a second writing circuit configured to write a negative polarity video signal among the video signals whose polarity changes periodically. The liquid crystal unit, the first writing circuit, and the second writing circuit are provided for each pixel. The first writing circuit and the second writing circuit include transistors having conductivity types different from each other.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: March 28, 2023
    Assignee: SONY CORPORATION
    Inventor: Koichi Amari
  • Publication number: 20220390783
    Abstract: It is an object of the present disclosure to dispose an optical element on a lower surface side of transistors without being influenced by heat treatment in a transistor forming process such that peeling, displacement, and the like do not easily occur. A transistor array substrate includes: a first substrate (110) including transistors (113) arranged in an array; and a second substrate (120) including an optical element (122), in which the transistors are arranged on a front surface side of the first substrate, and the second substrate is bonded to a back surface of the first substrate by plasma bonding treatment.
    Type: Application
    Filed: October 19, 2020
    Publication date: December 8, 2022
    Inventors: KOICHI AMARI, KOICHI NAGASAWA, HITOSHI TSUNO, YOSHIHIKO KAJIYA, SHINTARO NAKANO, TSUYOSHI OKAZAKI, AKIKO TORIYAMA, YOSHITAKA YAGI, KEIICHI MAEDA, TAKASHI SAKAIRI, TSUTOMU TANAKA
  • Publication number: 20220326578
    Abstract: An electrode structure includes: a plurality of pixel electrodes arranged separately from each other; and a plurality of dielectric layers laminated in a first direction with respect to the plurality of pixel electrodes, in which the plurality of dielectric layers includes: a first dielectric layer that spreads over the plurality of pixel electrodes in a direction intersecting with the first direction; and a second dielectric layer that includes dielectric material having a refractive index higher than that of the first dielectric layer, sandwiches the first dielectric layer together with the plurality of pixel electrodes, and has a slit at a position overlapping space between pixel electrodes adjacent when viewed from the first direction.
    Type: Application
    Filed: May 15, 2020
    Publication date: October 13, 2022
    Inventors: TAKASHI SAKAIRI, TOMOAKI HONDA, TSUYOSHI OKAZAKI, KEIICHI MAEDA, CHIHO ARAKI, KATSUNORI DAI, SHUNSUKE NARUI, KUNIHIKO HIKICHI, KOUTA FUKUMOTO, TOSHIAKI OKADA, TAKUMA MATSUNO, YUU KAWAGUCHI, YUUJI ADACHI, KOICHI AMARI, HIDEKI KAWAGUCHI, SEIYA HARAGUCHI, TAKAYOSHI MASAKI, TAKUYA FUJINO, TADAYUKI DOFUKU, YOSUKE TAKITA, KAZUHIRO TAMURA, ATSUSHI TANAKA
  • Patent number: 11428982
    Abstract: An electrode structure includes a light reflection film, an insulating film formed on the light reflection film, and a transparent conductive film formed on the insulating film. The transparent conductive film is divided into pieces in a two-dimensional matrix at a predetermined pitch to form transparent pixel electrodes. Each of the transparent pixel electrodes is connected to a corresponding one of drive electrodes formed in a lower layer underlying the light reflection film, through a corresponding one of vias penetrating the insulating film and the light reflection film and insulated from the light reflection film.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: August 30, 2022
    Assignees: SONY CORPORATION, SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Takashi Sakairi, Koichi Amari, Tomoaki Honda, Tsuyoshi Okazaki
  • Publication number: 20210296496
    Abstract: A semiconductor component including: a semiconductor substrate; and a semiconductor device provided thereon, the device being a field-effect transistor that includes: a gate insulating film provided on the substrate; a gate electrode provided via the film; and a pair of source-drain regions provided to sandwich the electrode, the substrate including a patterned surface in a portion where the electrode is provided, the patterned surface of the substrate including a raised portion where the film is formed to cover a surface that lies on the same plane as a surface of the pair of source-drain regions, and the electrode is formed on a top surface of the film, and the patterned surface of the substrate including a recessed portion where the film is formed to cover surfaces of a groove formed toward the interior than the surface of the pair of source-drain regions, and the electrode is formed so as to fill the groove provided with the film.
    Type: Application
    Filed: May 25, 2021
    Publication date: September 23, 2021
    Inventor: Koichi Amari
  • Publication number: 20210263378
    Abstract: An electrode structure includes a light reflection film, an insulating film formed on the light reflection film, and a transparent conductive film formed on the insulating film. The transparent conductive film is divided into pieces in a two-dimensional matrix at a predetermined pitch to form transparent pixel electrodes. Each of the transparent pixel electrodes is connected to a corresponding one of drive electrodes formed in a lower layer underlying the light reflection film, through a corresponding one of vias penetrating the insulating film and the light reflection film and insulated from the light reflection film.
    Type: Application
    Filed: May 31, 2019
    Publication date: August 26, 2021
    Inventors: TAKASHI SAKAIRI, KOICHI AMARI, TOMOAKI HONDA, TSUYOSHI OKAZAKI
  • Patent number: 11043590
    Abstract: A semiconductor component including: a semiconductor substrate; and a semiconductor device provided thereon, the device being a field-effect transistor that includes: a gate insulating film provided on the substrate; a gate electrode provided via the film; and a pair of source-drain regions provided to sandwich the electrode, the substrate including a patterned surface in a portion where the electrode is provided, the patterned surface of the substrate including a raised portion where the film is formed to cover a surface that lies on the same plane as a surface of the pair of source-drain regions, and the electrode is formed on a top surface of the film, and the patterned surface of the substrate including a recessed portion where the film is formed to cover surfaces of a groove formed toward the interior than the surface of the pair of source-drain regions, and the electrode is formed so as to fill the groove provided with the film.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: June 22, 2021
    Assignee: Sony Corporation
    Inventor: Koichi Amari
  • Publication number: 20210183325
    Abstract: A liquid crystal display device according to the present disclosure includes: a liquid crystal unit including a pixel electrode, a counter electrode facing the pixel electrode, and a liquid crystal layer sealed between the pixel electrode and the counter electrode; a first writing circuit configured to write a positive polarity video signal among video signals whose polarity changes periodically; and a second writing circuit configured to write a negative polarity video signal among the video signals whose polarity changes periodically. The liquid crystal unit, the first writing circuit, and the second writing circuit are provided for each pixel. The first writing circuit and the second writing circuit include transistors having conductivity types different from each other.
    Type: Application
    Filed: April 24, 2019
    Publication date: June 17, 2021
    Inventor: KOICHI AMARI
  • Patent number: 10908444
    Abstract: [Object] To provide a display device, a method for producing a display device, and a display apparatus of projection type, which are capable of suppressing deterioration of image quality attributable to a depressed space between pixel electrodes. [Solving Means] A display device of the present disclosure includes pixel electrodes formed for individual pixels and an insulating film for insulation between the pixel electrodes. The insulating film is so formed as to protrude from an electrode surface between the pixel electrodes. A display apparatus of projection type of the present disclosure uses the display device of the present disclosure as a light modulator to module light from a light source. A method for producing a display device of the present disclosure having pixel electrodes formed for individual pixels and an insulating film for insulation between the pixel electrodes includes forming the insulating film as to protrude between the pixel electrodes.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: February 2, 2021
    Assignee: SONY CORPORATION
    Inventors: Takashi Sakairi, Koichi Amari, Chiho Araki, Hitori Tanigawa, Katsumi Kouno, Keiichi Maeda, Takayoshi Masaki, Seiya Haraguchi
  • Patent number: 10884172
    Abstract: A light-emitting device includes a light-emitting element having a light-emitting surface, and a plurality of protruding portions being separated from each other and disposed on the light-emitting surface. The protruding portions are transparent. Each of the protruding portions includes a light guide portion and a light distribution control portion. The light guide portion has a columnar configuration and is provided at a light-emitting surface side of the protruding portion. The light distribution control portion is provided on the light guide portion. The light distribution control portion is asymmetric with respect to a central axis of the light guide portion and has a tilted surface that is tilted with respect to the central axis.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: January 5, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Takuya Nagamoto, Koichi Amari, Yuji Sakakihara
  • Patent number: 10877341
    Abstract: There is provided a liquid crystal display device that includes a first substrate including a plurality of wiring layers and having a plurality of first electrodes on one surface of the first substrate, a second substrate provided to face the first substrate and having a second electrode facing the first electrodes, and a liquid crystal layer sealed between the first substrate and the second substrate, wherein a thickness in a peripheral portion in a plane of the first substrate is larger than a thickness in a central portion.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: December 29, 2020
    Assignee: SONY CORPORATION
    Inventors: Koichi Amari, Takashi Sakairi
  • Patent number: 10866467
    Abstract: A liquid crystal display unit of the present disclosure has a liquid crystal panel having a pixel region including a plurality of pixels, and the liquid crystal panel includes: a first substrate on which a plurality of pixel electrodes having light reflectivity are provided for each of the pixels; a second substrate disposed in opposition to the first substrate; a liquid crystal layer disposed between the first substrate and the second substrate; and an interlayer film provided between the first substrate and the liquid crystal layer, and the interlayer film has a plurality of sloped sections each including at least a portion facing a corresponding one of the plurality of pixel electrodes, and the plurality of sloped sections each have a slope width that faces the corresponding one of the plurality of pixel electrodes and that differs from one another.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: December 15, 2020
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Takashi Sakairi, Koichi Amari, Keiichi Maeda
  • Publication number: 20200303546
    Abstract: A semiconductor component including: a semiconductor substrate; and a semiconductor device provided thereon, the device being a field-effect transistor that includes: a gate insulating film provided on the substrate; a gate electrode provided via the film; and a pair of source-drain regions provided to sandwich the electrode, the substrate including a patterned surface in a portion where the electrode is provided, the patterned surface of the substrate including a raised portion where the film is formed to cover a surface that lies on the same plane as a surface of the pair of source-drain regions, and the electrode is formed on a top surface of the film, and the patterned surface of the substrate including a recessed portion where the film is formed to cover surfaces of a groove formed toward the interior than the surface of the pair of source-drain regions, and the electrode is formed so as to fill the groove provided with the film.
    Type: Application
    Filed: June 11, 2020
    Publication date: September 24, 2020
    Inventor: Koichi Amari
  • Patent number: 10727335
    Abstract: A semiconductor component including: a semiconductor substrate; and a semiconductor device provided thereon, the device being a field-effect transistor that includes: a gate insulating film provided on the substrate; a gate electrode provided via the film; and a pair of source-drain regions provided to sandwich the electrode, the substrate including a patterned surface in a portion where the electrode is provided, the patterned surface of the substrate including a raised portion where the film is formed to cover a surface that lies on the same plane as a surface of the pair of source-drain regions, and the electrode is formed on a top surface of the film, and the patterned surface of the substrate including a recessed portion where the film is formed to cover surfaces of a groove formed toward the interior than the surface of the pair of source-drain regions, and the electrode is formed so as to fill the groove provided with the film.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: July 28, 2020
    Assignee: Sony Corporation
    Inventor: Koichi Amari
  • Patent number: 10707313
    Abstract: A thin film transistor includes a gate electrode, an insulation film disposed on the gate electrode, a semiconductor layer facing the gate electrode with the insulation film in between, and a source-drain wiring layer electrically coupled to the semiconductor layer, and including a first wiring layer and a second wiring layer. The first wiring layer is in contact with the semiconductor layer between the semiconductor layer and the insulation film, and is configured of a transparent electroconductive film. The second wiring layer is overlapped with a portion of the first wiring layer. Another semiconductor layer made of a material same as a material of the semiconductor layer is stacked on the second wiring layer.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: July 7, 2020
    Assignee: SONY CORPORATION
    Inventor: Koichi Amari
  • Publication number: 20200201129
    Abstract: There is provided a liquid crystal display device including: a first substrate including a plurality of wiring layers and having a plurality of first electrodes on one surface of the first substrate; a second substrate provided to face the first substrate and having a second electrode facing the first electrodes; and a liquid crystal layer sealed between the first substrate and the second substrate, wherein a thickness in a peripheral portion in a plane of the first substrate is larger than a thickness in a central portion.
    Type: Application
    Filed: January 17, 2017
    Publication date: June 25, 2020
    Inventors: KOICHI AMARI, TAKASHI SAKAIRI