Patents by Inventor Tae-Su Kim

Tae-Su Kim 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: 20250074263
    Abstract: An upper rail device for a seat of a vehicle includes: a lower plate in which a slot is formed, a drive housing mounted on the lower plate, a drive support that passes through the slot for insertion into a curved movement path of a lower rail, a motor with a reducer mounted on an upper surface of the drive housing, a drive shaft connected to an output portion of the reducer, a drive gear mounted on a lower end portion of the drive shaft and engaged with a driven gear mounted within the curved movement path of the lower rail. The upper rail device may be fastened to enable sliding movement along the curved movement path of the lower rail so that the seat can be moved in a diagonal or oblique direction depending on various purposes, which can improve a seat position movement adjustment.
    Type: Application
    Filed: March 27, 2024
    Publication date: March 6, 2025
    Inventors: Tae Jun Kwon, Hyun Ko, Hyun Kyu Moon, Tae Su Kim, Min Seok Kim, Yeon Jin Jeon, Sang Do Park, Sung Hyun Hwang, Sun Ho Hur, Tae Hyung Kim, Hwan Seok Kim
  • Patent number: 12240967
    Abstract: The present invention relates to a polypropylene-based composite, including (A) polypropylene, and (B) an olefin-based polymer satisfying the following conditions: (1) a melt index (MI, 190° C., 2.16 kg load conditions) is from 0.1 g/10 min to 10.0 g/10 min, (2) a density (d) is from 0.860 g/cc to 0.880 g/cc, and (3) T(90)-T(50)?50 and T(95)-T(90)?10 are satisfied, wherein T(50), T(90) and T(95) are temperatures at which 50%, 90%, and 95% are melted, respectively, when fractionating a temperature-heat capacity curve from measurement results by the differential scanning calorimetry precise measurement method (SSA). The polypropylene-based composite of the present invention may show excellent impact strength.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: March 4, 2025
    Assignee: LG Chem, Ltd.
    Inventors: Sang Eun Park, Eun Jung Lee, In Sung Park, Tae Su Kim, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Publication number: 20250033535
    Abstract: A lower rail for a seat of a vehicle has a structure with a curved movement path, in which the seat may be moved in an oblique direction or a diagonal direction according to various seat positions, thereby allowing a degree of freedom for adjusting a seat position movement. In addition, the lower rail includes a curved inner channel bent at a predetermined angle and a curved outer channel bent at about a same angle as the curved inner channel, which are separately provided and configured to be mutually combined in order to provide one curved movement path for moving the seat.
    Type: Application
    Filed: March 26, 2024
    Publication date: January 30, 2025
    Inventors: Tae Jun Kwon, Hyun Ko, Hyun Kyu Moon, Tae Su Kim, Yeon Jin Jeon, Sang Do Park, Min Seok Kim, Sun Ho Hur, Tae Hyung Kim, Hyun Deok Choi
  • Patent number: 12208708
    Abstract: A seat rail retainer includes a body, among a first rail and a second rail that are disposed to slide straightly respectively in a longitudinal direction, the body being fixed to the first rail, an elastic supporting portion protruding from the body to be elastically pressed by the second rail, and an inserting body inserted into the body to provide an elastic force to the elastic supporting portion.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: January 28, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAE WON SAN UP CO., LTD
    Inventors: Tae Jun Kwon, Hyun Ko, Hyun Kyu Moon, Min Seok Kim, Sang Do Park, Tae Su Kim, Sang Hyun Lee, Yong Chul Jang
  • Publication number: 20250006944
    Abstract: A method for manufacturing an electrode for a secondary battery comprises the steps of (a) preparing an electrode sheet comprising a current collector partitioned into a coating portion and a non-coating portion and having an insulating layer laminated on the non-coating portion; and (b) forming an electrode tab by notching the non-coating portion on which the insulating layer is laminated. The notching is performed using a laser having a pulse width of 100 ps to 10?6 ps. An electrode for a secondary battery and an electrode manufacturing system used in the method described above is also provided.
    Type: Application
    Filed: October 24, 2022
    Publication date: January 2, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Seo Jun Lee, Hyuk Soo Lee, Tae Su Kim, Dong Hyeuk Park, Hyojin Lee, Gil Woo Kim, Jung Hyun Park, Byunghee Lee, Sera Lee
  • Patent number: 12162967
    Abstract: An olefin-based polymer and method of making the same is disclosed herein. In some embodiments, the olefin-based polymer has multiple crystallinity and satisfies the following: (1) two or more peaks in a temperature range of ?20° C. to 120° C. when measured by cross-fractionation chromatography (CFC), and T(90)?T(50)<8.0° C., (2) a soluble fraction (SF) of 1 wt % or less at ?20° C. in CFC, (3) 15° C.<elution temperature (Te)<50° C., and Te has a linear correlation with a density (d) of the polymer, and satisfies the following Equation 1, Te=1,220×d?A, wherein 1,031?A?1,039. The olefin-based polymer according to the present invention is an olefin-based polymer having relatively increased the ratio of high crystal regions, and exhibits excellent mechanical properties such as improved tensile strength, tear strength, and flexural modulus.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: December 10, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Sang Eun Park, Eun Jung Lee, Hyun Jin Ju, In Sung Park, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak, Choong Hoon Lee, Tae Su Kim
  • Patent number: 12134668
    Abstract: The present invention relates to an olefin-based polymer satisfying conditions as follow: (1) a melt index (MI, 190° C., 2.16 kg load conditions) is from 0.1 g/10 min to 10.0 g/10 min, (2) a density (d) is from 0.860 g/cc to 0.880 g/cc, and (3) T(90)?T(50)?50 and T(95)?T(90)?10 are satisfied when measured by a differential scanning calorimetry precise measurement method (SSA). The olefin-based polymer according to the present invention is a low-density olefin-based polymer introducing a highly crystalline region and showing high mechanical rigidity.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: November 5, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Sang Eun Park, Eun Jung Lee, In Sung Park, Tae Su Kim, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Publication number: 20240359119
    Abstract: The present invention provides a complex that is capable of eluting minerals beneficial to the human body and adjusting the contents of the minerals according to their health functions, and a method for producing the same. Specifically, the present invention provides a composite filter including: a filter impregnated with halite; a filter impregnated with calcite; and a filter impregnated with organic germanium-containing ore powder, wherein the filter impregnated with halite, the filter impregnated with calcite, and the filter impregnated with organic germanium-containing ore powder are sequentially stacked.
    Type: Application
    Filed: July 9, 2024
    Publication date: October 31, 2024
    Inventor: Tae-Su KIM
  • Publication number: 20240332482
    Abstract: One embodiment of the present invention provides an electrode sheet processing method comprising the steps of preparing an electrode sheet having an electrode mixture layer disposed on at least one surface of the electrode current collector; removing a part of the electrode mixture layer in the thickness direction by physical processing; and cutting down the region from which the electrode mixture layer of the electrode sheet is removed.
    Type: Application
    Filed: July 12, 2022
    Publication date: October 3, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Hyuk Soo Lee, Tae Su Kim, Dong Hyeuk Park, Seo Jun Lee, Hyojin Lee, Gil Woo Kim, Jung Hyun Park, Byunghee Lee
  • Publication number: 20240290945
    Abstract: A method for preparing an electrode, includes (a) designating a current collector surface into an active material layer-laminated portion and an active material-nonlaminated portion, and attaching a masking tape to the active material-nonlaminated portion; (b) laminating an active material layer on the masking tape-attached current collector; (c) forming a cutting groove on an upper surface of the active material layer along a boundary of the masking tape at the bottom and the active material; and (d) removing the masking tape along the cutting groove to form the active material-nonlaminated portion, and an electrode in which a corner portion where an upper surface of the active material layer and a side wall surface forming a thickness of the active material layer meet is formed in a right-angled shape.
    Type: Application
    Filed: July 7, 2022
    Publication date: August 29, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Seo Jun Lee, Hyojin Lee, Tae Su Kim, Hyuk Soo Lee
  • Patent number: 12065515
    Abstract: The present invention relates to a polypropylene-based composite material having improved physical properties including impact strength at low temperature and at room temperature, flexural strength, flexural modulus, etc., and a method for preparing the same.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: August 20, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Sang Eun Park, In Sung Park, Eun Jung Lee, Hyun Jin Ju, Tae Su Kim, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Patent number: 12037426
    Abstract: The present invention relates to an olefin-based copolymer of which soluble fraction at a low temperature has a high weight average molecular weight, and which has high flowability and improved physical properties of hardness, flexural strength, tearing strength, etc., and a method for preparing the same.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: July 16, 2024
    Assignee: LG Chem, Ltd.
    Inventors: In Sung Park, Sang Eun Park, Eun Jung Lee, Hyun Jin Ju, Tae Su Kim, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Publication number: 20240181571
    Abstract: An electrode sheet notching apparatus includes: a conveying unit comprising a first roller and a second roller for conveying the electrode sheet; a jig unit comprising a jig for supporting the electrode sheet; and a processing unit comprising a laser for processing the electrode sheet. The jig has a slit formed on a surface facing the electrode sheet, and the laser beam, which processed the electrode sheet, moves on a plane coplanar with one surface of the electrode sheet to pass through the slit.
    Type: Application
    Filed: July 12, 2022
    Publication date: June 6, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Dong Hyeuk Park, Hyuk Soo Lee, Tae Su Kim, Sungjun Jo, Jung Hyun Park
  • Publication number: 20240165738
    Abstract: A separator cutting device cuts a sheet-shaped separator with which at least one electrode is laminated. The separator cutting device includes a laser generator configured to emit a laser beam, a scanner configured to control an optical path of the laser beam emitted from the laser generator, and an end mirror configured to reflect the laser beam passing through the scanner toward the separator and disposed at a side of the scanner.
    Type: Application
    Filed: March 11, 2022
    Publication date: May 23, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Seo Jun Lee, Tae Su Kim, Hyuk Soo Lee, Jung Hyun Park
  • Publication number: 20240139850
    Abstract: An arc welding device for a secondary battery according to an embodiment of the present invention includes an upper fixing portion in which a plurality of welding electrode units connected to one pole of a welding power are disposed and a lower fixing portion disposed to face the upper fixing portion with an object to be welded therebetween and connected to the other pole of the welding power. The upper fixing portion includes a first facing surface facing the object to be welded and formed to be concave toward the object to be welded and the lower fixing portion includes a second facing surface facing the first facing face and formed to be convex to correspond to the concave shape of the first facing surface.
    Type: Application
    Filed: February 16, 2022
    Publication date: May 2, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jung Hyun Park, Tae Su Kim, Beom Seok Lee, Hyuk Soo Lee
  • Publication number: 20240025307
    Abstract: A seat rail retainer includes a body, among a first rail and a second rail that are disposed to slide straightly respectively in a longitudinal direction, the body being fixed to the first rail, an elastic supporting portion protruding from the body to be elastically pressed by the second rail, and an inserting body inserted into the body to provide an elastic force to the elastic supporting portion.
    Type: Application
    Filed: December 5, 2022
    Publication date: January 25, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, DAE WON SAN UP CO., LTD
    Inventors: Tae Jun KWON, Hyun KO, Hyun Kyu MOON, Min Seok KIM, Sang Do PARK, Tae Su KIM, Sang Hyun LEE, Yong Chul JANG
  • Publication number: 20240001459
    Abstract: Proposed is a cutting apparatus for a fuel basket accommodating spent nuclear fuel of a heavy water reactor, wherein the apparatus includes a base, a vertical support arranged on one side of the base; a turn table arranged to be reciprocated between one side and an opposite side of the base and be horizontally rotatable on the base; a horizontal support arranged to extend from an upper-end of the vertical support in a horizontal direction toward the turn table; a side-cutting means arranged on the vertical support protruding toward the turn table for cutting a side welding bead of the fuel basket mounted on the turn table; and an upper-cutting means arranged on the horizontal support protruding toward the turn table for cutting an upper welding bead of the fuel basket mounted on the turn table.
    Type: Application
    Filed: October 21, 2021
    Publication date: January 4, 2024
    Applicant: KOREA HYDRO & NUCLEAR POWER CO., LTD.
    Inventors: Sunghwan CHUNG, Yongdeog KIM, Kiyoung KIM, Taehyeon KIM, Donghee LEE, Jinwon SON, Dong-Gyu LEE, In-Su JUNG, Ke-Hyung YANG, Jun-Sang JANG, Tae-Su KIM
  • Publication number: 20240001827
    Abstract: Provided is a vibration isolating apparatus for isolating vibration from being transferred from a vehicle to a seat during idling and traveling. The vibration isolating apparatus provides an isolation structure applied between the upper and lower seat frames for a vehicle. A bearing unit having a low friction characteristic are applied so that horizontal vibration is effectively isolated without an up-and-down motion. A damping unit capable of attenuating the motion and frictional noise is applied.
    Type: Application
    Filed: December 13, 2022
    Publication date: January 4, 2024
    Inventors: Tae Su Kim, Min Hyuk Kwak, Hyun KO, Du Go JUNG, Jong Soon LEE, Hyun Gyu JO, IK Sang OH
  • Publication number: 20230405728
    Abstract: A notching apparatus relates to a notching apparatus for notching an electrode sheet used in a secondary battery, the notching apparatus including: an ablation laser source unit configured to radiate ablation laser that performs an ablation operation on the electrode sheet; a notching laser source unit configured to radiate notching laser, wherein the notching laser is emitted to the place, in which the ablation operation has been performed by the ablation laser, to notch the electrode sheet; and an integral scanner unit to which the ablation laser radiated from the ablation laser source unit and the notching laser radiated from the notching laser source unit are incident. The integral scanner unit allows the ablation laser and the notching laser to be emitted to positions adjacent to each other on the electrode sheet.
    Type: Application
    Filed: December 10, 2021
    Publication date: December 21, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Hyuk Soo Lee, Tae Su Kim, Myoung Jin Ko, Hyo Jin Lee, Sung Jun Jo, Gil Woo Kim, Jung Hyun Park, Byung Hee Lee
  • Publication number: 20230378417
    Abstract: It is preferred that the foreign material removal device for notching a secondary battery according to one example of the present invention comprises: a foreign material confirmation part provided so that in a transport path of an electrode film through a notching process, the upper and lower surfaces of the notched electrode pattern are photographed, and a position of a foreign material present in the electrode pattern is calculated based on the photographed image; and a foreign material removal process part provided so that air is sprayed to the position of the foreign material and a vacuum pressure is applied thereto according to the foreign material position information calculated by the foreign material confirmation part.
    Type: Application
    Filed: April 1, 2022
    Publication date: November 23, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jung Hyun Park, Tae Su Kim, Seo Jun Lee, Hyo Jin Lee, Gil Woo Kim, Hyuk Soo Lee, Byung Hee Lee