Patents by Inventor Hirofumi Habara

Hirofumi Habara 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 device
    Patent number: 8215784
    Abstract: A backlight device includes a chassis which is box in shape and having a bottom part and four side walls, a light source arranged on the bottom part of the chassis, a diffuser panel supported by a top end surface of each of the side walls of the chassis, and an optical sheet arranged on the diffuser panel, wherein the top end surface of each of the side walls is downward sloping so that height becomes continuously low toward inside the chassis.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: July 10, 2012
    Assignee: NLT Technologies, Ltd.
    Inventor: Hirofumi Habara
  • BACKLIGHT DEVICE
    Publication number: 20110044028
    Abstract: A backlight device includes a chassis which is box in shape and having a bottom part and four side walls, a light source arranged on the bottom part of the chassis, a diffuser panel supported by a top end surface of each of the side walls of the chassis, and an optical sheet arranged on the diffuser panel, wherein the top end surface of each of the side walls is downward sloping so that height becomes continuously low toward inside the chassis.
    Type: Application
    Filed: August 20, 2010
    Publication date: February 24, 2011
    Applicant: NEC LCD TECHNOLOGIES, LTD.
    Inventor: Hirofumi HABARA