Patents by Inventor Hak PARK

Hak PARK 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: 20240132717
    Abstract: A thermoplastic resin composition for an air intake hose has improved heat resistance by mixing a mixed resin including a thermoplastic polyether-ester elastomer and polybutylene terephthalate, a styrene-acrylonitrile resin, and additives in appropriate amounts, and a molded article including the same. This thermoplastic resin composition includes a mixed resin including a thermoplastic polyether-ester elastomer and polybutylene terephthalate, a styrene-acrylonitrile resin, an epoxy-based compatibilizer, a chain extender, an antioxidant, a thermal stabilizer including at least one selected from the group consisting of an imide-based stabilizer, an oxazoline-based stabilizer, and combinations thereof, a light stabilizer, and a filler.
    Type: Application
    Filed: May 15, 2023
    Publication date: April 25, 2024
    Inventors: Young Hak Jang, Jong Min Park, Yong Jun Cho, Hoon Jeong Kim
  • Publication number: 20240136674
    Abstract: Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on a winding axis to define a core and an outer circumference. The first electrode includes a first active material portion coated with an active material layer and a first uncoated portion not coated with an active material layer along a winding direction. At least a part of the first uncoated portion is defined as an electrode tab by itself. The first uncoated portion includes a first portion adjacent to the core of the electrode assembly, a second portion adjacent to the outer circumference of the electrode assembly, and a third portion interposed between the first portion and the second portion. The first portion or the second portion has a smaller height than the third portion in the winding axis direction.
    Type: Application
    Filed: January 19, 2022
    Publication date: April 25, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jong-Sik PARK, Jae-Won LIM, Yu-Sung CHOE, Hak-Kyun KIM, Je-Jun LEE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Pil-Kyu PARK, Kwang-Su HWANGBO, Do-Gyun KIM, Geon-Woo MIN, Hae-Jin LIM, Min-Ki JO, Su-Ji CHOI, Bo-Hyun KANG, Jae-Woong KIM, Ji-Min JUNG, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI
  • Publication number: 20240136560
    Abstract: The present invention relates to a microbial fuel cell using an electron absorber having high reduction potential, and a method of generating electric energy using same, and more specifically, to: a microbial fuel cell in which an electron absorber solution having high reduction potential is used as a reduction electrolyte, an organic solution that is an electron donor is used as an oxidization electrolyte, the reduced reduction electrolyte is regenerated through electrolysis in an electrolysis battery and re-supplied to the reduction electrolyte, a separation membrane provided with one or more O-rings in order to prevent leakage is included, hydrogen gas generated from the electrolysis can be supplied to a fuel cell to generate additional electric energy, such that a large quantity of electric power can be generated cost-efficiently, energy from an existing electricity generation system, such as solar electric energy.
    Type: Application
    Filed: October 12, 2020
    Publication date: April 25, 2024
    Inventor: Yong Hak PARK
  • Patent number: 11967503
    Abstract: Provided are a method of depositing a thin film and a method of manufacturing a semiconductor device using the same, and the method of depositing a thin film uses a substrate processing apparatus including a chamber, a substrate support on which a substrate is mounted, a gas supply unit, and a power supply unit that supplies high-frequency and low-frequency power to the chamber, and includes: a step of mounting, on the substrate support, the substrate including a lower thin film deposited under the condition of a process temperature in a low temperature range; a step of depositing an upper thin film on the lower thin film under the condition of the process temperature in the low temperature range; and a step of treating a surface of the upper thin film under the condition of the process temperature in the low temperature range.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: April 23, 2024
    Assignee: WONIK IPS CO., LTD.
    Inventors: Su In Kim, Young Chul Choi, Chang Hak Shin, Min Woo Park, Ji Hyun Kim, Kyung Mi Kim
  • Publication number: 20240123760
    Abstract: A method for manufacturing a vehicle wheel includes: a casting process of manufacturing the wheel in a one-piece body having a forming end and a temporary flange protruding at inner and outer sides of the wheel, respectively, wherein the one-piece body further includes a resonance chamber forming groove; a primary shape machining process of forming a stepped part at an outer circumferential side of the resonance chamber forming groove; a flow forming process of bending the forming end to be seated on the stepped part; a friction stir welding process of integrally bonding a portion where the forming end and the stepped part are in close contact with each other; a fine machining process of removing the temporary flange; and a sound-absorbing hole machining process of forming a sound-absorbing hole for communicating between the resonance chamber and an interior space of a tire in the forming end.
    Type: Application
    Filed: December 26, 2023
    Publication date: April 18, 2024
    Applicants: Hyundai Motor Company, KIA CORPORATION, Hyundai Sungwoo Casting Co., Ltd.
    Inventors: Jun Min LEE, Young Chan KIM, Min Soo KIM, Young Rae JO, Young Il KIM, Sang Bum PARK, Chang Hak YOO
  • Publication number: 20240128517
    Abstract: Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes an uncoated portion at a long side end thereof and exposed out of the separator along a winding axis direction of the electrode assembly. A part of the uncoated portion is bent in a radial direction of the electrode assembly to form a bending surface region that includes overlapping layers of the uncoated portion, and in a partial region of the bending surface region, the number of stacked layers of the uncoated portion is 10 or more in the winding axis direction of the electrode assembly.
    Type: Application
    Filed: January 19, 2022
    Publication date: April 18, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hae-Jin LIM, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI, Do-Gyun KIM, Su-Ji CHOI, Kwang-Su HWANGBO, Geon-Woo MIN, Min-Ki JO, Jae-Won LIM, Hak-Kyun KIM, Je-Jun LEE, Ji-Min JUNG, Jae-Woong KIM, Jong-Sik PARK, Yu-Sung CHOE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Bo-Hyun KANG, Pil-Kyu PARK
  • Publication number: 20240128554
    Abstract: A button type secondary battery includes a wound electrode assembly; a lower can with the electrode assembly and an electrolyte in the lower can; a top plate to close the lower can; a positive electrode terminal coupled to the top plate through a gasket to be electrically insulated from the top plate with a portion of the positive electrode terminal passing through a hole in the top plate to be bonded to a positive electrode tab; a top insulator covering a top surface of the electrode assembly; and a bottom insulator covering a bottom surface of the electrode assembly. The top insulator and the bottom insulator are each configured to expand in volume by absorbing the electrolyte. Surfaces of at least one or more of the top insulator and the bottom insulator are coated with a protective layer configured to prevent thermal shrinkage from occurring.
    Type: Application
    Filed: October 14, 2022
    Publication date: April 18, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Yeong Hun JUNG, Young Ji TAE, Joo Hwan SUNG, Min Su CHO, Geun Young PARK, Min Gyu KIM, Min Seon KIM, Sang Hak CHAE, Min Young JU
  • Publication number: 20240109595
    Abstract: A frame structure for a vehicle includes: an inner panel connected to a side member and defining an inner side of a rear part of the side member; an outer panel connected to a rear side of the side member and coupled to an outer side of the inner panel defining a closed cross-section together with the inner panel and defining an outer side of the rear part of the side member; an opening portion formed below the inner and outer panels partially opening the closed cross-section so that a front end of a rear suspension arm can be inserted into the opening portion; and a reinforcing member disposed in the opening portion defining the closed cross-section together with the outer panel and the inner panel and configured to close an internal space in the outer and inner panels.
    Type: Application
    Filed: January 25, 2023
    Publication date: April 4, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Won Hae Lee, Nam Ho Kim, Mi Ran Park, Ha Yeon Kwon, Byung Joo Chung, Seung Hak Lee, Min Seok Kim
  • Patent number: 11949874
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method according to the present disclosure is performed by an image decoding apparatus. The image decoding method may comprise deriving a prediction sample of a current block based on motion information of the current block, determining whether prediction refinement with optical flow (PROF) applies to the current block, deriving, based on that the PROF applies to the current block, a difference motion vector for each sample position in the current block, deriving a gradient for each sample position in the current block, deriving a PROF offset based on the difference motion vector and the gradient, and deriving a refined prediction sample for the current block based on the PROF offset.
    Type: Grant
    Filed: January 17, 2023
    Date of Patent: April 2, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Nae Ri Park, Seung Hwan Kim, Jung Hak Nam, Hyeong Moon Jang
  • Publication number: 20240106055
    Abstract: An embodiment structural battery for an electric vehicle includes a plurality of cells stacked on each other, each of the plurality of cells including a positive electrode layer, an electrolyte layer, and a negative electrode layer stacked with the electrolyte layer between the positive and negative electrodes, wherein the plurality of cells define a battery by electrical connection of a positive electrode terminal and a negative electrode terminal respectively provided in the plurality of cells, structure reinforcement layers stacked on each of an outermost upper layer and an outermost lower layer of the plurality of cells, and carbon fiber current collecting layers stacked between each of the structure reinforcement layers and the plurality of cells.
    Type: Application
    Filed: June 19, 2023
    Publication date: March 28, 2024
    Inventors: Won Ki Song, Jai Hak Kim, Chun-Gon Kim, Hyun Wook Park, Joo-Seung Choi, Jung-Eon Noh
  • Publication number: 20240106222
    Abstract: An embodiment of the present disclosure provides an arc risk management method comprising: pre-processing measurement values of currents flowing into an electric apparatus; estimating a level of arc energy in the electric apparatus by inputting the measurement values into one artificial intelligence network comprising a first layer including a dilated convolutional neural network and a second layer including a recurrent neural network; and indicating an arc risk to the electric apparatus in a quantitative way according to the level of arc energy.
    Type: Application
    Filed: September 12, 2023
    Publication date: March 28, 2024
    Applicant: Korea Institute of Energy Research
    Inventors: Yoon Dong SUNG, Gi Hwan YOON, Kuk-Yeol BAE, Suk In PARK, Mo Se KANG, Hak Geun JEONG, Hye Jin KIM
  • Publication number: 20240103438
    Abstract: A method and a system thereof for producing a digital holographic screen based on multi-hogel printing are proposed. The system includes a light source unit including lasers, a dichroic mirror for RGB three color matching, mirrors, a beam splitter, and an optical shutter, an object beam unit including a spatial filter, a lens, and a mirror, a reference beam unit including a spatial filter, a lens, and a mirror, a diffuser fixing unit including a diffuser holder and a diffuser positioned between the object beam unit and a recording material and configured to scatter and diffuse the object beam, a photomask movement unit including a photomask holder, an XY-translation stage, and a photomask positioned between the reference beam unit and the recording medium and on which a grid-shaped on/off binary pattern is printed, and a controller configured to control the optical shutter and the XY-translation stage.
    Type: Application
    Filed: November 11, 2021
    Publication date: March 28, 2024
    Inventors: Dong Hak SHIN, Yong Seok OH, Jae Hong KIM, Jong sung JUNG, Jae Woo PARK, Jun Yong CHOI
  • Patent number: 11917157
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method according to the present disclosure is performed by an image decoding apparatus. The image decoding method comprises deriving a prediction sample of a current block based on motion information of the current block, deriving a reference picture resampling (RPR) condition for the current block, determining whether prediction refinement with optical flow (PROF) applies to the current block based on the RPR condition, and deriving a refined prediction sample for the current block by applying PROF to the current block.
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: February 27, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Nae Ri Park, Jung Hak Nam, Hyeong Moon Jang
  • Publication number: 20240061354
    Abstract: A method of detecting coordinates of a mark is provided. The method includes: providing a plurality of structures and the mark on a wafer, each of the plurality of structures including a plurality of mold insulating layers and a plurality of mold sacrificial layers, which are alternately stacked, an end of each of the plurality of structures including a portion having a stair shape, and the mark being between adjacent structures among the plurality of structures; forming a photoresist layer on the plurality of structures and the mark, the photoresist layer including a portion concave toward the wafer between the adjacent structures; detecting the coordinates of the mark by irradiating a beam to the mark; determining an offset of the coordinates of the mark based on a beam path changing factor; and correcting the coordinates of the mark based on the offset.
    Type: Application
    Filed: August 11, 2023
    Publication date: February 22, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seung Hak PARK, Won Hyeok JO, Woo-Yong JUNG
  • Publication number: 20230351791
    Abstract: A method for outputting a drawing reference number description regarding a patent drawing reference number according to an embodiment of the present disclosure may include recognizing a size of a patent drawing and a position of a drawing reference number included in the patent drawing and acquiring a relative position coordinate of the drawing reference number in the patent drawing; setting a relative position coordinate of the drawing reference number description corresponding to the drawing reference number based on the acquired relative position coordinate; and outputting the drawing reference number description on the set relative position coordinate, thereby outputting such that the drawing reference number description corresponds to the drawing reference number.
    Type: Application
    Filed: April 14, 2021
    Publication date: November 2, 2023
    Applicant: WERT INTELLIGENCE CO., LTD.
    Inventors: Young Jin JANG, Jung Ho YUN, Kyu Hak PARK
  • Publication number: 20230298860
    Abstract: The present invention provides a method of treating a substrate. The method may include: a first treatment operation in which hydrogen radicals are transferred to a substrate adjusted to have a first temperature to treat the substrate; and a second treatment operation in which the hydrogen radicals are transferred to the substrate adjusted to have a second temperature that is different from the first temperature to treat the substrate.
    Type: Application
    Filed: March 15, 2022
    Publication date: September 21, 2023
    Applicant: SEMES CO., LTD.
    Inventors: Seungjun OH, Jinwoo NAM, Janghee LEE, Young Hak PARK, Jon Woo CHOI, Ahn Na SEO
  • Publication number: 20230237209
    Abstract: Disclosed is a zero Poisson's ratio structure including a central pillar; at least two branched connectors extending radially from a lower end of the central pillar, wherein each of the branched connectors includes: a first segmental portion extending inclinedly upwardly or downwardly from the central pillar; and a second segmental portion extending inclinedly downwardly or upwardly from a distal point of the first segmental portion, wherein the extension directions of the first and second segmental portions are opposite to each other; and each leg extending perpendicularly downwardly from a distal point of each of the second segmental portions, wherein due to a force pressing the central pillar, each of an angle between the central pillar and the first segmental portion, an angle between the first segmental portion and the second segmental portion, and an angle between the second segmental portion and the leg is variable.
    Type: Application
    Filed: January 4, 2023
    Publication date: July 27, 2023
    Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Tae Il KIM, Byeong Hak PARK
  • Publication number: 20230005715
    Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a process chamber provided with a reaction space and having at least one insulation member exposed to the reaction space; a substrate support member for supporting a substate at the reaction space; a gas supply member for selectively supplying a passivation gas or a process gas to the reaction space; a plasma source for exciting the passivation gas or the process gas to a plasma; and a controller for controlling the gas supply member and the plasma source, and wherein the controller controls the gas supply member and the plasma source so the passivation gas is supplied to the reaction space and a supplied passivation gas is excited to the plasma, in a state at which the substrate is not taken into the reaction space.
    Type: Application
    Filed: June 28, 2022
    Publication date: January 5, 2023
    Applicant: SEMES CO., LTD.
    Inventors: Jin Woo CHOI, Jang Hee LEE, Young Hak PARK, Seung Jun OH, Ahn Na SEO
  • Publication number: 20220364910
    Abstract: Disclosed is a frequency-selective signal damper including: a viscous polymer exhibiting non-Newtonian fluid behavior; and hydrogel exhibiting sol-gel phase transition. The viscous polymer exhibits shear thinning in a damping region or a noise region, and the hydrogel has a sol phase in the damping region or the noise region. The viscous polymer is gelatin, and the hydrogel is chitosan.
    Type: Application
    Filed: May 12, 2022
    Publication date: November 17, 2022
    Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Tae Il KIM, Byeong Hak PARK, Su Bin PARK
  • Patent number: 11499898
    Abstract: Disclosed are an anisotropic mechanical expansion (anisotropic Poisson's ratio) substrate and a crack-based pressure sensor using the same. The substrate having an anisotropic Poisson's ratio includes a first layer having linear concave and convex patterns arranged in parallel to each other on a surface thereof; and a second layer having linear convex and concave patterns respectively engaged with the linear concave and convex patterns of the first layer on a surface thereof, wherein the first layer and the second layer are stacked with each other so that the linear convex and concave patterns of the second layer are respectively engaged with the linear concave and convex patterns of the first layer, wherein an elastic modulus of the first layer is different from an elastic modulus of the second layer.
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: November 15, 2022
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Tae Il Kim, Byeong Hak Park