Patents by Inventor Kwang Su HWANGBO

Kwang Su HWANGBO 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).

  • Publication number: 20210328290
    Abstract: A secondary battery according to the present invention comprises an electrode assembly in which an electrode and a separator are combined and staked, a can configured to accommodate the electrode assembly therein, and an insulation coating part applied to an inner surface of the can, wherein the insulation coating part has a coating thickness of 1 ?m to 15 ?m.
    Type: Application
    Filed: August 14, 2019
    Publication date: October 21, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Byoung Gu Lee, Do Gyun Kim, Kwang Su Hwangbo, Sang Suk Jung
  • Patent number: 10938008
    Abstract: The present disclosure relates to a battery cell tray, which is a tray configured to accommodate a plurality of cylinder type battery cells in a storage of a first packaging member, including a first tray member having a plate type structure in which a plurality of first recessed portions surrounding one side end portions of the battery cells are formed; and a second tray member having a plate type structure in which a plurality of second recessed portions surrounding the other side end portions facing the one side end portions of the battery cells are formed, and the first and second tray members includes a volatile rust inhibitor which is vaporized at room temperature to form a rust-proofing film on surfaces of the battery cells.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: March 2, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Je Jun Lee, Do Gyun Kim, Kwang Su Hwangbo, Sang Sok Jung
  • Patent number: 10790486
    Abstract: Provided are a secondary battery that is capable of preventing a can member from corroding and a method for manufacturing the same. The secondary battery includes a can member defining an outer appearance of the secondary battery, a top cap assembly an opening of the can member, a gasket insulating the can member and the top cap assembly from each other, and a fracture part disposed on an inner circumference of the opening. The fracture part is blocked from the outside by the gasket.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: September 29, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Do Gyun Kim, Je Jun Lee, Kwang Su Hwangbo, Sang Suk Jung, Hang Soo Shin, Gil Young Lee
  • Publication number: 20190280268
    Abstract: The present disclosure relates to a battery cell tray, which is a tray configured to accommodate a plurality of cylinder type battery cells in a storage of a first packaging member, including a first tray member having a plate type structure in which a plurality of first recessed portions surrounding one side end portions of the battery cells are formed; and a second tray member having a plate type structure in which a plurality of second recessed portions surrounding the other side end portions facing the one side end portions of the battery cells are formed, and the first and second tray members includes a volatile rust inhibitor which is vaporized at room temperature to form a rust-proofing film on surfaces of the battery cells.
    Type: Application
    Filed: January 12, 2018
    Publication date: September 12, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Je Jun LEE, Do Gyun KIM, Kwang Su HWANGBO, Sang Sok JUNG
  • Publication number: 20180309096
    Abstract: Provided are a secondary battery that is capable of preventing a can member from corroding and a method for manufacturing the same. The secondary battery includes a can member defining an outer appearance of the secondary battery, a top cap assembly an opening of the can member, a gasket insulating the can member and the top cap assembly from each other, and a fracture part disposed on an inner circumference of the opening. The fracture part is blocked from the outside by the gasket.
    Type: Application
    Filed: April 10, 2018
    Publication date: October 25, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Do Gyun KIM, Je Jun LEE, Kwang Su HWANGBO, Sang Suk JUNG, Hang Soo SHIN, Gil Young LEE
  • Publication number: 20130273414
    Abstract: Disclosed is a top cap for cylindrical secondary batteries that is composed of a corrosion-resistant single substance and has a surface with irregularities to impart surface roughness capable of preventing formation of surface scratches, and a secondary battery including the same.
    Type: Application
    Filed: June 13, 2013
    Publication date: October 17, 2013
    Inventors: Jung Ah LEE, Do Gyun KIM, Kwang Su HWANGBO, Sang Sok JUNG, Dong-Myung KIM, Sang Bong NAM