Patents by Inventor Ji Seok Lee

Ji Seok Lee 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: 11557806
    Abstract: A battery module including: a battery stack of battery cells having opposite ends to which a plurality of electrode tabs are connected; end-side bus bar assemblies formed at opposite ends of the battery stack, respectively, and electrically connecting the electrode tabs of the battery cells; and a case accommodating the battery stack and the end-side bus bar assemblies.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: January 17, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Gyu Jin Chung, Seok Min Kim, Ji Seok Lee
  • Publication number: 20220346379
    Abstract: Provided are both a superabsorbent polymer capable of continuously and safely exhibiting an improved bacterial growth inhibitory property and a deodorant property without deterioration in the physical properties of the superabsorbent polymer, such as water retention capacity, absorption under pressure, etc., as well as a preparation method for the superabsorbent polymer.
    Type: Application
    Filed: November 13, 2020
    Publication date: November 3, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Haesung Yun, Hyungsam Choi, Dong Hyun Kim, Seonjung Jung, Ji Seok Lee, Jin Woo Lee, Jun Kyu Kim, Byungguk Kim, Sanggon Kim
  • Patent number: 11489215
    Abstract: Provided are a battery module for a secondary battery, and a battery pack including the battery module. In the battery module, battery cells are horizontally stacked.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: November 1, 2022
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Young Sun Choi, Seung Hoon Ju, Ji Seok Lee
  • Publication number: 20220140444
    Abstract: A bus bar includes terminal portions disposed at both ends, respectively; a plurality of bridges disposed between the terminal portions to electrically connect the terminal portions, and to be sequentially fused when an overcurrent flows. The plurality of bridges may be configured to have different resistance values, respectively.
    Type: Application
    Filed: January 14, 2022
    Publication date: May 5, 2022
    Inventors: Sol San SON, Dong Ha HWANG, Seok Min KIM, Seo Roh RHEE, Ji Seok LEE, Gyu Jin CHUNG, Seung Hoon JU, Yang Kyu CHOI
  • Patent number: 11271271
    Abstract: A bus bar includes terminal portions disposed at both ends, respectively; a plurality of bridges disposed between the terminal portions to electrically connect the terminal portions, and to be sequentially fused when an overcurrent flows. The plurality of bridges may be configured to have different resistance values, respectively.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: March 8, 2022
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Sol San Son, Dong Ha Hwang, Seok Min Kim, Seo Roh Rhee, Ji Seok Lee, Gyu Jin Chung, Seung Hoon Ju, Yang Kyu Choi
  • Publication number: 20220002648
    Abstract: The present invention relates to a gas collection device and is directed to a gas collection device for collecting a gas which is generated while microorganisms are cultured in a super absorbent polymer product. The gas collection device may comprise a constant temperature chamber having an interior that is configured to be maintained at a set temperature; a culture flask unit located inside the constant temperature chamber and configured to culture a bacteria therein; an adsorption unit located outside the constant temperature chamber and configured to receive a gas inside the culture flask unit; a pump unit connected to a rear end of the adsorption unit and configured to suck the gas inside the culture flask unit into the adsorption unit; and a mass flow controller located outside the constant temperature chamber and configured to control a flow rate of the gas sucked into the adsorption unit.
    Type: Application
    Filed: June 28, 2021
    Publication date: January 6, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Eun Byeol Ko, Jung Hye Won, Nak Hee Choi, Ji Seok Lee, Eun Yeong Jin, Hae Sung Yun
  • Publication number: 20220002647
    Abstract: The gas collection device includes a constant temperature chamber whose interior is maintained at a set temperature; a culture flask unit located inside the constant temperature chamber and culturing bacteria therein; a mass flow controller located outside the constant temperature chamber and connected to the culture flask unit through an injection flow path to control a gas injected into the culture flask unit through the injection flow path; and an impinger located outside the constant temperature chamber and connected to the culture flask unit through a discharge flow path to receive a gas discharged from the culture flask unit through the discharge flow path in real time.
    Type: Application
    Filed: February 9, 2021
    Publication date: January 6, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Jung Hye Won, Min Hwan Jung, Ji Seok Lee, Hae Sung Yun
  • Patent number: 11075426
    Abstract: Provided is a battery pack, and more particularly, a battery pack capable of preventing degradation of performance at a low temperature by allowing a portion of air exhausted through an exhaust port to be introduced into an inhalation port to optimize a temperature of external air introduced into a cell module.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: July 27, 2021
    Assignee: SK Innovation Co., Lt.d
    Inventors: Ji Seok Lee, Hyun Soo Kim, Hyun Jin Kim, Gil Jae You, Dong Joo Lim
  • Publication number: 20200328387
    Abstract: The present invention relates to a battery module including an ultra-long battery cell. The battery module according to the invention includes: ultra-long battery cells each having opposite ends to which a plurality of electrode tabs are connected; a battery stack formed by stacking the battery cells; end-side bus bar assemblies formed at opposite ends of the battery stack, respectively, and electrically connecting the electrode tabs of the battery cells; transverse bus bar assemblies each electrically connecting electrode tabs connected to opposite ends of an uppermost battery cell or a lowermost battery cell in the battery stack; and a case accommodating the battery stack, the end-side bus bar assemblies, and the transverse bus barr assemblies. With the battery module according to the present invention, it is possible to suppress an increase in internal resistance of the ultra-long battery cell and heating, and to improve structural stability.
    Type: Application
    Filed: April 14, 2020
    Publication date: October 15, 2020
    Inventors: Gyu Jin CHUNG, Seok Min KIM, Ji Seok LEE
  • Publication number: 20200083512
    Abstract: A bus bar includes terminal portions disposed at both ends, respectively; a plurality of bridges disposed between the terminal portions to electrically connect the terminal portions, and to be sequentially fused when an overcurrent flows. The plurality of bridges may be configured to have different resistance values, respectively.
    Type: Application
    Filed: August 6, 2019
    Publication date: March 12, 2020
    Inventors: Sol San SON, Dong Ha HWANG, Seok Min KIM, Seo Roh RHEE, Ji Seok LEE, Gyu Jin CHUNG, Seung Hoon JU, Yang Kyu CHOI
  • Patent number: 10283822
    Abstract: A battery module assembly according to one embodiment of the present invention includes: a heat pipe having a battery module in which a plurality of battery cells are stacked in one direction, a coupling part which is in contact with and coupled to the side surface part of the battery module, and a cooling part which extends from the coupling part so as to project away from the battery module; and a cooling plate, one surface of which is in contact with and coupled to the cooling part of the heat pipe. A cooling passage may be formed on the other surface of the cooling plate. According to the present invention, heat generated from the battery module including the battery cell can be cooled effectively.
    Type: Grant
    Filed: July 19, 2013
    Date of Patent: May 7, 2019
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Gil Jae You, Ji Seok Lee, Hyun Jin Kim
  • Publication number: 20190089026
    Abstract: Provided are a battery module for a secondary battery, and a battery pack including the battery module. In the battery module, battery cells are horizontally stacked.
    Type: Application
    Filed: September 19, 2018
    Publication date: March 21, 2019
    Inventors: Young Sun CHOI, Seung Hoon JU, Ji Seok LEE
  • Patent number: 10224583
    Abstract: Provided is a secondary battery module having a through type cool channel for preventing contaminated air generated from a pouch type cell from being introduced into a vehicle, and more particularly, a secondary battery module having a through type cool channel capable of preventing contaminated air generated from battery cells from being introduced into a vehicle and easily cooling heat generated from the battery cells, by sealing an electrode assembly, in which a plurality of battery cells are stacked, by a case, forming a separate gas discharge pipe in the case to discharge the gases to a designated place, and coupling both ends of a partition tube having a cool channel formed therein to contact the battery cells and communicate with an outside of the case.
    Type: Grant
    Filed: March 5, 2013
    Date of Patent: March 5, 2019
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Deok Soo Kim, Hyuk Chan Tae, Ji Seok Lee, Dong Hun Lim
  • Patent number: 10177422
    Abstract: Provided is a battery module including: a case partitioned by a plurality of separation walls disposed in parallel with each other to be spaced apart from each other by a predetermined distance and having a plurality of space parts formed therein; at least one battery cell included in each of the space parts of the case; at least one cooling member having an opened one side coupled to the case, having a passage formed therein when being coupled to the case, and having an inlet in communication with a start point of the passage and an outlet in communication with an end point of the passage; an injecting pipe in communication with the inlet of the cooling member; a discharging pipe in communication with the outlet of the cooling member; and a plurality of cooling fins attached to the other side of the cooling member in parallel with each other.
    Type: Grant
    Filed: November 19, 2012
    Date of Patent: January 8, 2019
    Assignee: SK Innovation CO., LTD.
    Inventors: Won Jun Lee, Ji Seok Lee
  • Patent number: 9666894
    Abstract: Provided are a battery module and a method for manufacturing the same. The battery module includes: a plurality of battery cells spaced apart from each other by a predetermined interval and stacked in parallel with each other; a plurality of heat exchange members integrally formed by connecting parts connecting between two partition walls neighboring to each other among partition walls each slid between the battery cells, respectively; and a filler applied onto the heat exchange members.
    Type: Grant
    Filed: April 1, 2013
    Date of Patent: May 30, 2017
    Assignee: SK Innovation Co., Ltd.
    Inventors: Gil Jae You, Ji Seok Lee, Hyun Jin Kim
  • Patent number: 9595744
    Abstract: Provided is a closed-loop cooling device for batteries, including: a housing including components of the cooling device for batteries disposed therein and sealed to prevent outer air from being introduced thereinto; a battery module disposed inside the housing; an inlet duct including an intake port through which cooled gas is introduced into the battery module; a blower fan including an exhaust port through which gas present inside the battery module is discharged and sucking and discharging the gas; a loop duct having one side connected to the exhaust port and the other side connected to the intake port to deliver the gas; a heat exchanger connected to the loop duct to cool heated gas; and a pipe through which a cooling fluid to cool the heat exchanger moves.
    Type: Grant
    Filed: November 28, 2012
    Date of Patent: March 14, 2017
    Assignee: SK Innovation Co., Ltd.
    Inventors: Won Jun Lee, Hyuk Chan Tae, Ji Seok Lee
  • Patent number: 9548521
    Abstract: Provided is a battery module including a flexible member including: a housing; at least one separation wall partitioning an inside of the housing into a predetermined number of separated spaces; at least two unit battery cells including a case, a battery cell included in the case, and negative and positive electrodes tabs connected to the battery cell; and a flexible member inserted between the unit battery cells, wherein the unit battery cells and the flexible member are included in a space partitioned by the separation wall.
    Type: Grant
    Filed: December 4, 2012
    Date of Patent: January 17, 2017
    Assignee: SK Innovation Co., Ltd.
    Inventors: Won Jun Lee, Ji Seok Lee, Dae Won Kwon
  • Patent number: 9203075
    Abstract: The present invention relates to a battery pack in which a plurality of unit modules consisting of battery cells are stacked, adjacently or in regular intervals, and electrode tabs are connected in series, and more specifically, to a battery pack including an overcurrent protector capable of preventing damage to each battery cell caused by a battery cell short circuit or overcurrent which flows in from a protection circuit by: connecting positive and negative electrode tabs of the battery cell with a voltage sensing line in order to sense the voltage of each battery cell; and installing a fuse in a connector which is arranged between the battery cell and the voltage sensing line and couples electrode tabs.
    Type: Grant
    Filed: April 27, 2012
    Date of Patent: December 1, 2015
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Soo Yeup Jang, Jeon Keun Oh, Ji Seok Lee, Dong Joo Lim, Sung Chul Park
  • Publication number: 20150194714
    Abstract: A battery module assembly according to one embodiment of the present invention includes: a heat pipe having a battery module in which a plurality of battery cells are stacked in one direction, a coupling part which is in contact with and coupled to the side surface part of the battery module, and a cooling part which extends from the coupling part so as to project away from the battery module; and a cooling plate, one surface of which is in contact with and coupled to the cooling part of the heat pipe. A cooling passage may be formed on the other surface of the cooling plate. According to the present invention, heat generated from the battery module including the battery cell can be cooled effectively.
    Type: Application
    Filed: July 19, 2013
    Publication date: July 9, 2015
    Applicant: SK Innovation Co., Ltd.
    Inventors: Gil Jae You, Ji Seok Lee, Hyun Jin Kim
  • Publication number: 20150140375
    Abstract: Provided is a battery pack, and more particularly, a battery pack capable of preventing degradation of performance at a low temperature by allowing a portion of air exhausted through an exhaust port to be introduced into an inhalation port to optimize a temperature of external air introduced into a cell module.
    Type: Application
    Filed: May 31, 2013
    Publication date: May 21, 2015
    Applicant: SK Innovation Co., Lt.d
    Inventors: Ji Seok Lee, Hyun Soo Kim, Hyun Jin Kim, Gil Jae You, Dong Joo Lim