Patents by Inventor Hyeon-jung CHA

Hyeon-jung CHA 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).

  • Ion exchange membrane filling composition, method of preparing ion exchange membrane, ion exchange membrane, and redox flow battery
    Patent number: 8921004
    Abstract: A composition for filling an ion exchange membrane including a first aromatic vinyl monomer having a halogenated alkyl group or a quaternary ammonium salt group, a method of preparing the ion exchange membrane, an ion exchange membrane prepared using the method, and a redox flow battery including the ion exchange membrane.
    Type: Grant
    Filed: December 19, 2012
    Date of Patent: December 30, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Myung-jin Lee, Joung-won Park, Duk-jin Oh, Doo-yeon Lee, Moon-sung Kang, Ji-su Kim, Hyeon-jung Cha
  • ION EXCHANGE MEMBRANE FILLING COMPOSITION, METHOD OF PREPARING ION EXCHANGE MEMBRANE, ION EXCHANGE MEMBRANE, AND REDOX FLOW BATTERY
    Publication number: 20130316268
    Abstract: A composition for filling an ion exchange membrane including a first aromatic vinyl monomer having a halogenated alkyl group or a quaternary ammonium salt group, a method of preparing the ion exchange membrane, an ion exchange membrane prepared using the method, and a redox flow battery including the ion exchange membrane.
    Type: Application
    Filed: December 19, 2012
    Publication date: November 28, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Myung-jin LEE, Joung-won PARK, Duk-jin OH, Doo-yeon LEE, Moon-sung KANG, Ji-su KIM, Hyeon-jung CHA