Patents by Inventor Il Un CHU

Il Un CHU 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 and method for manufacturing electrode assembly
    Patent number: 11342591
    Abstract: A method for manufacturing an electrode assembly is provided. The method includes a preparation step of preparing a plurality of separators and a plurality of electrodes; an electrode unit manufacturing step of manufacturing an electrode unit having a structure in which the separators and the electrodes are alternately disposed; a pre-sealing step of forming a pre-sealing part in which at least a partial region of each separator of the plurality of separators within the electrode unit are attached to each other; and a separator cutting step of cutting a region of the pre-sealing part. An apparatus for performing the method is also provided.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: May 24, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Il Un Chu, Sang Wook Kim, Dong Hyeuk Park, Nam Hyuck Kim, Su Ho Jeon
  • APPARATUS AND METHOD FOR MANUFACTURING ELECTRODE ASSEMBLY
    Publication number: 20200203774
    Abstract: A method for manufacturing an electrode assembly is provided. The method includes a preparation step of preparing a plurality of separators and a plurality of electrodes; an electrode unit manufacturing step of manufacturing an electrode unit having a structure in which the separators and the electrodes are alternately disposed; a pre-sealing step of forming a pre-sealing part in which at least a partial region of each separator of the plurality of separators within the electrode unit are attached to each other; and a separator cutting step of cutting a region of the pre-sealing part. An apparatus for performing the method is also provided.
    Type: Application
    Filed: October 31, 2018
    Publication date: June 25, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Il Un CHU, Sang Wook KIM, Dong Hyeuk PARK, Nam Hyuck KIM, Su Ho JEON