Patents by Inventor Sang Kyu Lee

Sang Kyu 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: 12232318
    Abstract: A nonvolatile memory device including a mold structure including a plurality of gate electrodes on a substrate, the plurality of gate electrodes including first, second, and third string selection lines sequentially stacked on the substrate; a channel structure that penetrates the mold structure and intersects each of the gate electrodes; a first cutting region that cuts each of the gate electrodes; a second cutting region that is spaced apart from the first cutting region in a first direction and cuts each of the gate electrodes; a first cutting line that cuts the first string selection line between the first cutting region and the second cutting region; a second cutting line that cuts the second string selection line between the first cutting region and the second cutting region; and a third cutting line that cuts the third string selection line between the first cutting region and the second cutting region.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: February 18, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Ho Ahn, Sung-Min Hwang, Joon-Sung Lim, Bum Kyu Kang, Sang Don Lee
  • Patent number: 12227566
    Abstract: The present invention relates to a monoclonal antibody or a fragment thereof that recognizes and binds specifically to the extracellular domain of endothelin receptor type A as an antigen. The monoclonal antibody of the present invention is suitable for use in a therapeutic agent for hypertension or cancer associated with endothelin receptor type A.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: February 18, 2025
    Assignee: HEDGEHOG, INC.
    Inventors: Sang Taek Jung, Yeon Gyu Yu, Man-Seok Ju, Jung-Hyun Na, Youn Jae Kim, Hye-Mi Ahn, Byoung Joon Ko, Won Kyu Lee
  • Patent number: 12221680
    Abstract: The cryogenic austenitic high-manganese steel having excellent corrosion resistance, according to one aspect of the present invention, comprises 0.2-0.5 wt % of C, 23-28 wt % of Mn, 0.05-0.5 wt % of Si, 0.03 wt % or less of P, 0.005 wt % or less of S, 0.5 wt % or less of Al, and 3-4 wt % of Cr, with the remainder being Fe and other unavoidable impurities, also comprises at least 95 area % of austenite as a microstructure, and has Cr concentration sections continuously formed within an area of 50 ?m in the thickness direction from the surface, wherein the Cr concentration sections comprise a high Cr concentration section having a relatively high concentration of Cr, and a low Cr concentration section having a relatively low concentration of Cr, and the high Cr concentration section may be distributed at 30 area % or less (but not 0%) relative to the whole surface area of the Cr sections.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: February 11, 2025
    Assignee: POSCO CO., LTD
    Inventors: Un-Hae Lee, Dong-Ho Lee, Sang-Deok Kang, Sung-Kyu Kim
  • Patent number: 12216170
    Abstract: A device and method of estimating state-of-health of a battery is provided. A device of estimating a state-of-health (SOH) of a battery includes: a memory configured to load a program for calculating a state-of-balance (SOB) value by voltage of a plurality of cells constituting the battery and estimating a state-of-health balance value which is a state-of-health value of the battery to which the state-of-balance value by voltage is applied; and a processor configured to execute instructions included in the program loaded by the memory. A device and method of estimating state-of-charge of a battery is provided. A device of estimating state-of-charge (SOC) of a battery includes: a memory configured to load a program for correcting a voltage-to-remaining capacity correlation, in which a battery voltage is matched for each remaining capacity, based on a state-of-balance value by voltage of the battery; and a processor configured to execute instructions included in the program loaded in the memory.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: February 4, 2025
    Assignee: Mintech Co., Ltd
    Inventors: Young Jin Hong, Hee Kyung Myung, Jae Hoon Lee, Sang Eon Park, Jae Kyu Kim, In Jae Hwang
  • Patent number: 12216317
    Abstract: A multi-channel optical sub-assembly includes a printed circuit board with a signal processor mounted thereon, a package window mounted on the printed circuit board, the package window including a transparent material, a package mounted on the package window, and an optical device accommodated into an inner space of the package and configured to convert an electrical signal, input from the signal processor, into an optical signal, wherein the electrical signal sequentially passes through a window through electrode buried in the package window and a package through electrode buried in the package and is input to the optical device.
    Type: Grant
    Filed: August 2, 2022
    Date of Patent: February 4, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Eun Kyu Kang, Jong Jin Lee, Dae Seon Kim, Sang Jin Kwon, Won Bae Kwon, Soo Yong Jung, Hae Chung Kang, Dae Woong Moon, Gye Sul Cho
  • Publication number: 20250034609
    Abstract: Disclosed are compositions and methods relating to engineered ?-amylases. The engineered ?-amy lases outperform commercial combinatoral variant ?-amylases, which are currently the industry standard. The engineered ?-amylases are useful for starch liquefaction and saccharification, and may also be useful for cleaning starchy stains, textile desizing, baking, and brewing.
    Type: Application
    Filed: November 18, 2022
    Publication date: January 30, 2025
    Inventors: Veli ALKAN, Marc KOLKMAN, Frank KOOPMAN, Sang-kyu LEE, Chris LEEFLANG, Kefeng NI, Sina PRICELIUS, Zhen QIAN, Zhongmei TANG, Marco VAN BRUSSEL-ZWIJNEN
  • Patent number: 12209660
    Abstract: A parking apparatus for a vehicle includes a driving part, a detent lever part connected to a central axis of the driving part and rotated in response to a rotation of the central axis, a parking rod part moved in a straight line in response to the rotation of the detent lever part, a sprag part configured to come into contact with the parking rod part and to move up and down in response to the movement of the parking rod part, and a parking gear part disposed over the sprag part, geared by the rise of the sprag part, and configured to have it rotation restricted.
    Type: Grant
    Filed: February 12, 2024
    Date of Patent: January 28, 2025
    Assignee: Hyundai Transys Inc.
    Inventors: Sang Ho Lee, Young Kyu Kim, Hae Jeong Shin
  • 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: 20250031498
    Abstract: A display panel and a display apparatus including the display panel are presented herein. A display panel according to one or more embodiments includes a substrate; an insulating layer on the substrate; a bank pattern on the insulating layer; a first electrode on the bank pattern; a contact electrode on the insulating layer, the contact electrode spaced apart from the bank pattern; a light-emitting element on the first electrode; a first optical layer surrounding the light-emitting element, the first optical layer comprising an organic insulating material including metal particles; a second optical layer on the contact electrode; and a third optical layer on the first optical layer.
    Type: Application
    Filed: May 28, 2024
    Publication date: January 23, 2025
    Inventors: Yong Hoon Lee, Woo Sung Kim, Jong Soo Han, Sang Hak Shin, Dong Kyu Kim, Hyoung Sun Park, Hyun Seok Na, Hyun Chyol Shin, Seong Soo Cho
  • Publication number: 20250022869
    Abstract: A method of manufacturing a semiconductor die stack structure includes: preparing a base die including a base die substrate and a base die inter-layer dielectric layer; forming a base die front-side bonding pad structure; preparing a bottom die having a bottom die substrate and bottom die through-electrode; forming a bottom die front-side bonding pad structure in the bottom die substrate; forming a base-bottom die stack structure where the bottom die front-side bonding pad structure is directly in contact with the base die front-side; forming a base die through-electrode vertically passing through the base die substrate and electrically connected to the base die front-side bonding pad structure; forming a base die back-side bump structure electrically connected to the base die through-electrode; stacking middle dies and a top die in the base-bottom die stack structure; and forming a bottom die back-side bump structure electrically connected to the bottom die through-electrode.
    Type: Application
    Filed: December 7, 2023
    Publication date: January 16, 2025
    Applicant: SK hynix Inc.
    Inventors: Sung Kyu KIM, Jong Yeon KIM, Ki Ill MOON, Sang Yong LEE, Gyu Jei LEE
  • Publication number: 20240401017
    Abstract: The present invention provides methods and compositions comprising at least one neutral metalloprotease enzyme that has improved storage stability. In some embodiments, the neutral metalloprotease finds use in cleaning and other applications. In some particularly preferred embodiments, the present invention provides methods and compositions comprising neutral metalloprotease(s) obtained from Bacillus sp. In some more particularly preferred embodiments, the neutral metalloprotease is obtained from B. amyloliquefaciens. In still further preferred embodiments, the neutral metalloprotease is a variant of the B. amyloliquefaciens neutral metalloprotease. In yet additional embodiments, the neutral metalloprotease is a homolog of the the B. amyloliquefaciens neutral metalloprotease. The present invention finds particular use in applications including, but not limited to cleaning, bleaching and disinfecting.
    Type: Application
    Filed: June 12, 2024
    Publication date: December 5, 2024
    Inventors: ANDREW SHAW, DAVID A ESTELL, EUGENE S SADLOWSKI, HIROSHI OH, LOUISE WALLACE, RONALDUS WILHELMUS JOANNES HOMMES, SANG-KYU LEE
  • Publication number: 20240376457
    Abstract: Disclosed are compositions and methods relating to variant alpha-amylases. The variant alpha-amylases are useful, for example, for starch liquefaction and saccharification, for cleaning starchy stains in laundry, dishwashing, and other applications, for textile processing (e.g., desizing), in animal feed for improving digestibility, and for baking and brewing.
    Type: Application
    Filed: February 8, 2024
    Publication date: November 14, 2024
    Inventors: William Cuevas, Vivek Sharma, David E. Wildes, Sang-Kyu Lee, Dina Finan
  • Patent number: 12139519
    Abstract: Provided is a CRY2 variant in which E279 and/or E281 having a negative charge in a N277SEGE281 sequence of SEQ ID NO: 1 is substituted with any one selected from the neutral amino acid group of alanine (A), isoleucine (I), leucine (L), valine (V), phenylalanine (F), methionine (M) and tryptophan (W), or in which S278 or G280 of a N277SEGE281 sequence of SEQ ID NO: 1 is substituted with any one selected from the bulky amino acid group of tryptophan (W) and phenylalanine (F).
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: November 12, 2024
    Assignee: INSTITUTE FOR BASIC SCIENCE
    Inventors: Wondo Heo, Sungsoo Kim, Sang Kyu Lee, Taeyoon Kyung
  • Patent number: 12136845
    Abstract: A multi-charging apparatus includes a power converter, a first sensing unit configured to sense a power source introduced into the power converter from a motor or introduced into the motor from the power converter, and a controller configured to determine whether failure occurs in the first sensing unit, and execute a charging operation control for the power converter when a failure occurs.
    Type: Grant
    Filed: February 10, 2021
    Date of Patent: November 5, 2024
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Sang-Kyu Lee, Hyun-Woo Noh
  • Publication number: 20240355545
    Abstract: A multilayer electronic component includes a body including a dielectric layer including Ba and Ti and an internal electrode disposed alternately with the dielectric layer; and an external electrode disposed on the body, wherein the dielectric layer further includes Li and F, and wherein a content of Li included in the dielectric layer is 0.02 mole or more and 0.36 mole or less based on 100 moles of Ba included in the dielectric layer.
    Type: Application
    Filed: April 1, 2024
    Publication date: October 24, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Ho Shin, Ji Yeon Kim, Si Taek Park, Sang Kyu Lee
  • Patent number: 12103419
    Abstract: An OBC controller for vehicle, a system including the same, and a method thereof are provided. The OBC controller includes a measurement device that measures a voltage of each phase of a three-phase OBC and a controller that calculates an impedance of each phase using a voltage of each phase. The voltage is measured before charging of the three-phase OBC starts. The controller also calculates a charging amount for each phase, the charging amount corresponding to the impedance of each phase, and adjusts charging based on the calculated charging amount for each phase.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: October 1, 2024
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Sang Kyu Lee, Jin Gyu Lim, Seung Myun Chung
  • Publication number: 20240299437
    Abstract: The present invention relates to a composition for alleviating hair graying, promoting hair growth and/or preventing or alleviating hair loss, comprising double-stranded miRNA as an active ingredient and, more specifically, to: miR-3139, miR-3189, miR-3199 or miR-8485, which are double-stranded miRNA; a double-stranded oligonucleotide structure comprising same; or a pharmaceutical or cosmetic composition for alleviating hair graying, promoting hair growth and/or preventing or alleviating hair loss, comprising nanoparticles containing the structure as an active ingredient. A composition according to the present invention can prevent hair graying and reduce the rate of progress thereof by activating melanocytes and promoting melanogenesis and can allow the hair already affected by graying to be improved to a state before graying.
    Type: Application
    Filed: February 25, 2022
    Publication date: September 12, 2024
    Inventors: HAN OH PARK, SANG KYU LEE, OH SEUNG KWON, EUN AH GOH
  • Publication number: 20240266569
    Abstract: The present invention relates to a device configured for treating an exhaust gas from a fuel cell, the device including: a tube member discharging an exhaust gas from a fuel cell stack; a gas guide portion provided in a tube member and configured to guide a target gas contained in the exhaust gas to the outside of the tube member; and a guide tube spaced from the gas guide portion and provided to cover the gas guide portion such that it is possible to obtain an advantageous effect of effectively reducing a concentration of the target gas in the exhaust gas discharged from the fuel cell.
    Type: Application
    Filed: April 18, 2024
    Publication date: August 8, 2024
    Inventor: Sang Kyu LEE
  • Patent number: 12043853
    Abstract: The present invention provides methods and compositions comprising at least one neutral metalloprotease enzyme that has improved storage stability. In some embodiments, the neutral metalloprotease finds use in cleaning and other applications. In some particularly preferred embodiments, the present invention provides methods and compositions comprising neutral metalloprotease(s) obtained from Bacillus sp. In some more particularly preferred embodiments, the neutral metalloprotease is obtained from B. amyloliquefaciens. In still further preferred embodiments, the neutral metalloprotease is a variant of the B. amyloliquefaciens neutral metalloprotease. In yet additional embodiments, the neutral metalloprotease is a homolog of the the B. amyloliquefaciens neutral metalloprotease. The present invention finds particular use in applications including, but not limited to cleaning, bleaching and disinfecting.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: July 23, 2024
    Assignee: DANISCO US INC.
    Inventors: Andrew Shaw, David A Estell, Eugene S Sadlowski, Hiroshi Oh, Louise Wallace, Ronaldus Wilhelmus Joannes Hommes, Sang-Kyu Lee
  • Patent number: 12003009
    Abstract: The present invention relates to a device configured for treating an exhaust gas from a fuel cell, the device including: a tube member discharging an exhaust gas from a fuel cell stack; a gas guide portion provided in a tube member and configured to guide a target gas contained in the exhaust gas to the outside of the tube member; and a guide tube spaced from the gas guide portion and provided to cover the gas guide portion such that it is possible to obtain an advantageous effect of effectively reducing a concentration of the target gas in the exhaust gas discharged from the fuel cell.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: June 4, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventor: Sang Kyu Lee