Patents by Inventor Joon Sik CHUNG

Joon Sik CHUNG 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).

  • Composite electrode assembly and lithium-ion secondary battery including the same
    Patent number: 11611108
    Abstract: A flexible battery may include: a first electrode assembly including one or more unit cells, each having a pair of electrodes with a separator interposed therebetween; a single electrode; and a second electrode assembly connected to the first electrode assembly or to the single electrode and including a single electrode and a separator covering a top and bottom of the single electrode of the second electrode assembly.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: March 21, 2023
    Assignee: LiBEST INC.
    Inventors: Joo Seong Kim, Jin Hong Ha, Kwang Seok Kim, Gil Ju Lee, Keum Bong Han, Jae Sung Choi, Joon Sik Chung, Hyuk Sang Jo
  • FLEXIBLE BATTERY
    Publication number: 20220255201
    Abstract: A flexible battery may include: an electrode assembly having one or more unit cells each of the unit cells including a pair of electrode plates having different polarities, a separator interposed between the respective electrode plates and electrode tabs that protrude from the respective electrode plates; a pair of electrode leads connected to electrode tabs; and a strengthening tab fixed on any one electrode lead connection tab among the electrode tabs.
    Type: Application
    Filed: April 19, 2022
    Publication date: August 11, 2022
    Inventors: Joo Seong KIM, Jin Hong HA, Kwang Seok KIM, Gil Ju LEE, Keum Bong HAN, Jae Sung CHOI, Joon Sik CHUNG, Hyuk Sang JO
  • Flexible battery
    Patent number: 11335980
    Abstract: A flexible battery may include: an electrode assembly having one or more unit cells each of the unit cells including a pair of electrode plates having different polarities, a separator interposed between the respective electrode plates and electrode tabs that protrude from the respective electrode plates; a pair of electrode leads connected to electrode tabs; and a strengthening tab fixed on any one electrode lead connection tab among the electrode tabs.
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: May 17, 2022
    Assignees: LiBEST INC., KHVATEC CO., LTD.
    Inventors: Joo Seong Kim, Jin Hong Ha, Kwang Seok Kim, Gil Ju Lee, Keum Bong Han, Jae Sung Choi, Joon Sik Chung, Hyuk Sang Jo
  • COMPOSITE ELECTRODE ASSEMBLY AND LITHIUM-ION SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20200235436
    Abstract: A flexible battery may include: a first electrode assembly including one or more unit cells, each having a pair of electrodes with a separator interposed therebetween; a single electrode; and a second electrode assembly connected to the first electrode assembly or to the single electrode and including a single electrode and a separator covering a top and bottom of the single electrode of the second electrode assembly.
    Type: Application
    Filed: November 25, 2019
    Publication date: July 23, 2020
    Inventors: Joo Seong KIM, Jin Hong HA, Kwang Seok KIM, Gil Ju LEE, Keum Bong HAN, Jae Sung CHOI, Joon Sik CHUNG, Hyuk Sang JO
  • FLEXIBLE BATTERY
    Publication number: 20200014016
    Abstract: A flexible battery may include: an electrode assembly having one or more unit cells each of the unit cells including a pair of electrode plates having different polarities, a separator interposed between the respective electrode plates and electrode tabs that protrude from the respective electrode plates; a pair of electrode leads connected to electrode tabs; and a strengthening tab fixed on any one electrode lead connection tab among the electrode tabs.
    Type: Application
    Filed: September 17, 2019
    Publication date: January 9, 2020
    Inventors: Joo Seong KIM, Jin Hong HA, Kwang Seok KIM, Gil Ju LEE, Keum Bong HAN, Jae Sung CHOI, Joon Sik CHUNG, Hyuk Sang JO