Patents by Inventor Haruyoshi Sannou

Haruyoshi Sannou 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).

  • Patent number: 6417619
    Abstract: A front panel for a plasma display panel having at least one transparent resin plate and a conductive mesh placed on the transparent resin plate, in which a part of the conductive mesh is exposed on the plate in a sheet form on at least one side of the marginal surface of the front panel. The front panel may have uneven patterns on at least one side of the surfaces of the front panel, and may also include an intermediate synthetic resin plate between the conductive mesh and the transparent resin plate, as well as a decorative portion between the intermediate synthetic resin plate and the transparent resin plate. In addition, the front panel may contain a conductive film, which is in contact with the conductive mesh in a sheet form on at least one side of the marginal surface of the front panel.
    Type: Grant
    Filed: October 8, 1999
    Date of Patent: July 9, 2002
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yukio Yasunori, Hakaru Miyakita, Kayoko Ueda, Haruyoshi Sannou
  • Patent number: 6008581
    Abstract: The present invention provides a plasma display front panel comprising a laminate of a transparent substrate and a synthetic fiber mesh plated with a metal thereon, and offering an adequate shielding against electromagnetic waves from a plasma display. The invention employs a transparent substrate formed from a resinous composition comprising a copolymer of a monomer having an unsaturated double bond and a phosphorus-containing compound, and a copper-containing compound so as to provide a plasma display front panel featuring an excellent electromagnetic shielding performance and an ability of absorbing near-infrared rays.
    Type: Grant
    Filed: December 29, 1997
    Date of Patent: December 28, 1999
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Shinsuke Ochiai, Haruyoshi Sannou, Satoshi Honda