Patents by Inventor Ju Hyuk YIM

Ju Hyuk YIM 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).

  • Light guide unit having shielding portion, backlight module using the same and manufacturing method of light guide unit
    Patent number: 11294230
    Abstract: The present invention provides a backlight module comprising a light emitting unit including a light source and a light guide plate transmitting light from the light source; a light guide unit accumulatively placed on the top of the light emitting unit and transmitting the light to the upper part of the light guide unit; a mold frame containing the light emitting unit and the light guide unit and having a space between the side of the light guide unit and the mold frame; and a shielding portion formed at the side of the light guide unit to prevent light leakage transmitting from the side of the light guide unit to the outside of the light guide unit.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: April 5, 2022
    Assignee: LMS CO., LTD.
    Inventors: Ju Hyuk Yim, Se Jin Oh, Young Il Kim, Jee Hong Min, Byeong Cheol Kim, Ji Yeon Hong, Ha Young Jang
  • LIGHT GUIDE UNIT HAVING SHIELDING PORTION, BACKLIGHT MODULE USING THE SAME AND MANUFACTURING METHOD OF LIGHT GUIDE UNIT
    Publication number: 20200117052
    Abstract: The present invention provides a backlight module comprising a light emitting unit including a light source and a light guide plate transmitting light from the light source; a light guide unit accumulatively placed on the top of the light emitting unit and transmitting the light to the upper part of the light guide unit; a mold frame containing the light emitting unit and the light guide unit and having a space between the side of the light guide unit and the mold frame; and a shielding portion formed at the side of the light guide unit to prevent light leakage transmitting from the side of the light guide unit to the outside of the light guide unit.
    Type: Application
    Filed: May 17, 2018
    Publication date: April 16, 2020
    Applicant: LMS Co., Ltd.
    Inventors: Ju Hyuk YIM, Se Jin OH, Young Il KIM, Jee Hong MIN, Byeong Cheol KIM, Ji Yeon HONG, Ha Young JANG