Patents by Inventor Eun-Kyeong Bae

Eun-Kyeong Bae 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 film with partially coated structure array and manufacturing method thereof
    Patent number: 9086529
    Abstract: The present invention relates to an optical film comprising a substrate on which an array of structures is formed, wherein a material having a different refractive index, absorbancy or reflectivity from that of a surface of the structures is partially coated on the surface of the structures, and a manufacturing method thereof. Specifically, the optical film according to one embodiment of the present invention may have a different transparency depending on the direction or can transmit light asymmetrically. Further, the optical film may be applicable to image devices, which need to change brightness or images depending on the angle of view or to display three-dimensional images.
    Type: Grant
    Filed: January 17, 2012
    Date of Patent: July 21, 2015
    Assignee: SNU R&DB FOUNDATION
    Inventors: Kookheon Char, Hyunsik Yoon, Hong Hie Lee, Eun-Kyeong Bae
  • OPTICAL FILM WITH PARTIALLY COATED STRUCTURE ARRAY AND MANUFACTURING METHOD THEREOF
    Publication number: 20140016207
    Abstract: The present invention relates to an optical film comprising a substrate on which an array of structures is formed, wherein a material having a different refractive index, absorbancy or reflectivity from that of a surface of the structures is partially coated on the surface of the structures, and a manufacturing method thereof. Specifically, the optical film according to one embodiment of the present invention may have a different transparency depending on the direction or can transmit light asymmetrically. Further, the optical film may be applicable to image devices, which need to change brightness or images depending on the angle of view or to display three-dimensional images.
    Type: Application
    Filed: January 17, 2012
    Publication date: January 16, 2014
    Applicant: SNU R&DB FOUNDATION
    Inventor: Eun-Kyeong Bae