Patents by Inventor Noriaki Ato

Noriaki Ato 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 for a liquid crystal display including a reflection member receiving chassis
    Patent number: 6935766
    Abstract: A backlight unit for use in an LCD unit includes an optical guide plate, a tubular lamp extending along the lateral side of the optical guide plate, a reflection member including a reflector encircling the tubular lamp at three sides thereof and a reflection sheet disposed at the rear side of the optical guide plate, a chassis receiving therein the optical guide plate and the reflection member, and a lamp holder disposed at the corner portion of the chassis. The reflector has an extension at the corner portion, the extension being sandwiched between the chassis and the lamp holder to restrict the lateral movement of the reflector.
    Type: Grant
    Filed: September 16, 2003
    Date of Patent: August 30, 2005
    Assignee: NEC LCD Technologies, Ltd.
    Inventor: Noriaki Ato
  • Backlight for a double-sided liquid crystal display unit
    Publication number: 20040062029
    Abstract: A backlight unit for use in an LCD unit includes an optical guide plate, a tubular lamp extending along the lateral side of the optical guide plate, a reflection member including a reflector encircling the tubular lamp at three sides thereof and a reflection sheet disposed at the rear side of the optical guide plate, a chassis receiving therein the optical guide plate and the reflection member, and a lamp holder disposed at the corner portion of the chassis. The reflector has an extension at the corner portion, the extension being sandwiched between the chassis and the reflector to restrict the lateral movement of the reflector, whereby a defect of the front edge of the reflector appearing in the display area can be prevented.
    Type: Application
    Filed: September 16, 2003
    Publication date: April 1, 2004
    Applicant: NEC LCD TECHNOLOGIES, LTD.
    Inventor: Noriaki Ato