Patents by Inventor Joshua D. TIBBITS

Joshua D. TIBBITS 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 SYSTEMS CONTAINING DOWNCONVERSION FILM ELEMENTS
    Publication number: 20170242178
    Abstract: Methods for improving color uniformity across an LCD backlight unit having a viewable area, a downconversion film element and blue LEDS comprise increasing blue light absorption while reflecting red and green light in at least one edge of the viewable area.
    Type: Application
    Filed: August 19, 2015
    Publication date: August 24, 2017
    Inventors: Joshua D. TIBBITS, Yu YANG, JianGang SU, Feng ZHAO, Wenlong YANG, Shu-Ching FAN
  • BACKLIGHT SYSTEMS CONTAINING DOWNCONVERSION FILM ELEMENTS
    Publication number: 20160266298
    Abstract: Edge-lit LCD backlight units having a viewable area comprise (a) a downconversion film element, (b) a light guide comprising extraction elements, (c) a reflector and (d) blue LEDs. The extraction elements extend beyond the viewable area.
    Type: Application
    Filed: September 15, 2014
    Publication date: September 15, 2016
    Inventors: Joshua D. TIBBITS, Shu-Ching FAN, Fumihisa HANZAWA, Tatsuya NAKAMURA, Hideaki SHIROTORI, John F. VAN DERLOFSKE, III