Patents by Inventor Arihiro Takeda

Arihiro Takeda 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: 10503002
    Abstract: According to one embodiment, a display device includes a first substrate including a first insulating substrate located in a first area and a second area, and a first conductive layer provided in the second area, a second substrate including a second insulating substrate located in the first area, and a second conductive layer, and a first connection line opposed to a first side surface of the second insulating substrate to electrically connect the first conductive layer and the second conductive layer. The first connection line is formed of a photosensitive resin containing a conductive material.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: December 10, 2019
    Assignee: Japan Display Inc.
    Inventors: Arihiro Takeda, Shoji Hinata, Yoshikatsu Imazeki, Nobuko Fukuoka, Jin Hirosawa
  • Patent number: 10324239
    Abstract: According to one embodiment, a display device includes a first substrate and a second substrate which are opposed to each other, wherein the second substrate includes, in a display area where an image is displayed, first light shields extending in a first direction and arranged apart from each other in a second direction which crosses the first direction, second light shields extending in the second direction and arranged apart from each other in the first direction, and an intermediate layer disposed between the first light shields and the second light shields, and the first light shields cross the second light shields via the intermediate layer.
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: June 18, 2019
    Assignee: Japan Display Inc.
    Inventors: Arihiro Takeda, Jin Hirosawa, Yoshitaka Yamada
  • Patent number: 10268064
    Abstract: According to one embodiment, a display device comprises a first substrate including a gate line extending in the first direction, and a source line extending in a second direction, and a second substrate opposed to the first substrate. The second substrate includes a first light-blocking layer which opposed to the gate line, and a second light-blocking layer which opposed to the source line. Wherein, a subpixel is formed at a position defined by the gate line and the source line, and the color layer has a first width in the first direction, the first width is greater than a width of the subpixel, and the color layer has a lager width than the first width at a overlapping position on the first light-blocking layer.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: April 23, 2019
    Assignee: Japan Display Inc.
    Inventors: Jin Hirosawa, Kayoko Miyazaki, Arihiro Takeda
  • Patent number: 10268088
    Abstract: A display device includes a first color pixel, a second color pixel neighboring the first color pixel in a first direction, a third color pixel neighboring the second color pixel in the first direction, a fourth color pixel neighboring the first color pixel in a second direction, a fifth color pixel neighboring the second color pixel in the second direction, and a sixth color pixel neighboring the third color pixel in the second direction, wherein each of the first color pixel, the second color pixel, the fourth color pixel and the fifth color pixel has a first long-side length, the third color pixel has a second long-side length which is greater than the first long-side length, and the sixth color pixel has a third long-side length which is less than the first long-side length.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: April 23, 2019
    Assignee: JAPAN DISPLAY INC.
    Inventors: Arihiro Takeda, Keiji Tago, Kayoko Miyazaki, Ayumi Mori
  • Publication number: 20180267353
    Abstract: According to one embodiment, a display device includes a first substrate including a first insulating substrate located in a first area and a second area, and a first conductive layer provided in the second area, a second substrate including a second insulating substrate located in the first area, and a second conductive layer, and a first connection line opposed to a first side surface of the second insulating substrate to electrically connect the first conductive layer and the second conductive layer. The first connection line is formed of a photosensitive resin containing a conductive material.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 20, 2018
    Applicant: Japan Display Inc.
    Inventors: Arihiro Takeda, Shoji Hinata, Yoshikatsu Imazeki, Nobuko Fukuoka, Jin Hirosawa, Yuji Sato
  • Publication number: 20180252973
    Abstract: According to one embodiment, a display device includes a first substrate including a first insulating substrate, and a second substrate including a second insulating substrate arranged on a display surface side on which an image is displayed to the first substrate, a light-shielding layer arranged on a side of the second insulating substrate, which is opposed to the first substrate, a gate line and a source line arranged on a side of the light-shielding layer, which is opposed to the first substrate, to extend along the light-shielding layer, a switching element electrically connected to the gate line and the source line, and a pixel electrode electrically connected to the switching element.
    Type: Application
    Filed: May 7, 2018
    Publication date: September 6, 2018
    Applicant: Japan Display Inc.
    Inventor: Arihiro TAKEDA
  • Publication number: 20180231854
    Abstract: According to one embodiment, a display device including a conductive line, the conductive line including a first conductive layer including a first upper surface, the first upper surface including a first area above an end portion and a second area located on an internal side relative to the first area, and a second conductive layer including a lower portion including a lower surface which is in contact with the second area and an upper portion above the lower portion, wherein the end portion extends to an external side in comparison with the lower surface.
    Type: Application
    Filed: February 14, 2018
    Publication date: August 16, 2018
    Applicant: Japan Display Inc.
    Inventors: Kayoko Miyazaki, Arihiro Takeda
  • Patent number: 9989825
    Abstract: According to one embodiment, a display device includes a first substrate including a first insulating substrate, and a second substrate including a second insulating substrate arranged on a display surface side on which an image is displayed to the first substrate, a light-shielding layer arranged on a side of the second insulating substrate, which is opposed to the first substrate, a gate line and a source line arranged on a side of the light-shielding layer, which is opposed to the first substrate, to extend along the light-shielding layer, a switching element electrically connected to the gate line and the source line, and a pixel electrode electrically connected to the switching element.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: June 5, 2018
    Assignee: Japan Display Inc.
    Inventor: Arihiro Takeda
  • Patent number: 9880430
    Abstract: In one embodiment, a liquid crystal display device includes a first substrate and a second substrate. The first substrate includes a first gate line and a second gate line extending in a first direction, respectively. A first source line and a second source line extend in a second direction orthogonally crossing the first direction. A pixel electrode includes a first main pixel electrode in the shape of a belt located on an edge of the first source line and extending in the second direction, and a second main pixel electrode in the shape of a belt located on an edge of the second source line and extending in the second direction. A second substrate includes a main common electrode located between the first main pixel electrode and the second main pixel electrode and extending in the second direction.
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: January 30, 2018
    Assignee: JAPAN DISPLAY INC.
    Inventors: Arihiro Takeda, Jin Hirosawa
  • Patent number: 9810957
    Abstract: An array substrate includes a gate line extending in a first direction, a source line extending in a second direction orthogonally crossing the first direction and an auxiliary capacitance line having a trunk portion extending in the first direction so as to cross the source line and a branch portion branched from the trunk portion and extending along the source line. A switching element includes a drain line arranged under the auxiliary capacitance line so as to face the trunk portion and the branch portion thereof. A pixel electrode includes a main pixel electrode extending substantially in parallel to the source line and a contact portion electrically connected with the drain line. A counter substrate includes a couple of main common electrodes extending substantially in parallel to the main pixel electrode on the both sides sandwiching the main pixel electrode.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: November 7, 2017
    Assignee: Japan Display Inc.
    Inventors: Arihiro Takeda, Jin Hirosawa, Tetsuya Iizuka, Hirokazu Morimoto
  • Patent number: 9798198
    Abstract: According to one embodiment, a liquid crystal display device includes a first interlayer insulation film located above a first gate line and a second gate line, a first common electrode extending over the first interlayer insulation film, a second interlayer insulation film covering the first common electrode, and a first pixel electrode disposed on the second interlayer insulation film. The first common electrode extends, from a position opposed to the first pixel electrode, beyond the source line in the first direction and beyond the gate line in the second direction.
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: October 24, 2017
    Assignee: Japan Display Inc.
    Inventors: Keisuke Takano, Jin Hirosawa, Arihiro Takeda, Hirokazu Morimoto
  • Publication number: 20170299926
    Abstract: A display device includes a first color pixel, a second color pixel neighboring the first color pixel in a first direction, a third color pixel neighboring the second color pixel in the first direction, a fourth color pixel neighboring the first color pixel in a second direction, a fifth color pixel neighboring the second color pixel in the second direction, and a sixth color pixel neighboring the third color pixel in the second direction, wherein each of the first color pixel, the second color pixel, the fourth color pixel and the fifth color pixel has a first long-side length, the third color pixel has a second long-side length which is greater than the first long-side length, and the sixth color pixel has a third long-side length which is less than the first long-side length.
    Type: Application
    Filed: June 29, 2017
    Publication date: October 19, 2017
    Applicant: Japan Display Inc.
    Inventors: Arihiro TAKEDA, Keiji TAGO, Kayoko MIYAZAKI, Ayumi MORI
  • Patent number: 9785001
    Abstract: According to one embodiment, a liquid crystal display apparatus includes a first substrate including a first electrode and an insulating layer arranged so as to cover an edge of the first electrode, a second substrate including a second electrode facing the first electrode and a second slit from which the second electrode is removed, and a liquid crystal layer interposed between the first substrate and the second substrate. The first electrode includes a plurality of first slits extending inwardly from the edge of the first electrode. The insulating layer and the plurality of first slits are arranged such that a position of an end of the insulating layer and a position of a tip to which the first slit extends are apart from each other in a region between the edge of the first electrode and the second slit in a direction in which the first slit extends.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: October 10, 2017
    Assignee: JAPAN DISPLAY INC.
    Inventors: Arihiro Takeda, Jin Hirosawa
  • Patent number: 9733527
    Abstract: A display device includes a first color pixel, a second color pixel neighboring the first color pixel in a first direction, a third color pixel neighboring the second color pixel in the first direction, a fourth color pixel neighboring the first color pixel in a second direction, a fifth color pixel neighboring the second color pixel in the second direction, and a sixth color pixel neighboring the third color pixel in the second direction, wherein each of the first color pixel, the second color pixel, the fourth color pixel and the fifth color pixel has a first long-side length, the third color pixel has a second long-side length which is greater than the first long-side length, and the sixth color pixel has a third long-side length which is less than the first long-side length.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: August 15, 2017
    Assignee: Japan Display Inc.
    Inventors: Arihiro Takeda, Keiji Tago, Kayoko Miyazaki, Ayumi Mori
  • Publication number: 20170153492
    Abstract: According to one embodiment, a display device comprises a first substrate including a gate line extending in the first direction, and a source line extending in a second direction, and a second substrate opposed to the first substrate. The second substrate includes a first light-blocking layer which opposed to the gate line, and a second light-blocking layer which opposed to the source line. Wherein, a subpixel is formed at a position defined by the gate line and the source line, and the color layer has a first width in the first direction, the first width is greater than a width of the subpixel, and the color layer has a lager width than the first width at a overlapping position on the first light-blocking layer.
    Type: Application
    Filed: November 23, 2016
    Publication date: June 1, 2017
    Applicant: Japan Display Inc.
    Inventors: Jin HIROSAWA, Kayoko MIYAZAKI, Arihiro TAKEDA
  • Patent number: 9625757
    Abstract: According to one embodiment, a liquid crystal display device, include a first substrate includes a first pixel electrode including m first strip electrodes, a second pixel electrode including m second strip electrodes, a third pixel electrode including n third strip electrodes, a fourth pixel electrode including m fourth strip electrodes, a fifth pixel electrode including m fifth strip electrodes, and a sixth pixel electrode including n sixth strip electrodes, m and n being positive integers and unequal to each other.
    Type: Grant
    Filed: February 19, 2015
    Date of Patent: April 18, 2017
    Assignee: Japan Display Inc.
    Inventors: Atsuko Oono, Arihiro Takeda, Jin Hirosawa, Satoru Kawasaki, Yuji Maede, Saori Sugiyama
  • Patent number: 9568781
    Abstract: According to one embodiment, a liquid crystal display device includes a first substrate including a first transmissive electrode, a second transmissive electrode, a third transmissive electrode, a fourth transmissive electrode, a fifth transmissive electrode, and a reflective electrode, a second substrate including a first color filter opposed to the first transmissive electrode and the fourth transmissive electrode, a second color filter opposed to the second transmissive electrode and the fifth transmissive electrode, a third color filter opposed to the third transmissive electrode, and a fourth color filter opposed to the reflective electrode, and a liquid crystal layer held between the first substrate and the second substrate.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: February 14, 2017
    Assignee: Japan Display Inc.
    Inventor: Arihiro Takeda
  • Publication number: 20170038637
    Abstract: According to one embodiment, a display device includes a first substrate and a second substrate which are opposed to each other, wherein the second substrate includes, in a display area where an image is displayed, first light shields extending in a first direction and arranged apart from each other in a second direction which crosses the first direction, second light shields extending in the second direction and arranged apart from each other in the first direction, and an intermediate layer disposed between the first light shields and the second light shields, and the first light shields cross the second light shields via the intermediate layer.
    Type: Application
    Filed: June 20, 2016
    Publication date: February 9, 2017
    Applicant: JAPAN DISPLAY INC.
    Inventors: ARIHIRO TAKEDA, JIN HIROSAWA, YOSHITAKA YAMADA
  • Publication number: 20160357074
    Abstract: In one embodiment, a liquid crystal display device includes a first substrate and a second substrate. In the first substrate, gate lines extend in a first direction, and a first source line and a second source line extend in a second direction orthogonally crossing the first direction. A pixel electrode having a first belt-like main electrode is arranged approximately in a central portion between the first source line and the second source line and extending in the second direction. A first belt-like sub-electrode covers the gate line between the first source line and the second source line and extending in the first direction. The second substrate includes a counter electrode having a second main electrode arranged on the first and second source lines and extending in the second direction. A liquid crystal layer is held between the first substrate and the second substrate.
    Type: Application
    Filed: June 14, 2016
    Publication date: December 8, 2016
    Applicant: Japan Display Inc.
    Inventors: Jin HIROSAWA, Arihiro TAKEDA, Nobuko FUKUOKA, Yusuke MORITA, Kazuya DAISHI
  • Publication number: 20160327829
    Abstract: According to one embodiment, a liquid crystal display apparatus includes a first substrate including a first electrode and an insulating layer arranged so as to cover an edge of the first electrode, a second substrate including a second electrode facing the first electrode and a second slit from which the second electrode is removed, and a liquid crystal layer interposed between the first substrate and the second substrate. The first electrode includes a plurality of first slits extending inwardly from the edge of the first electrode. The insulating layer and the plurality of first slits are arranged such that a position of an end of the insulating layer and a position of a tip to which the first slit extends are apart from each other in a region between the edge of the first electrode and the second slit in a direction in which the first slit extends.
    Type: Application
    Filed: July 21, 2016
    Publication date: November 10, 2016
    Applicant: Japan Display Inc.
    Inventors: Arihiro TAKEDA, Jin HIROSAWA