Patents by Inventor Yeo-Joo Choi

Yeo-Joo 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).

  • Patent number: 11870091
    Abstract: A battery pack includes a plurality of battery modules, each having at least one battery cell; and a pack cover having a battery management system (BMS) for managing the plurality of battery modules and configured to integrally cover the plurality of battery modules.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: January 9, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Yeo-Joo Choi, Bum-Hyun Lee
  • Publication number: 20230083113
    Abstract: A battery pack includes a pair of battery modules having a plurality of first partition walls formed to extend downward from a lower surface thereof, a supporting plate having a plurality of second partition walls formed to extend upward from an upper surface thereof and a gas discharge hole formed at a longitudinal center thereof, the supporting plate being coupled to a bottom of the pair of battery modules such that plurality of first partition walls and the plurality of second partition walls are adjacent and overlap each other in one-to-one pairs and a BMS assembly coupled to an upper portion of the pair of battery modules in a plug-in type.
    Type: Application
    Filed: March 11, 2021
    Publication date: March 16, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Eung-Gyu LEE, Jae-Ki LEE, Jae-Bum LIM, Yeo-Joo CHOI, Bum-Hyun LEE, En-Bin JO, Seok-Hyun HONG
  • Patent number: 11223085
    Abstract: A battery pack fixing apparatus which may effectively prevent a battery pack from being detached or separated from the fixing apparatus and may ensure easy installation regardless of the place where the battery pack is mounted, including a support unit supporting a lower portion of the battery pack and having a support plate with a coupling structure coupled to the lower portion of the battery pack; and a wall fixing unit including a fixing plate located at the rear of the battery pack loaded on the support unit, formed with a plate shape erecting upward, having a lower portion coupled to one side of the support unit and having a coupling structure coupled to a wall located at the rear.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: January 11, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Yeo-Joo Choi, Bum-Hyun Lee, Jae-Ki Lee, Jin-Kyu Shin
  • Publication number: 20210249728
    Abstract: A battery pack includes a plurality of battery modules, each having at least one battery cell; and a pack cover having a battery management system (BMS) for managing the plurality of battery modules and configured to integrally cover the plurality of battery modules.
    Type: Application
    Filed: May 14, 2020
    Publication date: August 12, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Yeo-Joo CHOI, Bum-Hyun LEE
  • Patent number: 10790487
    Abstract: Disclosed is a battery pack, which includes at least one battery module and a pack case for packaging the at least one battery module, and the battery pack includes a case base configured to support the at least one battery module, a case body coupled to the case base to accommodate the at least one battery module, and a case cover coupled to the case body to cover the case body, wherein the case base and the case body are sealed to each other and the case body and the case cover are sealed to each other, respectively, by means of a sealant member along a rim thereof.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: September 29, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Hyeon-Kyu Kim, Bum-Hyun Lee, Jae-Ki Lee, Yeo-Joo Choi
  • Patent number: 10784478
    Abstract: Disclosed is a battery pack, which includes at least one battery module, and a pack case configured to package the at least one battery module and having a space groove exposed only at both side portions and a rear portion of the battery pack.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: September 22, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Jae-Ki Lee, Hyeon-Kyu Kim, Bum-Hyun Lee, Yeo-Joo Choi
  • Patent number: 10439176
    Abstract: Disclosed is a battery pack, which includes at least one battery module, a pack case configured to package the at least one battery module, a BMS (Battery Management System) unit provided in the pack case to control the at least one battery module, and a memory slot unit electrically connected to the BMS unit and configured to insert a memory unit therein for firmware update of the battery pack.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: October 8, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Yeo-Joo Choi, Hyeon-Kyu Kim, Bum-Hyun Lee, Jae-Ki Lee
  • Publication number: 20190267590
    Abstract: A battery pack fixing apparatus which may effectively prevent a battery pack from being detached or separated from the fixing apparatus and may ensure easy installation regardless of the place where the battery pack is mounted, including a support unit supporting a lower portion of the battery pack and having a support plate with a coupling structure coupled to the lower portion of the battery pack; and a wall fixing unit including a fixing plate located at the rear of the battery pack loaded on the support unit, formed with a plate shape erecting upward, having a lower portion coupled to one side of the support unit and having a coupling structure coupled to a wall located at the rear.
    Type: Application
    Filed: July 5, 2018
    Publication date: August 29, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Yeo-Joo CHOI, Bum-Hyun LEE, Jae-Ki LEE, Jin-Kyu SHIN
  • Publication number: 20190036091
    Abstract: Disclosed is a battery pack, which includes at least one battery module, and a pack case configured to package the at least one battery module and having a space groove exposed only at both side portions and a rear portion of the battery pack.
    Type: Application
    Filed: September 22, 2017
    Publication date: January 31, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Jae-Ki LEE, Hyeon-Kyu KIM, Bum-Hyun LEE, Yeo-Joo CHOI
  • Publication number: 20190027719
    Abstract: Disclosed is a battery pack, which includes at least one battery module and a pack case for packaging the at least one battery module, and the battery pack includes a case base configured to support the at least one battery module, a case body coupled to the case base to accommodate the at least one battery module, and a case cover coupled to the case body to cover the case body, wherein the case base and the case body are sealed to each other and the case body and the case cover are sealed to each other, respectively, by means of a sealant member along a rim thereof.
    Type: Application
    Filed: October 31, 2017
    Publication date: January 24, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Hyeon-Kyu KIM, Bum-Hyun LEE, Jae-Ki LEE, Yeo-Joo CHOI
  • Publication number: 20180076427
    Abstract: Disclosed is a battery pack, which includes at least one battery module, a pack case configured to package the at least one battery module, a BMS (Battery Management System) unit provided in the pack case to control the at least one battery module, and a memory slot unit electrically connected to the BMS unit and configured to insert a memory unit therein for firmware update of the battery pack.
    Type: Application
    Filed: September 12, 2017
    Publication date: March 15, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Yeo-Joo CHOI, Hyeon-Kyu KIM, Bum-Hyun LEE, Jae-Ki LEE
  • Patent number: D826145
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: August 21, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hyeon Kyu Kim, Ki Youn Kim, Jae Jung Seol, Bum Hyun Lee, Jae Ki Lee, Yeo Joo Choi
  • Patent number: D826146
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: August 21, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hyeon Kyu Kim, Ki Youn Kim, Jae Jung Seol, Bum Hyun Lee, Jae Ki Lee, Yeo Joo Choi
  • Patent number: D826147
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: August 21, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hyeon Kyu Kim, Ki Youn Kim, Jae Jung Seol, Bum Hyun Lee, Jae Ki Lee, Yeo Joo Choi
  • Patent number: D826148
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: August 21, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hyeon Kyu Kim, Ki Youn Kim, Jae Jung Seol, Bum Hyun Lee, Jae Ki Lee, Yeo Joo Choi
  • Patent number: D826847
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: August 28, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hyeon Kyu Kim, Ki Youn Kim, Jae Jung Seol, Bum Hyun Lee, Jae Ki Lee, Yeo Joo Choi
  • Patent number: D878288
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: March 17, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Yeo Joo Choi, Jin Kyu Shin, Hyeon Kyu Kim, Bum Hyun Lee, Jae Ki Lee
  • Patent number: D974286
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: January 3, 2023
    Inventors: Yeo-Joo Choi, Bum-Hyun Lee, Jae-Ki Lee, Jae-Bum Lim, En-Bin Jo
  • Patent number: D986816
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: May 23, 2023
    Inventors: Yeo-Joo Choi, Bum-Hyun Lee, Jae-Ki Lee, Jae-Bum Lim, Gyeong-Su Jeong, Seok-Hyun Hong
  • Patent number: D987557
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: May 30, 2023
    Inventors: Yeo-Joo Choi, Bum-Hyun Lee, Jae-Ki Lee, Jae-Bum Lim, Gyeong-Su Jeong, Seok-Hyun Hong