Patents by Inventor Chanjin CHOI

Chanjin CHOI 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).

  • RECHARGEABLE BATTERY, ELECTRODE ASSEMBLY AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20240030496
    Abstract: A rechargeable battery, an electrode assembly, and an electrode assembly manufacturing method are disclosed. The electrode assembly includes: a separator configured to include a first insertion portion formed in a first direction and a second insertion portion formed in a second direction, which are alternatively stacked; a first electrode inserted into the first insertion portion; a second electrode inserted into the second insertion portion while the separator is disposed between the first electrode and the second electrode; a sealing portion configured to bond opposite surfaces of the separator into which the first electrode and the second electrode are inserted with the separator interposed therebetween; and a lead tab configured to include a first current collecting tab connected to the first electrode and a second current collecting tab connected to the second electrode.
    Type: Application
    Filed: October 4, 2023
    Publication date: January 25, 2024
    Inventors: Chanjin CHOI, Gisung KIM, Jae Kyung CHO
  • Rechargeable battery, electrode assembly and method for manufacturing the same
    Patent number: 11824164
    Abstract: A rechargeable battery, an electrode assembly, and an electrode assembly manufacturing method are disclosed. The electrode assembly includes: a separator configured to include a first insertion portion formed in a first direction and a second insertion portion formed in a second direction, which are alternatively stacked; a first electrode inserted into the first insertion portion; a second electrode inserted into the second insertion portion while the separator is disposed between the first electrode and the second electrode; a sealing portion configured to bond opposite surfaces of the separator into which the first electrode and the second electrode are inserted with the separator interposed therebetween; and a lead tab configured to include a first current collecting tab connected to the first electrode and a second current collecting tab connected to the second electrode.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: November 21, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Chanjin Choi, Gisung Kim, Jae Kyung Cho
  • RECHARGEABLE BATTERY, ELECTRODE ASSEMBLY AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20230369653
    Abstract: A rechargeable battery, an electrode assembly, and an electrode assembly manufacturing method are disclosed. The electrode assembly includes: a separator configured to include a first insertion portion formed in a first direction and a second insertion portion formed in a second direction, which are alternatively stacked; a first electrode inserted into the first insertion portion; a second electrode inserted into the second insertion portion while the separator is disposed between the first electrode and the second electrode; a sealing portion configured to bond opposite surfaces of the separator into which the first electrode and the second electrode are inserted with the separator interposed therebetween; and a lead tab configured to include a first current collecting tab connected to the first electrode and a second current collecting tab connected to the second electrode.
    Type: Application
    Filed: July 25, 2023
    Publication date: November 16, 2023
    Inventors: Chanjin CHOI, Gisung KIM, Jae Kyung CHO
  • RECHARGEABLE BATTERY, ELECTRODE ASSEMBLY AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20190296319
    Abstract: A rechargeable battery, an electrode assembly, and an electrode assembly manufacturing method are disclosed. The electrode assembly includes: a separator configured to include a first insertion portion formed in a first direction and a second insertion portion formed in a second direction, which are alternatively stacked; a first electrode inserted into the first insertion portion; a second electrode inserted into the second insertion portion while the separator is disposed between the first electrode and the second electrode; a sealing portion configured to bond opposite surfaces of the separator into which the first electrode and the second electrode are inserted with the separator interposed therebetween; and a lead tab configured to include a first current collecting tab connected to the first electrode and a second current collecting tab connected to the second electrode.
    Type: Application
    Filed: November 17, 2017
    Publication date: September 26, 2019
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Chanjin CHOI, Gisung KIM, Jae Kyung CHO