Patents by Inventor Chouei Sugitani

Chouei Sugitani 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).

  • Backlight unit, display device provided with the backlight unit, and method of manufacturing the display device
    Patent number: 7446825
    Abstract: Disclosed is a backlight unit, including: a case having a frame shape; a light guide plate fixed to the case; a light source located on the side of the light guide plate; a reflective sheet located on the rear of the light guide plate; an EMI protection sheet for covering at least a flexible board located on the rear of the reflective sheet; and a protective sheet located between the reflective sheet and the flexible board, for preventing deformation of the reflective sheet, wherein the EMI protection sheet is bonded to the flexible board and the protective sheet, whereby the flexible board is fixed to the protective sheet.
    Type: Grant
    Filed: July 21, 2006
    Date of Patent: November 4, 2008
    Assignee: NEC LCD Technologies, Ltd.
    Inventors: Toshiya Shinohara, Chouei Sugitani
  • Backlight unit, display device provided with the backlight unit, and method of manufacturing the display device
    Publication number: 20070024771
    Abstract: Disclosed is a backlight unit, including: a case having a frame shape; a light guide plate fixed to the case; a light source located on the side of the light guide plate; a reflective sheet located on the rear of the light guide plate; an EMI protection sheet for covering at least a flexible board located on the rear of the reflective sheet; and a protective sheet located between the reflective sheet and the flexible board, for preventing deformation of the reflective sheet, wherein the EMI protection sheet is bonded to the flexible board and the protective sheet, whereby the flexible board is fixed to the protective sheet.
    Type: Application
    Filed: July 21, 2006
    Publication date: February 1, 2007
    Applicant: NEC LCD TECHNOLOGIES, LTD.
    Inventors: Toshiya Shinohara, Chouei Sugitani