Patents by Inventor Choisang Park

Choisang 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).

  • Apparatus of coupling substrates for electrowetting display panel and method of coupling substrates for electrowetting display using the same
    Patent number: 9841594
    Abstract: An apparatus that couples a first substrate and a second substrate of an electrowetting display panel, the apparatus comprising a first chuck provided with a first support surface and a second chuck provided with a second support surface opposite to the first support surface and positioned beneath the first chuck. The second support surface is smaller than the first support surface and is positioned in a plane parallel to a plane that includes the first support surface.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: December 12, 2017
    Assignee: Amazon Technologies, Inc.
    Inventors: Kwangho Lee, Myunghwan Park, Jinbo Shim, Choisang Park, Jae-Jin Lyu
  • APPARATUS OF COUPLING SUBSTRATES FOR ELECTROWETTING DISPLAY PANEL AND METHOD OF COUPLING SUBSTRATES FOR ELECTROWETTING DISPLAY USING THE SAME
    Publication number: 20140075742
    Abstract: An apparatus that couples a first substrate and a second substrate of an electrowetting display panel, the apparatus comprising a first chuck provided with a first support surface and a second chuck provided with a second support surface opposite to the first support surface and positioned beneath the first chuck. The second support surface is smaller than the first support surface and is positioned in a plane parallel to a plane that includes the first support surface.
    Type: Application
    Filed: August 30, 2013
    Publication date: March 20, 2014
    Applicant: Amazon Technologies, Inc.
    Inventors: Kwangho Lee, Myunghwan Park, Jinbo Shim, Choisang Park, Jae-Jin Lyu