Patents by Inventor Kengo KOWATA

Kengo KOWATA 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).

  • Display device, flexible wiring board, method of manufacturing the display device, and electronic device
    Patent number: 10897815
    Abstract: According to one embodiment, a display device includes a display panel including pad portions, a flexible printed circuit, the flexible printed circuit includes a base member with a first surface and a second surface, wiring lines, and a protective layer, and including a bend area, and a first edge and a second edge, the base member includes a groove portion located in the bend area and formed in the second surface, a first frame region between the first edge and the groove portion, and a second frame region between the second edge and the groove portion, a thickness of the base member in a position where the groove portion is formed is less than a thickness of the base member in a position which overlaps the first frame region and the second frame region.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: January 19, 2021
    Assignee: Japan Display Inc.
    Inventors: Kota Uogishi, Koji Hiramoto, Kengo Kowata
  • DISPLAY DEVICE, FLEXIBLE WIRING BOARD, METHOD OF MANUFACTURING THE DISPLAY DEVICE, AND ELECTRONIC DEVICE
    Publication number: 20200352020
    Abstract: According to one embodiment, a display device includes a display panel including pad portions, a flexible printed circuit, the flexible printed circuit includes a base member with a first surface and a second surface, wiring lines, and a protective layer, and including a bend area, and a first edge and a second edge, the base member includes a groove portion located in the bend area and formed in the second surface, a first frame region between the first edge and the groove portion, and a second frame region between the second edge and the groove portion, a thickness of the base member in a position where the groove portion is formed is less than a thickness of the base member in a position which overlaps the first frame region and the second frame region.
    Type: Application
    Filed: July 22, 2020
    Publication date: November 5, 2020
    Applicant: Japan Display Inc.
    Inventors: Kota UOGISHI, Koji HIRAMOTO, Kengo KOWATA
  • Display device, flexible wiring board, method of manufacturing the display device, and electronic device
    Patent number: 10772196
    Abstract: According to one embodiment, a display device includes a display panel including pad portions, a flexible printed circuit, the flexible printed circuit includes a base member with a first surface and a second surface, wiring lines, and a protective layer, and including a bend area, and a first edge and a second edge, the base member includes a groove portion located in the bend area and formed in the second surface, a first frame region between the first edge and the groove portion, and a second frame region between the second edge and the groove portion, a thickness of the base member in a position where the groove portion is formed is less than a thickness of the base member in a position which overlaps the first frame region and the second frame region.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: September 8, 2020
    Assignee: Japan Display Inc.
    Inventors: Kota Uogishi, Koji Hiramoto, Kengo Kowata
  • DISPLAY DEVICE, FLEXIBLE WIRING BOARD, METHOD OF MANUFACTURING THE DISPLAY DEVICE, AND ELECTRONIC DEVICE
    Publication number: 20200077508
    Abstract: According to one embodiment, a display device includes a display panel including pad portions, a flexible printed circuit, the flexible printed circuit includes a base member with a first surface and a second surface, wiring lines, and a protective layer, and including a bend area, and a first edge and a second edge, the base member includes a groove portion located in the bend area and formed in the second surface, a first frame region between the first edge and the groove portion, and a second frame region between the second edge and the groove portion, a thickness of the base member in a position where the groove portion is formed is less than a thickness of the base member in a position which overlaps the first frame region and the second frame region.
    Type: Application
    Filed: August 29, 2019
    Publication date: March 5, 2020
    Applicant: Japan Display Inc.
    Inventors: Kota UOGISHI, Koji HIRAMOTO, Kengo KOWATA