Patents by Inventor Kibou Watanabe

Kibou Watanabe 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 substrate and display device equipped with same
    Patent number: 9224824
    Abstract: This thin film transistor substrate is provided with: a drain electrode that is formed on an insulating film, and comprises copper; an interlayer insulating film formed on the drain electrode; and a pixel electrode that is formed in the contact hole, which is formed in the insulating film and the interlayer insulating film, and on the interlayer insulating film, and is electrically connected to the drain electrode via the contact hole. In a plan view of the contact hole, the drain electrode is formed inside part of the contact hole in such a manner that part of the drain electrode and part of the outer periphery of the contact hole are overlapping, and part of the pixel electrode and the drain electrode are electrically connected.
    Type: Grant
    Filed: June 20, 2013
    Date of Patent: December 29, 2015
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Kibou Watanabe
  • DISPLAY DEVICE SUBSTRATE AND DISPLAY DEVICE EQUIPPED WITH SAME
    Publication number: 20150187894
    Abstract: This thin film transistor substrate is provided with: a drain electrode that is formed on an insulating film, and comprises copper; an interlayer insulating film formed on the drain electrode; and a pixel electrode that is formed in the contact hole, which is formed in the insulating film and the interlayer insulating film, and on the interlayer insulating film, and is electrically connected to the drain electrode via the contact hole. In a plan view of the contact hole, the drain electrode is formed inside part of the contact hole in such a manner that part of the drain electrode and part of the outer periphery of the contact hole are overlapping, and part of the pixel electrode and the drain electrode are electrically connected.
    Type: Application
    Filed: June 20, 2013
    Publication date: July 2, 2015
    Applicant: Sharp Kabushiki Kaisha
    Inventor: Kibou Watanabe