Patents by Inventor Daisuke Kitano

Daisuke Kitano 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).

  • Liquid crystal display panel
    Patent number: 8681299
    Abstract: Provided is a liquid crystal display panel which allows high quality display by suppressing a disturbance of liquid crystal molecule alignment caused by formation of liquid crystal alignment control protrusions. The liquid crystal display panel of the present invention is a liquid crystal display panel including a pair of substrates and a liquid crystal layer sandwiched between the pair of substrates, one of the pair of the substrates including a colored layer, a light-shielding layer, and walled liquid crystal alignment control protrusions projecting toward the other substrate, the liquid crystal alignment control protrusions including a main protrusion and a secondary protrusion lower than the main protrusion, and the secondary protrusion not being provided along a borderline between the colored layer and the light-shielding layer.
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: March 25, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Daisuke Kitano, Yutaka Sawayama
  • LIQUID CRYSTAL DISPLAY PANEL
    Publication number: 20120327344
    Abstract: Provided is a liquid crystal display panel which allows high quality display by suppressing a disturbance of liquid crystal molecule alignment caused by formation of liquid crystal alignment control protrusions. The liquid crystal display panel of the present invention is a liquid crystal display panel including a pair of substrates and a liquid crystal layer sandwiched between the pair of substrates, one of the pair of the substrates including a colored layer, a light-shielding layer, and walled liquid crystal alignment control protrusions projecting toward the other substrate, the liquid crystal alignment control protrusions including a main protrusion and a secondary protrusion lower than the main protrusion, and the secondary protrusion not being provided along a borderline between the colored layer and the light-shielding layer.
    Type: Application
    Filed: October 26, 2010
    Publication date: December 27, 2012
    Applicant: Sharp Kabushiki Kaisha
    Inventors: Daisuke Kitano, Yutaka Sawayama