Patents by Inventor Boung Guk Park

Boung Guk Park 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).

  • Method of manufacturing micro lens array
    Patent number: 8658347
    Abstract: A method of manufacturing a micro lens array, wherein the quality of an image is prevented from being deteriorated as a beam on an off-axis surface reaches a focal plane of a micro lens by forming a shading film for preventing the beam from penetrating through a space between micro lenses of the micro lens array, a micro lens having a high numerical aperture or any shape, such as an aspheric shape, is quickly manufactured at a low cost, and the micro lenses and a mask pattern are easily aligned by forming a mask pattern on a focus region formed by the micro lenses of the micro lens array.
    Type: Grant
    Filed: September 6, 2011
    Date of Patent: February 25, 2014
    Assignee: INHA-Industry Partnership Institute
    Inventors: Han Sup Lee, Boung Guk Park, Chul-jin Jo, Ki Woon Choi