Patents by Inventor Hyun-Woo Lee

Hyun-Woo 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).

  • Publication number: 20240359997
    Abstract: The present invention relates to lithium metal oxide nanoparticles and a method for preparing the same and provides lithium metal oxide nanoparticles each having a shape of a hexahedron with a square outer cross section or a hexahedron with at least one chamfered corner and comprising a hollow of which a cross section is a square or a square having at least one chamfered corner, and a method for preparing the same, so that the lithium metal oxide nanoparticles can be utilized as an electrode material of a next-generation electronic device in which a contact area between an electrode and an electrolyte is increased to improve the charge and discharge rate characteristics and improve the conductivity.
    Type: Application
    Filed: April 28, 2023
    Publication date: October 31, 2024
    Applicants: KOREA INSTITUTE OF ENERGY RESEARCH, Center for Advanced Meta-Materials
    Inventors: Hyun Uk KIM, Seong Ok HAN, Tae Woo KIM, Se Gi BYUN, Jung Joon YOO, IYAN SUBIYANTO, Hak Joo LEE
  • Patent number: 12131672
    Abstract: A display device includes: a display panel; and a cover window on the display panel. The display panel and the cover window include a flat area, and a bendable area adjacent to the flat area. The cover window includes: patterns at the bendable area along a first direction; and dummy patterns at the flat area along the first direction, the dummy patterns including a first dummy pattern, and a second dummy pattern adjacent to the first dummy pattern. A length of the first dummy pattern is different from a length of the second dummy pattern.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: October 29, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang-Woo Lee, Yougn Do Kim, Hyun Seok Oh
  • Patent number: 12129318
    Abstract: The present invention relates to a method for preparing a vinyl chloride-based polymer, including: bulk polymerizing a vinyl chloride-based monomer in a polymerization reactor to prepare a vinyl chloride-based polymer; and adding water and vapor to the polymerization reactor, and heating to remove an unreacted vinyl chloride-based monomer, wherein an addition amount of the water is 0.500 to 5.000 parts by weight based on 100 parts by weight of the vinyl chloride-based polymer.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: October 29, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Kun Ji Kim, Seong Yong Ahn, Heung Kwon Bae, Se Woong Lee, Dae Woo Lee, Hyun Kyou Ha
  • Patent number: 12128384
    Abstract: The present disclosure relates to a catalyst for direct nonoxidative conversion of methane and a method of preparing the same, and more particularly to a method of preparing a catalyst for direct nonoxidative conversion of methane, in which a catalyst optimized for the direct conversion reaction of methane can be easily prepared without precise control of the reaction conditions for direct conversion of methane, thereby simultaneously maximizing the catalytic reaction rate and minimizing coke formation, and exhibiting stable catalytic performance even after long-term operation, and to a catalyst for direct nonoxidative conversion of methane prepared using the above method.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: October 29, 2024
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Yong Tae Kim, Sung Woo Lee, Seung Ju Han, Seok Ki Kim, Hyun Woo Kim
  • Publication number: 20240357913
    Abstract: A color conversion panel includes a substrate including first and second light emitting regions, banks partitioning the first and second light emitting regions, each bank among the banks including a bank light transmission layer, a metal layer on the bank light transmission layer and a transparent layer on the metal layer, a color conversion layer in the first light emitting region, and a light transmission layer in the second light emitting region. The bank light transmission layer and the light transmission layer are respective portions of a same material layer on the substrate.
    Type: Application
    Filed: February 15, 2024
    Publication date: October 24, 2024
    Inventors: Young Min KIM, Hyun-Seok KIM, Hyeong Gyu KIM, Hyo Joon KIM, Hyun Woo NOH, Keun Young PARK, Moon Jung BAEK, Hye Seung LEE
  • Publication number: 20240347284
    Abstract: An energy-storage device may be provided by a module case in which a plurality of accommodation spaces are formed; a plurality of bare cells which are accommodated in the accommodation spaces respectively; and a cover which is coupled to the module case so as to cover the accommodation spaces, wherein: the module case comes into direct contact with the bare cells accommodated in the respective accommodation spaces to support the bare cells; and for each of the accommodation spaces, a pressure absorption ratio obtained by calculating the ratio of the volume of the bare cell to the volume of the accommodation space is 95% or less.
    Type: Application
    Filed: April 25, 2022
    Publication date: October 17, 2024
    Inventors: Jung Gul LEE, Sang Woo SON, Hyun Jae YU
  • Publication number: 20240336729
    Abstract: Provided are a polyester resin which is an extrusion blow resin having excellent extrusion processability and being recyclable, and a composition including the same.
    Type: Application
    Filed: July 21, 2022
    Publication date: October 10, 2024
    Inventors: Hyun-Woo OH, Yoo Jin LEE, Da-Young HWANG
  • Publication number: 20240336460
    Abstract: A lift apparatus for a vehicle includes a frame that provides an entry space that the vehicle required to be lifted enters and a lifting and lowering module that raises and lowers the vehicle in the entry space relative to the frame. The lifting and lowering module includes a wheel support portion that supports a wheel of the vehicle and a pusher that presses the wheel supported on the wheel support portion so that a lateral center portion of the entry space and a lateral center portion of the vehicle are aligned with each other.
    Type: Application
    Filed: November 15, 2023
    Publication date: October 10, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, PITIN CO., LTD
    Inventors: Dae Won LEE, Hoon Min JEON, Se Kwon KIM, Hyun Woo LIM
  • Patent number: 12110578
    Abstract: Austenitic stainless steel includes 16 to 26 wt % of chromium (Cr), 8 to 22 wt % of nickel (Ni), 0.02 to 0.1 wt % of carbon (C), 0.2 to 1 wt % of niobium (Nb), and 2 to 3.5 wt % of manganese (Mn), and has an austenite matrix, wherein a nanosized niobium carbide (NbC) is precipitated in the austenite matrix, and the nanosized niobium carbide is uniformly dispersed in the austenite matrix. The austenitic stainless steel may further include 0.5 to 1.5 wt % of molybdenum (Mo).
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: October 8, 2024
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Changheui Jang, Jiho Shin, Byeong Seo Kong, Hyeon Bae Lee, Chaewon Jeong, Hyun Woo Koo
  • Patent number: 12112326
    Abstract: A method, a computer device, and a non-transitory computer-readable recording medium for preventing an erroneous deposit of cryptocurrency are provided. A method of preventing an erroneous deposit of cryptocurrency includes providing an interface for inputting transaction request information including a target coin and a wallet address; verifying at least one of the target coin and the wallet address using a trading environment of a target exchange corresponding to the transaction request information; and processing a transaction according to the transaction request information based on a verification result.
    Type: Grant
    Filed: July 8, 2022
    Date of Patent: October 8, 2024
    Assignee: LY Corporation
    Inventors: Miyoung Jang, Beom Woo Moon, Jaeman Kim, Hyun Dong Lee, Ui Seok Shim, Dong Hwan Kim
  • Publication number: 20240333923
    Abstract: An image decoding method using a neural network-based in-loop filter may comprise obtaining a first image feature from an input image, obtaining a block information feature of the input image from block information of the input image, obtaining a second image feature by removing noise and distortion of the first image feature based on the block information feature, and reconstructing the input image based on the second image feature. The block information may comprise at least one of a block boundary map indicating a block partition structure of the input image or a block distribution map indicating encoding information of the input image.
    Type: Application
    Filed: July 7, 2022
    Publication date: October 3, 2024
    Inventors: Hyun Gyu KIM, Dae Yeon KIM, Yung-Lyul LEE, Yang Woo KIM, Myung Jun KIM, Nam Uk KIM
  • Publication number: 20240334682
    Abstract: A semiconductor memory device with improved integration and electrical characteristics. The semiconductor memory device includes a peri-gate structure, a first peri-connecting structure on the peri-gate structure, a data storage pattern on the first peri-connecting structure, an active pattern that includes a first surface and a second surface opposite to each other in a first direction, and a first side wall and a second side wall opposite to each other in a second direction, the first surface of the active pattern connected to the data storage pattern and facing a substrate, a bit line on the active pattern, connected to the second surface of the active pattern, and extends in the second direction, a word line on the first side wall of the active pattern and extending in a third direction, a second peri-connecting structure connected to the bit line and a connecting pad connected to the second peri-connecting wiring.
    Type: Application
    Filed: November 29, 2023
    Publication date: October 3, 2024
    Inventors: Bo Won YOO, Seok Han PARK, Ki Seok LEE, Hyun Geun CHOI, Jin Woo HAN
  • Publication number: 20240334673
    Abstract: A semiconductor device includes a lower substrate, a memory cell structure including a wordline on the lower substrate, a bitline disposed on the lower substrate and intersecting the wordline, and a cell capacitor connected to the lower substrate, an upper substrate having a back side adjacent to the lower substrate and a front side opposite to the back side, a circuit element disposed on the front side of the upper substrate and overlapping the memory cell structure in a vertical direction, and a through via penetrating the upper substrate and electrically connecting the memory cell structure and the circuit element with each other.
    Type: Application
    Filed: November 24, 2023
    Publication date: October 3, 2024
    Inventors: Ki Seok LEE, Hong Jun LEE, Hyun Geun CHOI, Keun Nam KIM, In Cheol NAM, Bo Won YOO, Jin Woo HAN
  • Patent number: 12103451
    Abstract: An embodiment vibration motor assembly of a seat includes a vibration motor and an upper housing disposed around the vibration motor to hold and fix the vibration motor, the upper housing configured to be fixed to a pad of the seat, and the upper housing including a holding part disposed at a circumference of a front surface of the upper housing to hold a circumference of the vibration motor and a fixing part protruding from a rear surface of the upper housing to cover and fix a rear surface of the vibration motor.
    Type: Grant
    Filed: November 7, 2022
    Date of Patent: October 1, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc., Jahwa Electronics Co., Ltd.
    Inventors: Sang-Hark Lee, Sang-Do Park, Hyun-Seok Song, Chan-Ho Jung, Hyun-Gyu Sung, Jong-Su Ryu, Sang-In Woo, Ho-Suk Jung, Tae-Hyoung Yang, Deok-Soo Lim, Sang-Soo Lee, Jung-Sang You, Sang-Gyu Byeon, Beom-Sun Kim
  • Patent number: 12103899
    Abstract: The present disclosure relates to a method for non-oxidative direct conversion of methane. Specifically, in the method, a methane/hydrogen gas is introduced into an Inconel 600 reactor at a superficial velocity of 100 to 200 cm·min?1 and a catalyst is not externally introduced into the reactor. Under the conditions, a non-oxidative direct methane conversion reaction is performed in the Inconel 600 reactor. The method maximizes the reaction rate, minimizes coke formation, and increases the yields of C2 hydrocarbon compounds and aromatic compounds.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: October 1, 2024
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Yong Tae Kim, Sung Woo Lee, Seok Ki Kim, Jungho Shin, Seung Ju Han, Hyun Woo Kim, Eun Hae Sim
  • Patent number: 12105915
    Abstract: A display device includes a display unit including pixels. A sensor unit overlaps with the display unit and includes sensors. A sensor driver transmits a driving signal to the sensors, and receives sensing signals corresponding to the driving signal from the sensors. One sensing period includes a first sensing period and a second sensing period. The sensor driver transmits a first driving signal having a first frequency to the sensors in the first sensing period, and transmits a second driving signal having a second frequency different from the first frequency to the sensors in the second sensing period.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: October 1, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Wook Cho, Min Hong Kim, Tae Joon Kim, Hyung Bae Kim, Jung Mok Park, Il Ho Lee, Jae Woo Choi
  • Publication number: 20240316847
    Abstract: Provided is a mold for a seat pad with a mesh fixed, which can easily fix a mesh to be inserted in a molding process. The mold includes a plurality of mold members overlapping each other and molding a seat pad by foaming a resin injected into a space formed between the mold members, the mold members are formed with a mesh accommodating groove accommodating a mesh, and the mesh is fitted into and fixed to the mesh-accommodating groove.
    Type: Application
    Filed: June 6, 2024
    Publication date: September 26, 2024
    Inventors: Sang-Hark Lee, Sang-Do Park, Deok-Soo Lim, Chan-Ho Jung, Sang-Soo Lee, Beom-Sun Kim, Sang-In Woo, Hyun-Seok Song
  • Patent number: 12100806
    Abstract: A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution for a lithium secondary battery, includes a lithium salt, an organic solvent, and an additive, wherein the additive includes a compound represented by Formula 1.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: September 24, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Hyun Seung Kim, Chul Haeng Lee, Yu Ha An, Jeong Woo Oh
  • Publication number: 20240315013
    Abstract: A semiconductor memory device includes a peri-gate structure on a substrate, a first bonding pad on the peri-gate structure, a shielding conductive pattern on the first bonding pad, a second bonding pad between the shielding conductive pattern and the first bonding pad and contacting the first bonding pad, a bit line on the shielding conductive pattern extending in a first direction, an active pattern on the bit line and including a lower surface and an upper surface, and a first side wall and a second side wall opposite to each other in the first direction, the lower surface of the active pattern being connected to the bit line, a word line on the first side wall of the active pattern, and extends in a third direction, and a data storage pattern on the active pattern, and is connected to the upper surface of the active pattern.
    Type: Application
    Filed: January 8, 2024
    Publication date: September 19, 2024
    Inventors: Hyun Geun CHOI, Seok Han PARK, Bo Won YOO, Ki Seok LEE, Jin Woo HAN
  • Patent number: D1047161
    Type: Grant
    Filed: January 3, 2024
    Date of Patent: October 15, 2024
    Inventors: Jin Wang Kim, Jung Ok Lee, Hyun Ji Kim, Hyun Woo Kim