Patents by Inventor Sang-Hyun Hong

Sang-Hyun Hong 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: 20240153935
    Abstract: A display device and a method of fabricating a display device are provided. The display device includes a substrate comprising a contact area and a line area, a first electrode that extends in a first direction on the substrate, a first electrode pattern that extends in the first direction and is spaced apart from the first electrode on the substrate, a second electrode that extends in the first direction and is between the first electrode and the first electrode pattern on the substrate, a second electrode pattern that extends in the first direction and is between the first electrode and the second electrode on the substrate, and a first light-emitting element between the first electrode and the second electrode pattern in the contact area.
    Type: Application
    Filed: January 12, 2024
    Publication date: May 9, 2024
    Inventors: Jong Chan LEE, Sang Jun PARK, Jeong Hyun LEE, Woong Hee JEONG, Kwang Taek HONG
  • Patent number: 11972941
    Abstract: Proposed is a precursor composition for forming a metal film including a zirconium compound represented by any one of Chemical Formulas 1 to 3 and a hafnium compound represented by any one of Chemical Formulas 4 to 6.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: April 30, 2024
    Assignee: SK TRICHEM
    Inventors: Chang Sung Hong, Yong Joo Park, Tae Hoon Oh, In Chun Hwang, Sang Kyung Lee, Dong Hyun Kim
  • Patent number: 11973242
    Abstract: A degassing apparatus for a secondary battery, and a degassing method using same, is provided. The degassing apparatus includes a drive motor and a jig arm configured to pressurize a first surface of a gas pocket of a battery cell and a second surface opposite the first surface by controlling a separation distance by the operation of a driving motor. The degassing apparatus is capable of performing an effective degassing and sealing process for the battery cell without positional movement of the battery cell during cell activation or after cell activation.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: April 30, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Sang Jih Kim, Joon Sung Bae, Beom Koon Lee, Dong Hun Bae, Eui Kyung Lee, Suk Hyun Hong
  • Publication number: 20240136652
    Abstract: A battery pack includes a battery module assembly having at least one battery cell, a pack case configured to accommodate the battery module assembly, and a barrier unit provided on at least one side of the pack case, configured to discharge a vent gas in the pack case to the outside of the pack case and having at least one blocking baffle disposed obliquely to have a predetermined inclination angle.
    Type: Application
    Filed: October 13, 2022
    Publication date: April 25, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sung-Goen HONG, Seung-Hyun KIM, Young-Hoo OH, Seung-Min OK, Sang-Hyun JO, Young-Bum CHO
  • Publication number: 20240128584
    Abstract: A battery pack includes a plurality of battery modules each including one or more battery cells to store and release energy, each battery module further including an intake portion and an exhaust portion, an intake duct including an intake channel and communicating with the intake portion of each of the plurality of battery modules, and an exhaust duct including an exhaust channel and communicating with the exhaust portion of each of the plurality of battery modules. Each of the plurality of battery modules further includes an opening/closing member configured to close the intake portion when internal pressure increases.
    Type: Application
    Filed: November 16, 2022
    Publication date: April 18, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sang-Hyun JO, Seung-Hyun KIM, Young-Hoo OH, Seung-Min OK, Young-Bum CHO, Sung-Goen HONG
  • Publication number: 20240124627
    Abstract: An encapsulant composition for an optical device; comprises an ethylene/alpha-olefin copolymer having high volume resistance and light transmittance. An encapsulant film for an optical device using the same is also provided.
    Type: Application
    Filed: November 10, 2022
    Publication date: April 18, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Jin Kuk Lee, Eun Jung Lee, Sang Eun Park, Sang Hyun Hong, Young Woo Lee, Jung Ho Jun
  • Patent number: 11949062
    Abstract: A pressing jig for removing gas generated in an activation process of a battery cell includes a plate-shaped lower plate on which the battery cell that has undergone the activation process is placed and fixed, and an upper plate that presses the battery cell placed on the lower plate from above. At least one of the upper plate or the lower plate has a structure in which n (n?3) separated sub-plates are assembled to form a single plate, and the sub-plates independently press the battery cell. The pressing jig can suppress trapping of internal gas by sequentially pressing the battery cell.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: April 2, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Suk Hyun Hong, Joon Sung Bae, Eui Kyung Lee, Sang Jih Kim, Beom Koon Lee, Dong Hun Bae
  • Publication number: 20240101803
    Abstract: Disclosed are a thermoplastic elastomeric composition for vehicle mounts which has improved surface energy and compression set while solving reduction in wear strength, by blending EPDM rubber, polypropylene, silicon, and poly(styrene-ethylene-butadiene-styrene) (SEBS) in appropriate amounts, and a molded article including the same.
    Type: Application
    Filed: May 2, 2023
    Publication date: March 28, 2024
    Inventors: Sang Hyun Lee, Young Chul Shin, Ji Hye Park, Ki Hyun Cho, Han Sang Lee, Kyoung Min Hong, Ki Jae Kim
  • Publication number: 20240088516
    Abstract: A battery rack includes a plurality of battery modules, each including at least one battery cell, wherein each battery module has at least one venting hole; a rack case accommodating the plurality of battery modules; and a plurality of support brackets disposed in the rack case such that each support bracket supports each battery module and is in communication with the at least one venting hole.
    Type: Application
    Filed: July 26, 2022
    Publication date: March 14, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Seung-Hyun KIM, Young-Hoo OH, Seung-Min OK, Sang-Hyun JO, Young-Bum CHO, Sung-Goen HONG
  • Publication number: 20240088517
    Abstract: A battery pack is configured to improve safety by effectively suppressing heat transfer between battery modules in the present disclosure. A battery pack includes a plurality of battery modules each having one or more battery cells, configured to store and release energy, and stacked in at least one direction; a pack case provided on at least one side of the plurality of battery modules, covering at least a portion of the outside of the plurality of battery modules, and having one or more openings formed therein; and a melting member provided in the opening of the pack case to seal the opening and configured to open the opening by being melted by heat generated from one or more battery modules among the plurality of battery modules.
    Type: Application
    Filed: September 16, 2022
    Publication date: March 14, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sang-Hyun JO, Seung-Hyun KIM, Young-Hoo OH, Seung-Min OK, Young-Bum CHO, Sung-Goen HONG
  • Publication number: 20240072289
    Abstract: A secondary battery activation device capable of effectively removing gas generated inside a secondary battery cell during an activation process of a secondary battery and a secondary battery manufacturing method using the same are provided. The secondary battery activation device includes a first pressing unit comprising a first pressing plate and a plurality of first elastic pressing members located on a first surface of the first pressing plate, and a second pressing unit comprising a second pressing plate and a plurality of second elastic pressing members located on a second surface of the second pressing plate, the second surface of the second pressing plate being arranged to face the first surface of the first pressing plate.
    Type: Application
    Filed: November 23, 2022
    Publication date: February 29, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Eui Kyung LEE, Nak Gi SUNG, Sang Jih KIM, Suk Hyun HONG
  • Publication number: 20240072370
    Abstract: A battery pack includes a sub-pack including a plurality of battery modules that are located adjacent to one another; a duct coupled to a side of the sub-pack in a width direction of the sub-pack; and a duct cover covering a duct opening portion formed on a side of the duct in a longitudinal direction of the duct, the duct cover including a filter having a mesh structure.
    Type: Application
    Filed: January 11, 2022
    Publication date: February 29, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sang-Hyun JO, Yu-Dam KONG, Seung-Hyun KIM, Jin-Kyu SHIN, Young-Hoo OH, Seung-Min OK, Sung-Goen HONG
  • Publication number: 20240072401
    Abstract: A battery module ac includes a cell stack in which a plurality of battery cells are vertically stacked; a module housing including a base plate supporting the cell stack, and a pair of side plates covering both side portions of the cell stack and each including a spark direction changing portion formed by bending an end portion of the side plate in a longitudinal direction of the side plate toward the cell stack; and a bus bar frame assembly covering an opening portion formed on a side of the module housing in a longitudinal direction of the module housing, the bus bar frame assembly including a bus bar frame coupled to a side of the cells tack in a longitudinal direction of the cell stack and a bus bar located on the bus bar frame and coupled to an electrode lead of the battery cell.
    Type: Application
    Filed: January 11, 2022
    Publication date: February 29, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sang-Hyun JO, Yu-Dam KONG, Seung-Hyun KIM, Jin-Kyu SHIN, Young-Hoo OH, Seung-Min OK, Sung-Goen HONG
  • Publication number: 20240072374
    Abstract: A battery module includes a cell stack in which a plurality of battery cells are vertically stacked; a module housing including a base plate supporting the cell stack and a pair of side plates covering both side portions of the cell stack; a bus bar frame assembly covering an opening portion formed on a side of the module housing in a longitudinal direction of the module housing; and a plurality of spark delay portions protruding from an inner surface of each of the pair of side plates and spaced apart from one another in a height direction of the side plate.
    Type: Application
    Filed: January 11, 2022
    Publication date: February 29, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Seung-Hyun KIM, Yu-Dam KONG, Jin-Kyu SHIN, Young-Hoo OH, Seung-Min OK, Sang-Hyun JO, Sung-Goen HONG
  • Patent number: 11795348
    Abstract: The present invention relates to an adhesive composition and a protective film including an adhesive layer formed by using the same, wherein the adhesive composition includes an acrylic copolymer formed by polymerizing a monomer mixture, the monomer mixture including a monomer represented by [Formula 1], a (meth)acrylic monomer including a carboxy group, a (meth)acrylic monomer including a cross-linkable functional group, and an alkyl(meth)acrylate-based monomer, wherein the acrylic copolymer has a polymerization conversion rate of 99 wt % or higher.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: October 24, 2023
    Inventors: Yeo Ju Kim, Han Soo Kim, Kee Young Kim, Yoon Jung Kim, Sang Hyun Hong
  • Patent number: 11732126
    Abstract: A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a thermoplastic resin including a polyester resin; about 50-150 parts by weight of glass fibers; and about 1-10 parts by weight of a polyether-ester copolymer, wherein the polyether-ester copolymer has a melt volume flow rate (MVR) of about 30-120 cm3/10 min as measured under conditions of 230° C. and 2.16 kg based on ISO 1133. The thermoplastic resin composition is excellent in impact resistance, appearance characteristics, metal joining properties, and the like.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: August 22, 2023
    Assignee: Lotte Chemical Corporation
    Inventors: Min Soo Lee, Eric Arifin, Seon Hui Lee, Bong Jae Lee, Sang Hyun Hong
  • Patent number: 11718750
    Abstract: The present invention relates to a thermoplastic resin composition for laser direct structuring process, and a molded product comprising the same. In one specific embodiment, the thermoplastic resin composition comprises: approximately 100 parts by weight of a base resin; approximately 0.1-20 parts by weight of an additive for laser direct structuring; and approximately 1-20 parts by weight of an impact modifier, wherein the base resin comprises a polycarbonate resin, a polycarbonate-polysiloxane copolymer and a polyester resin.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: August 8, 2023
    Assignee: Lotte Chemical Corporation
    Inventors: Nam Hyun Kim, Jung Ki Kim, Sang Hyun Hong
  • Patent number: 11661513
    Abstract: A thermoplastic resin composition according to the present invention comprises: about 100 parts by weight of a polycarbonate resin; about 5 to about 100 parts by weight of an inorganic filler; about 0.1 to about 2 parts by weight of a maleic anhydride-modified olefin-based copolymer; and about 0.1 to about 2 parts by weight of a phosphite compound represented by chemical formula 1. The thermoplastic resin composition is excellent in terms of chemical resistance, impact resistance, rigidity, physical property balance thereof, and the like.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: May 30, 2023
    Assignee: Lotte Chemical Corporation
    Inventors: Nam Hyun Kim, Bong Jae Lee, Young Mi Kim, Ik Mo Kim, Sang Hwa Lee, Sang Hyun Hong
  • Patent number: 11655335
    Abstract: A thermoplastic resin composition of the present invention comprises: about 45 wt % to about 65 wt % of an aromatic polyamide resin comprising at least one of a repeat unit represented by Formula 1, a repeat unit represented by Formula 2, and a repeat unit represented by Formula 3; about 1 wt % to about 20 wt % of an olefin copolymer; about 15 wt % to about 35 wt % of calcium carbonate; and about 5 wt % to about 25 wt % of zinc oxide, wherein the weight ratio of the calcium carbonate and the zinc oxide (calcium carbonate:zinc oxide) is about 5:1 to about 1:1. The thermoplastic resin composition and a molded article formed therefrom have good properties in terms of plating adhesion, appearance, heat resistance, etc.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: May 23, 2023
    Assignee: Lotte Chemical Corporation
    Inventors: Yeong Deuk Seo, Kyoung Tae Youm, Sang Hwa Lee, Sang Hyun Hong
  • Patent number: 11613650
    Abstract: A thermoplastic resin composition of the present invention comprises: about 5 wt % to about 35 wt % of a modified polyaryletherketone resin comprising a repeat unit represented by chemical formula 1; about 5 wt % to about 35 wt % of a polyether ether ketone resin; about 20 wt % to about 40 wt % of a polyphenylsulfone resin; and about 15 wt % to about 50 wt % of glass fibers. The thermoplastic resin composition has good properties in terms of adhesion to metals, impact resistance, and so on.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: March 28, 2023
    Assignee: Lotte Chemical Corporation
    Inventors: Seon Hui Lee, Eric Arifin, Min Soo Lee, Bong Jae Lee, Sang Hyun Hong