Patents by Inventor Juhyun J. Lee

Juhyun J. Lee 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).

  • Color Conversion Film for Backlight Unit
    Publication number: 20230061049
    Abstract: A color conversion film for a backlight unit that includes an array of light emitting diodes. The color conversion film includes a substantially planar base portion, and a plurality of three-dimensional structures extending from the substantially planar base portion. Each of the three-dimensional structures has at least one sloped surface with a base angle of about 55°-75° relative to the substantially planar base portion. The color conversion film includes a material having a refractive index of about 1.5-1.7.
    Type: Application
    Filed: November 4, 2022
    Publication date: March 2, 2023
    Applicant: BrightView Technologies, Inc.
    Inventors: Kenneth L. Walker, Juhyun J. Lee
  • Color conversion film back light unit for backlit displays
    Patent number: 11520182
    Abstract: A color conversion film for a backlight unit that includes an array of light emitting diodes. The color conversion film includes a substantially planar base portion, and a plurality of three-dimensional structures extending from the substantially planar base portion. Each of the three-dimensional structures has at least one sloped surface with a base angle of about 55°-75° relative to the substantially planar base portion. The color conversion film includes a material having a refractive index of about 1.5-1.7.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: December 6, 2022
    Assignee: BrightViewTechnologies, Inc.
    Inventors: Kenneth L. Walker, Juhyun J. Lee
  • Color Conversion Film Back Light Unit for Backlit Displays
    Publication number: 20220075229
    Abstract: A color conversion film for a backlight unit that includes an array of light emitting diodes. The color conversion film includes a substantially planar base portion, and a plurality of three-dimensional structures extending from the substantially planar base portion. Each of the three-dimensional structures has at least one sloped surface with a base angle of about 55°-75° relative to the substantially planar base portion. The color conversion film includes a material having a refractive index of about 1.5-1.7.
    Type: Application
    Filed: December 27, 2019
    Publication date: March 10, 2022
    Applicant: BrightView Technologies, Inc.
    Inventors: Kenneth L. Walker, Juhyun J. Lee