Patents by Inventor Koutarou YASUDA

Koutarou YASUDA 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 DEVICE
    Publication number: 20090244446
    Abstract: A liquid crystal display device containing a first polarizing plate, a first retardation film, a liquid crystal cell, a second retardation film, and a second polarizing plate in this order from a light incident side, wherein an absorption axis of the first polarizing plate and an absorption axis of the second polarizing plate are orthogonal to each other, and wherein the first retardation film is configured to change a polarization state of light to a state of a fixed point before the light enters the liquid crystal cell so as to allow the liquid crystal cell transmit the light having the polarization state of the fixed point
    Type: Application
    Filed: March 27, 2009
    Publication date: October 1, 2009
    Applicant: FUJIFILM Corporation
    Inventors: Koutarou YASUDA, Megumi SEKIGUCHI