Patents by Inventor Kazuhide Mochizuki

Kazuhide Mochizuki 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: 20220221954
    Abstract: According to one embodiment, a liquid crystal display device comprises first and second substrates and a liquid crystal layer. The first substrate includes a base member, a sensor between the base member and the liquid crystal layer, a collimation layer between the sensor and the liquid crystal layer, an insulating layer between the sensor and the collimation layer, an insulating layer, and a light shielding layer between the sensor and the base member. The sensor is configured to output a signal corresponding to light incident from a liquid crystal layer side. The light shielding layer overlaps with an outer peripheral part of the first collimation layer.
    Type: Application
    Filed: December 21, 2021
    Publication date: July 14, 2022
    Applicant: Japan Display Inc.
    Inventors: Tomoyuki ITO, Kazuki MATSUNAGA, Shigesumi ARAKI, Kazuhide MOCHIZUKI
  • Publication number: 20220215684
    Abstract: According to one embodiment, a biometric authentication device includes a sensor and an illumination device. The sensor includes a first base material, a plurality of photoelectric conversion elements and a first control unit. The illumination device includes a second base material, a plurality of light emitting elements and a second control unit. Upon lighting the light emitting element at a predetermined position in the groups of the light emitting elements by the second control unit, the first control unit controls the operation of the photoelectric conversion elements so as to acquire a signal from the photoelectric conversion elements at predetermined positions of the groups of the photoelectric conversion elements.
    Type: Application
    Filed: January 3, 2022
    Publication date: July 7, 2022
    Applicant: Japan Display Inc.
    Inventors: Kazuhide MOCHIZUKI, Takashi NAKAMURA, Atsunori OYAMA
  • Publication number: 20220206326
    Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.
    Type: Application
    Filed: March 18, 2022
    Publication date: June 30, 2022
    Applicant: Japan Display Inc.
    Inventors: Hitoshi TANAKA, Kazuhide MOCHIZUKI
  • Publication number: 20220163854
    Abstract: According to one embodiment, an electronic device includes a liquid crystal panel and a camera. The liquid crystal panel includes a display area and an incident light control area. The camera overlaps the incident light control area. The incident light control area includes an annular line and a control electrode connected to the annular line. The annular line includes a first annular line and a second annular line disposed to be in contact with an inside of the first annular line.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 26, 2022
    Applicant: Japan Display Inc.
    Inventor: Kazuhide MOCHIZUKI
  • Publication number: 20220163855
    Abstract: According to one embodiment, an electronic device includes a liquid crystal panel and a camera. The liquid crystal panel includes a display area and an incident light control area. The camera overlaps the incident light control area. The incident light control area includes a first annular light-shielding portion and a second annular light-shielding portion formed inside the first annular light-shielding portion.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 26, 2022
    Applicant: Japan Display Inc.
    Inventors: Yoshiro AOKI, Shinichi KOMURA, Kazuhide MOCHIZUKI
  • Publication number: 20220155644
    Abstract: According to one embodiment, an electronic device includes a liquid crystal panel and a camera. The liquid crystal panel includes a display area and an incident light control area. The camera overlaps the incident light control area. The incident light control area includes an annular line and a control electrode connected to the annular line and arranged inside the annular line. The annular line and the control electrode are formed in different layers with an insulating film sandwiched therebetween.
    Type: Application
    Filed: February 7, 2022
    Publication date: May 19, 2022
    Applicant: Japan Display Inc.
    Inventor: Kazuhide MOCHIZUKI
  • Patent number: 11307473
    Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: April 19, 2022
    Assignee: Japan Display Inc.
    Inventors: Hitoshi Tanaka, Kazuhide Mochizuki
  • Publication number: 20210356787
    Abstract: According to one embodiment, a display device includes a first substrate and a second substrate. The first substrate includes a first switching element, a second switching element, a first organic insulating layer, a second organic insulating layer, a third organic insulating layer, a first connection electrode electrically connected to the first switching element, a second connection electrode electrically connected to the first connection electrode, a pixel electrode electrically connected to the second connection electrode, and a photoelectric conversion element electrically connected to the second switching element.
    Type: Application
    Filed: May 17, 2021
    Publication date: November 18, 2021
    Applicant: Japan Display Inc.
    Inventors: Kazuhide MOCHIZUKI, Makoto UCHIDA
  • Publication number: 20210132451
    Abstract: According to one embodiment, a display device including an insulating substrate, a first gate driver, a first gate line and a conductive material layer is provided. The first gate line has a first end connected to the first gate driver and a second end opposite to the first end, and extends in a first direction. The conductive material layer is located between the insulating substrate and the first gate line, overlaps the first gate line, and extends in the first direction. In the display device, the second end of the first gate line is electrically connected to the conductive material layer.
    Type: Application
    Filed: January 14, 2021
    Publication date: May 6, 2021
    Applicant: Japan Display Inc.
    Inventors: Kazuhide MOCHIZUKI, Hitoshi TANAKA
  • Publication number: 20210109412
    Abstract: According to one embodiment, a display device includes a semiconductor layer, a first insulating layer, a gate electrode, a second insulating layer and a plurality of transparent conductive layers. The transparent conductive layers include a pixel electrode, a first conductive layer and a second conductive layer. The pixel electrode is in contact with the second conductive layer. The second conductive layer is in contact with the first conductive layer. The first conductive layer is brought into contact with a second region of the semiconductor layer through a first contact hole.
    Type: Application
    Filed: October 9, 2020
    Publication date: April 15, 2021
    Applicant: Japan Display Inc.,
    Inventors: Isao SUZUMURA, Fumiya KIMURA, Kazuhide MOCHIZUKI, Hitoshi TANAKA, Kenichi AKUTSU, Atsuko SHIMADA
  • Publication number: 20210055588
    Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.
    Type: Application
    Filed: November 9, 2020
    Publication date: February 25, 2021
    Applicant: Japan Display Inc.
    Inventors: Hitoshi TANAKA, Kazuhide MOCHIZUKI
  • Patent number: 10921664
    Abstract: According to one embodiment, a display device including an insulating substrate, a first gate driver, a first gate line and a conductive material layer is provided. The first gate line has a first end connected to the first gate driver and a second end opposite to the first end, and extends in a first direction. The conductive material layer is located between the insulating substrate and the first gate line, overlaps the first gate line, and extends in the first direction. In the display device, the second end of the first gate line is electrically connected to the conductive material layer.
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: February 16, 2021
    Assignee: Japan Display Inc.
    Inventors: Kazuhide Mochizuki, Hitoshi Tanaka
  • Publication number: 20200411627
    Abstract: According to one embodiment, a display device includes an insulating substrate and lines. The lines include first lines each including a first linear portion and a second linear portion. The first linear portions extend in a first direction and are arranged at intervals in a second direction. The second linear portions extend in a third direction and are arranged at intervals in a fourth direction. A length of each of the first linear portions changes gradually in the second direction. A length of each of the second linear portions changes gradually in the fourth direction.
    Type: Application
    Filed: September 11, 2020
    Publication date: December 31, 2020
    Applicant: Japan Display Inc.
    Inventors: Kazuhide MOCHIZUKI, Yoshiro AOKI
  • Patent number: 10866478
    Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: December 15, 2020
    Assignee: Japan Display Inc.
    Inventors: Hitoshi Tanaka, Kazuhide Mochizuki
  • Publication number: 20200301183
    Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.
    Type: Application
    Filed: June 4, 2020
    Publication date: September 24, 2020
    Applicant: Japan Display Inc.
    Inventors: Hitoshi TANAKA, Kazuhide Mochizuki
  • Patent number: 10705399
    Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: July 7, 2020
    Assignee: Japan Display Inc.
    Inventors: Hitoshi Tanaka, Kazuhide Mochizuki
  • Publication number: 20200096800
    Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 26, 2020
    Applicant: Japan Display Inc.
    Inventors: Hitoshi Tanaka, Kazuhide Mochizuki
  • Patent number: 10534235
    Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: January 14, 2020
    Assignee: Japan Display Inc.
    Inventors: Hitoshi Tanaka, Kazuhide Mochizuki
  • Publication number: 20190212620
    Abstract: According to one embodiment, a display device including an insulating substrate, a first gate driver, a first gate line and a conductive material layer is provided. The first gate line has a first end connected to the first gate driver and a second end opposite to the first end, and extends in a first direction. The conductive material layer is located between the insulating substrate and the first gate line, overlaps the first gate line, and extends in the first direction. In the display device, the second end of the first gate line is electrically connected to the conductive material layer.
    Type: Application
    Filed: March 19, 2019
    Publication date: July 11, 2019
    Applicant: Japan Display Inc.
    Inventors: Kazuhide MOCHIZUKI, Hitoshi Tanaka
  • Patent number: 10281783
    Abstract: According to one embodiment, a display device including an insulating substrate, a first gate driver, a first gate line and a conductive material layer is provided. The first gate line has a first end connected to the first gate driver and a second end opposite to the first end, and extends in a first direction. The conductive material layer is located between the insulating substrate and the first gate line, overlaps the first gate line, and extends in the first direction. In the display device, the second end of the first gate line is electrically connected to the conductive material layer.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: May 7, 2019
    Assignee: Japan Display Inc.
    Inventors: Kazuhide Mochizuki, Hitoshi Tanaka