Patents by Inventor Seiji Uejima

Seiji Uejima 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: 11921389
    Abstract: A display device includes a display section in which a plurality of pixels are arrayed in a matrix, a plurality of scan lines which select pixels, a plurality of signal lines which supply image signals to the selected pixels, and color filters that are arranged so as to correspond to color displays of the pixels. In the device, the display section includes an effective pixel portion and a frame portion that surrounds the effective pixel portion, and the frame portion and a wiring circuit of the effective pixel portion are covered with light-shielding layers, the light-shielding layers being separated from each other at a certain separation location in the display section, and a plurality of color filters having different colors are arranged by being stacked at the separation location.
    Type: Grant
    Filed: October 27, 2022
    Date of Patent: March 5, 2024
    Assignee: Japan Display Inc.
    Inventors: Kenta Seki, Seiji Uejima, Ryo Yamaoka, Hidemasa Yamaguchi
  • Publication number: 20240036407
    Abstract: A display device includes a first substrate, a plurality of pixels on the first substrate, a first light shielding layer on the first substrate, a second substrate, and a second light shielding layer on the second substrate. The first light shielding layer extends in the first direction, the second light shielding layer extends in a second direction intersecting the first direction, and apertures of the plurality of pixels are defined by the first light shielding layer and the second light shielding layer.
    Type: Application
    Filed: October 11, 2023
    Publication date: February 1, 2024
    Inventors: Yoshitaka OZEKI, Seiji UEJIMA
  • Patent number: 11860457
    Abstract: According to an aspect, a substrate for a display apparatus includes: a first substrate; a translucent coloring layer that includes a plurality of color regions and that overlaps with the first substrate; a first translucent resin layer that overlaps with the first substrate at boundaries of the color regions; and a light shielding layer that overlaps with the first translucent resin layer on an opposite side to the first substrate side. A width of the light shielding layer in a direction parallel with the first substrate is equal to or smaller than a width of the first translucent resin layer in the parallel direction on a cross section vertical to the first substrate.
    Type: Grant
    Filed: September 9, 2021
    Date of Patent: January 2, 2024
    Assignee: Japan Display Inc.
    Inventors: Koichiro Adachi, Tetsuya Yamamoto, Seiji Uejima
  • Patent number: 11815770
    Abstract: A display device includes a first substrate, a plurality of pixels on the first substrate, a first light shielding layer on the first substrate, a second substrate, and a second light shielding layer on the second substrate. The first light shielding layer extends in the first direction, the second light shielding layer extends in a second direction intersecting the first direction, and apertures of the plurality of pixels are defined by the first light shielding layer and the second light shielding layer.
    Type: Grant
    Filed: April 8, 2022
    Date of Patent: November 14, 2023
    Assignee: Japan Display Inc.
    Inventors: Yoshitaka Ozeki, Seiji Uejima
  • Publication number: 20230205020
    Abstract: According to one embodiment, a display device includes a substrate, a switching element provided on the substrate and including a relay electrode, a first electrode provided further away from the substrate than the switching element, a first insulating film provided on the first electrode and having a first thickness, a second electrode provided on the first insulating film, a second insulating film provided on the second electrode and having a second thickness and a third electrode provided on the second insulating film and supplied with a same potential as that of the first electrode. The second thickness is greater than the first thickness.
    Type: Application
    Filed: March 1, 2023
    Publication date: June 29, 2023
    Applicant: Japan Display Inc.
    Inventors: Yoshitaka OZEKI, Seiji UEJIMA, Nobutaka OZAKI
  • Patent number: 11662618
    Abstract: A counter substrate for a liquid crystal device is provided and includes an insulating substrate having a first surface and a second surface facing to the first surface, a first light shielding layer extending in a first direction and a second light shielding layer extending in a second direction crossing the first direction at the first surface side, wherein the first light shielding layer and the second light shielding layer are layered while contacting each other at a crossing part, the first light shielding layer contacts the first surface, and the second light shielding layer contacts the first surface in the part other than the crossing part.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: May 30, 2023
    Assignee: Japan Display Inc.
    Inventors: Toru Kawamura, Seiji Uejima, Koichiro Adachi, Tetsuya Yamamoto
  • Patent number: 11635662
    Abstract: A display device includes a display section in which a plurality of pixels are arrayed in a matrix, a plurality of scan lines which select pixels, a plurality of signal lines which supply image signals to the selected pixels, and color filters that are arranged so as to correspond to color displays of the pixels. In the device, the display section includes an effective pixel portion and a frame portion that surrounds the effective pixel portion, and the frame portion and a wiring circuit of the effective pixel portion are covered with light-shielding layers, the light-shielding layers being separated from each other at a certain separation location in the display section, and a plurality of color filters having different colors are arranged by being stacked at the separation location.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: April 25, 2023
    Assignee: Japan Display Inc.
    Inventors: Kenta Seki, Seiji Uejima, Ryo Yamaoka, Hidemasa Yamaguchi
  • Patent number: 11630353
    Abstract: According to one embodiment, a display device includes a substrate, a switching element provided on the substrate and including a relay electrode, a first electrode provided further away from the substrate than the switching element, a first insulating film provided on the first electrode and having a first thickness, a second electrode provided on the first insulating film, a second insulating film provided on the second electrode and having a second thickness and a third electrode provided on the second insulating film and supplied with a same potential as that of the first electrode. The second thickness is greater than the first thickness.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: April 18, 2023
    Assignee: Japan Display Inc.
    Inventors: Yoshitaka Ozeki, Seiji Uejima, Nobutaka Ozaki
  • Publication number: 20230049169
    Abstract: A display device includes a display section in which a plurality of pixels are arrayed in a matrix, a plurality of scan lines which select pixels, a plurality of signal lines which supply image signals to the selected pixels, and color filters that are arranged so as to correspond to color displays of the pixels. In the device, the display section includes an effective pixel portion and a frame portion that surrounds the effective pixel portion, and the frame portion and a wiring circuit of the effective pixel portion are covered with light-shielding layers, the light-shielding layers being separated from each other at a certain separation location in the display section, and a plurality of color filters having different colors are arranged by being stacked at the separation location.
    Type: Application
    Filed: October 27, 2022
    Publication date: February 16, 2023
    Inventors: Kenta Seki, Seiji Uejima, Ryo Yamaoka, Hidemasa Yamaguchi
  • Publication number: 20220326579
    Abstract: A display device includes a first substrate, a plurality of pixels on the first substrate, a first light shielding layer on the first substrate, a second substrate, and a second light shielding layer on the second substrate. The first light shielding layer extends in the first direction, the second light shielding layer extends in a second direction intersecting the first direction, and apertures of the plurality of pixels are defined by the first light shielding layer and the second light shielding layer.
    Type: Application
    Filed: April 8, 2022
    Publication date: October 13, 2022
    Inventors: Yoshitaka OZEKI, Seiji UEJIMA
  • Publication number: 20220262838
    Abstract: According to one embodiment, a detection device includes a substrate, a photoelectric conversion element provided on the substrate and including a semiconductor layer, a transistor provided to correspond to the photoelectric conversion element, a support substrate, and a color filter being a green color filter and supported by the support substrate, wherein the color filter overlaps the photoelectric conversion element.
    Type: Application
    Filed: May 2, 2022
    Publication date: August 18, 2022
    Inventors: Yoshitaka Ozeki, Seiji Uejima
  • Publication number: 20220262837
    Abstract: According to one embodiment, a detection device includes a substrate, a photoelectric conversion element provided on the substrate and including a semiconductor layer, a transistor provided to correspond to the photoelectric conversion element, and a green color filter provided above the photoelectric conversion element.
    Type: Application
    Filed: May 2, 2022
    Publication date: August 18, 2022
    Inventors: Yoshitaka OZEKI, Seiji Uejima, Hiroyuki WATABE
  • Publication number: 20210405397
    Abstract: According to an aspect, a substrate for a display apparatus includes: a first substrate; a translucent coloring layer that includes a plurality of color regions and that overlaps with the first substrate; a first translucent resin layer that overlaps with the first substrate at boundaries of the color regions; and a light shielding layer that overlaps with the first translucent resin layer on an opposite side to the first substrate side. A width of the light shielding layer in a direction parallel with the first substrate is equal to or smaller than a width of the first translucent resin layer in the parallel direction on a cross section vertical to the first substrate.
    Type: Application
    Filed: September 9, 2021
    Publication date: December 30, 2021
    Inventors: Koichiro ADACHI, Tetsuya YAMAMOTO, Seiji UEJIMA
  • Publication number: 20210389618
    Abstract: According to one embodiment, a display device includes a substrate, a switching element provided on the substrate and including a relay electrode, a first electrode provided further away from the substrate than the switching element, a first insulating film provided on the first electrode and having a first thickness, a second electrode provided on the first insulating film, a second insulating film provided on the second electrode and having a second thickness and a third electrode provided on the second insulating film and supplied with a same potential as that of the first electrode. The second thickness is greater than the first thickness.
    Type: Application
    Filed: August 30, 2021
    Publication date: December 16, 2021
    Applicant: Japan Display Inc.
    Inventors: Yoshitaka OZEKI, Seiji UEJIMA, Nobutaka OZAKI
  • Publication number: 20210382362
    Abstract: A display device includes a display section in which a plurality of pixels are arrayed in a matrix, a plurality of scan lines which select pixels, a plurality of signal lines which supply image signals to the selected pixels, and color filters that are arranged so as to correspond to color displays of the pixels. In the device, the display section includes an effective pixel portion and a frame portion that surrounds the effective pixel portion, and the frame portion and a wiring circuit of the effective pixel portion are covered with light-shielding layers, the light-shielding layers being separated from each other at a certain separation location in the display section, and a plurality of color filters having different colors are arranged by being stacked at the separation location.
    Type: Application
    Filed: August 23, 2021
    Publication date: December 9, 2021
    Inventors: Kenta Seki, Seiji Uejima, Ryo Yamaoka, Hidemasa Yamaguchi
  • Publication number: 20210382347
    Abstract: A counter substrate for a liquid crystal device is provided and includes an insulating substrate having a first surface and a second surface facing to the first surface, a first light shielding layer extending in a first direction and a second light shielding layer extending in a second direction crossing the first direction at the first surface side, wherein the first light shielding layer and the second light shielding layer are layered while contacting each other at a crossing part, the first light shielding layer contacts the first surface, and the second light shielding layer contacts the first surface in the part other than the crossing part.
    Type: Application
    Filed: August 26, 2021
    Publication date: December 9, 2021
    Inventors: Toru KAWAMURA, Seiji UEJIMA, Koichiro ADACHI, Tetsuya YAMAMOTO
  • Patent number: 11156886
    Abstract: A display device includes a display section in which a plurality of pixels are arrayed in a matrix, a plurality of scan lines which select pixels, a plurality of signal lines which supply image signals to the selected pixels, and color filters that are arranged so as to correspond to color displays of the pixels. In the device, the display section includes an effective pixel portion and a frame portion that surrounds the effective pixel portion, and the frame portion and a wiring circuit of the effective pixel portion are covered with light-shielding layers, the light-shielding layers being separated from each other at a certain separation location in the display section, and a plurality of color filters having different colors are arranged by being stacked at the separation location.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: October 26, 2021
    Assignee: Japan Display Inc.
    Inventors: Kenta Seki, Seiji Uejima, Ryo Yamaoka, Hidemasa Yamaguchi
  • Patent number: 11143888
    Abstract: According to an aspect, a substrate for a display apparatus includes: a first substrate; a translucent coloring layer that includes a plurality of color regions and that overlaps with the first substrate; a first translucent resin layer that overlaps with the first substrate at boundaries of the color regions; and a light shielding layer that overlaps with the first translucent resin layer on an opposite side to the first substrate side. A width of the light shielding layer in a direction parallel with the first substrate is equal to or smaller than a width of the first translucent resin layer in the parallel direction on a cross section vertical to the first substrate.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: October 12, 2021
    Assignee: Japan Display Inc.
    Inventors: Koichiro Adachi, Tetsuya Yamamoto, Seiji Uejima
  • Patent number: 11143922
    Abstract: According to one embodiment, a display device includes a substrate, a switching element provided on the substrate and including a relay electrode, a first electrode provided further away from the substrate than the switching element, a first insulating film provided on the first electrode and having a first thickness, a second electrode provided on the first insulating film, a second insulating film provided on the second electrode and having a second thickness and a third electrode provided on the second insulating film and supplied with a same potential as that of the first electrode. The second thickness is greater than the first thickness.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: October 12, 2021
    Assignee: Japan Display Inc.
    Inventors: Yoshitaka Ozeki, Seiji Uejima, Nobutaka Ozaki
  • Patent number: 11106073
    Abstract: According to one embodiment, a display device including a display function layer between a first substrate and a second substrate which are opposed to each other, wherein the second substrate includes, in a display area in which an image is displayed, a first light shielding layer extending in a first direction and a second light shielding layer extending in a second direction crossing the first direction, and the first light shielding layer and the second light shielding layer are layered while contacting each other at a crossing part.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: August 31, 2021
    Assignee: Japan Display Inc.
    Inventors: Toru Kawamura, Seiji Uejima, Koichiro Adachi, Tetsuya Yamamoto