Patents by Inventor Bum-hyun An

Bum-hyun An 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: 20240183881
    Abstract: The present invention provides an electrically conductive contact pin formed by stacking a plurality of metal layers, and a manufacturing method therefor, the electrically conductive contact pin being pressed by pressing force concentrated at a tip part with a relatively small cross-sectional area, so that unintentional deformation is prevented.
    Type: Application
    Filed: April 7, 2022
    Publication date: June 6, 2024
    Applicant: POINT ENGINEERING CO., LTD.
    Inventors: Bum Mo AHN, Seung Ho PARK, Sung Hyun BYUN
  • Publication number: 20240162506
    Abstract: A battery pack includes a pair of battery modules having at least one pair of first grip grooves and at least one connector formed at a top thereof, a supporting plate coupled to a bottom of the pair of battery modules and fixed to the ground and a BMS assembly having a guide protrusion inserted into the first grip groove and coupled to the pair of battery modules in a plug-in type by means of the connector.
    Type: Application
    Filed: March 4, 2021
    Publication date: May 16, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jae-Ki LEE, Jae-Hong KIM, Bum-Hyun LEE, Eung-Gyu LEE, Jae-Bum LIM, Yeo-Joo CHOI
  • Publication number: 20240131576
    Abstract: Proposed are a highly reliable metal molded article manufactured using a combination of a mold made of an anodic aluminum oxide film and a patternable mold, and a method for manufacturing the same.
    Type: Application
    Filed: February 21, 2022
    Publication date: April 25, 2024
    Applicant: POINT ENGINEERING CO., LTD.
    Inventors: Bum Mo AHN, Seung Ho PARK, Sung Hyun BYUN
  • Publication number: 20240118337
    Abstract: Proposed are a guide plate and a test device including the guide plate capable of being insulated from electrically conductive contact pins and capable of blocking signal interference between the electrically conductive contact pins.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 11, 2024
    Applicant: POINT ENGINEERING CO., LTD.
    Inventors: Bum Mo AHN, Seung Ho PARK, Sung Hyun BYUN
  • Publication number: 20240112968
    Abstract: Proposed are an anodic aluminum oxide film-based interposer for electrical connection and a manufacturing method therefor, a semiconductor package and a manufacturing method therefor, a multi-stacked semiconductor device and a manufacturing method therefor, and a display and a manufacturing method therefor that can cope with a narrow pitch between terminals and prevent an increase in current density and thermal energy density in a bump connection part. To this end, proposed is an interposer for electrical connection, in which a through-hole is provided in a body made of anodic aluminum oxide film and a first bonding material, an electrically conductive material, and a second bonding material are formed in the through-hole by electroplating. Here, fine trenches having repeated peaks and valleys in the circumferential direction are provided in an outer circumferential surface of a micro-bump.
    Type: Application
    Filed: March 23, 2022
    Publication date: April 4, 2024
    Applicant: POINT ENGINEERING CO., LTD.
    Inventors: Bum Mo AHN, Seung Ho PARK, Sung Hyun BYUN
  • 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
  • Patent number: 11764435
    Abstract: A battery module includes a cell assembly having a plurality of pouch-type battery cells whose wide surfaces stand to be stacked in one direction. The battery module includes a pair of buffer pads disposed at both side surfaces of the cell assembly, a top plate and a bottom plate configured to cover a top portion and a bottom portion of the cell assembly, respectively, and a pair of side plates coupled to both ends of the top plate and the bottom plate by clinching or fitting so that the pair of buffer pads and the cell assembly are interposed there between.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: September 19, 2023
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventor: Bum-Hyun Lee
  • Publication number: 20230253658
    Abstract: Provided is a battery module having high efficiency and a high energy density by increasing degrees of freedom with respect to disposition of a connection member. The battery module includes a plurality of battery cells, an external terminal electrically connected to the plurality of battery cells and provided in front of or at rear of the plurality of battery cells, and a cover plate having electrical insulation properties, configured to cover at least one side of the plurality of battery cells, having an exposure hole formed to expose at least a portion of the external terminal, and including a protection portion having a plate shape protruding forward or rearward from each of both sides of the exposure hole in a left-right direction to form an accommodating space for accommodating a portion of the external terminal, and having an upper portion and a lower portion of the accommodating space being open.
    Type: Application
    Filed: November 25, 2021
    Publication date: August 10, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Gyeong-Su JEONG, Bum-Hyun LEE, Jae-Bum LIM, Seok-Hyun HONG
  • Publication number: 20230178847
    Abstract: A pack housing includes an internal space capable of accommodating battery cells. The pack housing also includes a venting hole provided in at least one surface of the pack housing to communicate with the internal space; and a hole cover assembly configured to cover the venting hole. The hole cover assembly includes a filter mesh including a resin filter layer formed of a resin and a mesh integrated with the resin filter layer by insert injection and placed in the venting hole; and a mounting plate provided in the form of a frame having an empty center and coupled to the at least one surface of the pack housing while pressing an edge region of the filter mesh.
    Type: Application
    Filed: October 26, 2021
    Publication date: June 8, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jae-Bum LIM, 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
  • Patent number: 11189868
    Abstract: A battery module includes a module housing provided in an angular tube shape and a cell assembly having a plurality of pouch-type battery cells stacked and arranged in one direction with broad surfaces being erect and accommodated in the module housing. The battery module includes a sensing assembly configured to electrically connect electrode leads extending from the pouch-type battery cells and cover a front portion and a rear portion of the cell assembly, respectively. Flow paths through which a cooling air flows are formed between a top plate and the cell assembly and between a bottom plate and the cell assembly, respectively, the top and bottom plates serving as upper and lower portions of the module housing. Ventilation holes for allowing the cooling air to flow into and out of the flow path are formed at a top end and a bottom end of the sensing assembly.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: November 30, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jae-Ki Lee, Bum-Hyun Lee
  • Patent number: 11114724
    Abstract: A battery module having a plurality of battery cells and a module case configured to accommodate the plurality of battery cells is provided. The module case includes first and second cases coupled to each other by hooking and having shapes corresponding to each other.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: September 7, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Bum-Hyun Lee, Jin-Kyu Shin
  • Patent number: 11108091
    Abstract: A battery module having a plurality of battery cells stacked on one another, each battery cell having a first electrode lead protruding therefrom, and at least one sensing assembly mounted to at least one side of the plurality of battery cells and configured to electrically connect the first electrode leads is provided. The at least one sensing assembly includes a sensing bus bar electrically connected to the first electrode leads, and a plurality of sensing housing parts configured so that the sensing bus bar is mounted to a front surface thereof. Each sensing housing part of the plurality of sensing housing parts allowing a corresponding first electrode lead to pass therethrough toward the sensing bus bar. Each sensing housing part being detachably assembled with an adjacent sensing housing part of the plurality of sensing housing parts.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: August 31, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Bum-Hyun 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
  • Publication number: 20210143498
    Abstract: A battery module includes a module housing provided in an angular tube shape and a cell assembly having a plurality of pouch-type battery cells stacked and arranged in one direction with broad surfaces being erect and accommodated in the module housing. The battery module includes a sensing assembly configured to electrically connect electrode leads extending from the pouch-type battery cells and cover a front portion and a rear portion of the cell assembly, respectively. Flow paths through which a cooling air flows are formed between a top plate and the cell assembly and between a bottom plate and the cell assembly, respectively, the top and bottom plates serving as upper and lower portions of the module housing. Ventilation holes for allowing the cooling air to flow into and out of the flow path are formed at a top end and a bottom end of the sensing assembly.
    Type: Application
    Filed: June 8, 2018
    Publication date: May 13, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Jae-Ki LEE, Bum-Hyun LEE
  • Patent number: 10897033
    Abstract: Disclosed herein is a battery pack configured to have a structure including at least one module assembly configured to have a structure in which battery modules, each of which has a structure in which a plurality of unit cells is stacked in a state in which unit cells are electrically connected to each other, are arranged such that the battery modules are adjacent to each other, a pair of side plates coupled to each other for covering opposite sides of the module assembly, a base plate having fastening parts, which are coupled to the side plates, formed at one surface thereof and an external mounting part, which is mounted to an external structure, formed at the other surface thereof, and a sheathing cover coupled to the base plate while covering the module assembly.
    Type: Grant
    Filed: August 14, 2014
    Date of Patent: January 19, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Bum Hyun Lee, Jungil Park
  • 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