Patents by Inventor Ryuhichi Yokoyama

Ryuhichi Yokoyama 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).

  • LIGHTING DEVICE, DISPLAY DEVICE, AND TELEVISION RECEIVER
    Publication number: 20120281154
    Abstract: In a lighting device, unevenness is less likely to be caused in exited light. A backlight unit 12 includes LEDs 17 as light sources, at least two LED boards 18 having the LEDs 17 thereon, a connecting portion 23 electrically connecting the at least two LED boards 18, and a reflection sheet 21 provided on a mounting surface 18a of the LED boards 18 on which the LEDS 17 are mounted and configured to reflect light. The connecting portion 23 is provided on a surface 18c of the LED board 18 adjacent to both of the mounting surface 18a and a surface 18b opposite to the mounting surface 18a.
    Type: Application
    Filed: January 13, 2011
    Publication date: November 8, 2012
    Applicant: SHARP KABUSHIKI KAISHA
    Inventor: Ryuhichi Yokoyama