Patents by Inventor Yayol Okui

Yayol Okui 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).

  • CRYSTALLINE COMPOUND, MANUFACTURING METHOD THEREFOR AND PLASMA DISPLAY PANEL
    Publication number: 20110198985
    Abstract: The present invention aims to drive a PDP at low voltage by providing a material with a high secondary electron emission coefficient under a practical manufacturing condition. In order to achieve the aim, a crystalline oxide selected from the group consisting of CaSnO3, SrSnO3, BaSnO3, and a solid solution of two or more of them, in which an amount of Ca, Sr or Ba in a surface region thereof is reduced, is used as a material for a protective film when a plasma display panel is produced.
    Type: Application
    Filed: April 1, 2010
    Publication date: August 18, 2011
    Inventors: Osamu Inoue, Hiroshi Asano, Yayol Okui, Kojiro Okuyama