Patents by Inventor Kouki Kasai

Kouki Kasai 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).

  • Publication number: 20090189516
    Abstract: An organic EL light emitting display employs a color conversion system having a structure in which generation of dark areas in an organic EL element can be suppressed and emission of the organic EL light emitting element can be made highly efficient. The organic EL light emitting display successively includes a transparent substrate, one kind or a plurality of kinds of color filter layers, a bonding layer, a color conversion layer, a barrier layer, a transparent electrode, an organic EL layer and a reflecting electrode. The color filter layer is formed by a wet process, the color conversion layer and the barrier layer are formed by a dry process, and the bonding layer is selected from a group consisting of an inorganic bonding layer, an organic bonding layer, and a laminated body of an organic bonding layer and an inorganic bonding layer.
    Type: Application
    Filed: November 9, 2006
    Publication date: July 30, 2009
    Applicant: FUJI ELECTRIC HOLDINGS CO., LTD.
    Inventors: Noboru Kurata, Yukinori Kawamura, Kouki Kasai, Koji Kawaguchi