Patents by Inventor Hee Eun Jang

Hee Eun Jang 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).

  • OPTICAL SHEET AND COMPOSITE SHEET WITH MOIRE FRINGE, AND BACKLIGHT ASSEMBLY HAVING THE SAME
    Publication number: 20110188230
    Abstract: The present invention relates to an optical sheet and a composite sheet with a moire fringe and a backlight assembly having the same. The present invention provides an optical sheet including: a first pattern layer on which a first pattern array is formed and a second pattern layer on which a second pattern array generating a moire fringe by overlapping with the first pattern array is formed. With the present invention, it can expand a viewing angle while improving luminance. In addition, the number of LED light sources mounted on the backlight assembly is reduced, making it possible to reduce production costs.
    Type: Application
    Filed: September 8, 2009
    Publication date: August 4, 2011
    Applicant: MIRAENANOTECH CO., LTD.
    Inventors: Hyo Jin Lee, Jung Whan Yoon, Bong Jae Lee, Kang Shik Lee, Yong Kwon Cho, Hee Eun Jang, Hyo Goo Jeon