Patents by Inventor Hae-in Chung

Hae-in Chung 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: 12362097
    Abstract: A method of producing a core-shell particle includes introducing a barium titanate-based base powder and an additive to a reactor, and exposing the barium titanate-based base powder and the additive to a thermal plasma torch to obtain core-shell particles including a core portion having barium titanate (BaTiO3) and a shell portion including the additive and formed on a surface of the core portion.
    Type: Grant
    Filed: November 22, 2022
    Date of Patent: July 15, 2025
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Sung Chun, Hae Suk Chung, Byung Sung Kang, Yun Jung Park, Young Hoon Song
  • Patent number: 12352451
    Abstract: An error-proof operating system for a portable gas hob includes a gas tank cavity partition having two ends respectively fixed to a front panel and a back panel, wherein a bounce limiting device is provided on the gas tank cavity partition, the bounce limiting device is connected to an actuating rod, the actuating rod is rotatably connected to the gas tank cavity partition, one end of the actuating rod penetrates through the front panel, and a top of the bounce limiting device is not lower than a bearing end for bearing a liquid holding tray. The beneficial effect of the present invention is: by providing the bounce limiting device and using same in conjunction with the liquid holding tray, user's operation is standardized to avoid dangerous accidents caused by incorrect operating.
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: July 8, 2025
    Assignee: MAXSUN (DALIAN) CO., LTD
    Inventor: Hae Goog Chung
  • Publication number: 20250204938
    Abstract: Disclosed embodiments describe systems and methods to aspirate a thrombus. Embodiments include an elongate shaft configured for placement within a blood vessel of a subject and an aspiration lumen extending along the elongate shaft. Additionally, embodiments include multiple supply lumens extending along the elongate shaft which are configured to allow pressurized fluid to exit into the aspiration lumen to macerate thrombotic material.
    Type: Application
    Filed: December 9, 2024
    Publication date: June 26, 2025
    Inventors: Ted Su, Nianjiong Bei, Nora V. Legarda, Seung Hae Clare Chung, Gioconda Alvarado, Grant A. Adams, Dustin M. Cossio, Randolf von Oepen
  • Publication number: 20250204939
    Abstract: Disclosed are embodiments of a vacuum canister configured to provide negative pressure to an aspiration catheter. The vacuum canister is also configured to received aspirant from the aspiration catheter and to separate the aspirant constituents (including thrombus, blood, and saline) for visual confirmation, returning the patient's own blood, and later analysis of collected thrombus.
    Type: Application
    Filed: December 12, 2024
    Publication date: June 26, 2025
    Inventors: Gioconda Alvarado, Seung Hae Clare Chung, Rafael A. Castellanos Alvarez, Nora V. Legarda, Robert Kai Rounds
  • Publication number: 20250195091
    Abstract: Disclosed are embodiments of an aspiration catheter comprising a tissue encroachment prevent assembly for preventing vessel tissue from being drawn into the aspiration lumen and/or into close proximity to an injection of pressurized fluid from a supply lumen during aspiration of a thrombus.
    Type: Application
    Filed: December 11, 2024
    Publication date: June 19, 2025
    Inventors: Ted Su, Jared Ryan G. Lumauig, Connie Vien Cheng, Seung Hae Clare Chung, Grant A. Adams, Rafael A. Castellanos Alvarez, Randolf von Oepen
  • Publication number: 20250195090
    Abstract: A thrombectomy system includes an aspiration catheter configured for advancement through vasculature of a subject to facilitate clot removal from the vasculature of the subject. The thrombectomy system includes a fluid jet proximate to a distal end of the aspiration catheter. The thrombectomy system includes a flow direction sensor positioned on the aspiration catheter proximate to the fluid jet. The flow direction sensor is configured to detect a flow direction of fluid at a distal region of the aspiration catheter during operation of a clot removal state of the thrombectomy system. The flow direction of the fluid at the distal region of the aspiration catheter indicates a clog state of the aspiration catheter.
    Type: Application
    Filed: December 4, 2024
    Publication date: June 19, 2025
    Inventors: Seung Hae Clare CHUNG, Jared Ryan G. LUMAUIG
  • Publication number: 20250195092
    Abstract: A control for use with a system for aspirating thrombus includes an aspiration passage extending between a distal end and a proximal end of the control. The control may comprise a return mechanism comprising a return spring, a solenoid, or a pneumatic connection. Also presented is a control for use with a system for aspirating thrombus comprising a manual valve, including a sliding component, a pinch valve, or a rotary valve.
    Type: Application
    Filed: December 11, 2024
    Publication date: June 19, 2025
    Inventors: Seung Hae Clare Chung, Dustin M. Cossio, Gioconda Alvarado, Connie Vien Cheng, Nora V. Legarda, Rafael A. Castellanos Alvarez
  • Patent number: 12334185
    Abstract: A memory device includes a memory cell array and an input/output circuit. The input/output circuit is configured to: (i) generate second data in response to sampling first data by comparing the first data against a reference voltage, (ii) generate an offset calibration code corresponding to a first input offset of the input/output circuit based on the second data, prior to receiving a mode register code, (iii) change a gain of an input buffer corresponding to the mode register code after receiving the mode register code, and (iv) calibrate a second input offset corresponding to the changed gain of the input buffer by adjusting a current amount applied to a current element electrically connected to an input terminal of the input buffer based on the offset calibration code and the mode register code. Control logic may also be used to provide the mode register code, which includes gain information associated with the input/output circuit, to the input/output circuit.
    Type: Grant
    Filed: September 12, 2023
    Date of Patent: June 17, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: YongHyun An, Hae Young Chung, Soyeong Shin
  • Publication number: 20250087758
    Abstract: Provided is a method for manufacturing an all-solid-state battery which allows a solid electrolyte layer and an electrode to be in sufficiently close in contact with each other without deformation of the electrode shape or damages upon the electrode. The method for manufacturing an all-solid-state battery includes applying slurry for a solid electrolyte layer to the surface of an electrode active material layer to form a patterned solid electrolyte layer, and carrying out pressurization to form a solid electrolyte layer.
    Type: Application
    Filed: November 7, 2024
    Publication date: March 13, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Byoung-Hoon AHN, Sang-Kyun LEE, Hae-Kang CHUNG, Baeck-Boem CHOI, Sang-Hoon CHOY
  • Publication number: 20240296876
    Abstract: A memory device includes a memory cell array and an input/output circuit. The input/output circuit is configured to: (i) generate second data in response to sampling first data by comparing the first data against a reference voltage, (ii) generate an offset calibration code corresponding to a first input offset of the input/output circuit based on the second data, prior to receiving a mode register code, (iii) change a gain of an input buffer corresponding to the mode register code after receiving the mode register code, and (iv) calibrate a second input offset corresponding to the changed gain of the input buffer by adjusting a current amount applied to a current element electrically connected to an input terminal of the input buffer based on the offset calibration code and the mode register code. Control logic may also be used to provide the mode register code, which includes gain information associated with the input/output circuit, to the input/output circuit.
    Type: Application
    Filed: September 12, 2023
    Publication date: September 5, 2024
    Inventors: YongHyun An, Hae Young Chung, Soyeong Shin
  • Publication number: 20240290378
    Abstract: Disclosed is a memory device, which comprises a memory cell array that includes a plurality of memory cells; an input/output circuit configured to transmit data received from an outside (e.g., an external source) through a data pad to the memory cell array or transmit data read from the memory cell array to the external source; and an impedance calibration circuit configured to generate an impedance calibration code that is applied to the input/output circuit. The impedance calibration circuit is further configured to divide a total impedance calibration section into a plurality of sub-impedance calibration sections, and perform at least one sub-impedance calibration in each of the plurality of sub-impedance calibration sections, the at least one sub-impedance calibration corresponding to at least one of a plurality of impedance modes.
    Type: Application
    Filed: September 6, 2023
    Publication date: August 29, 2024
    Inventor: Hae Young Chung
  • Publication number: 20240274361
    Abstract: A multilayer electronic component according to an example embodiment of the present disclosure includes: a body including a dielectric layer and an internal electrode alternately disposed with the dielectric layer; and an external electrode disposed on the body, wherein the external electrode includes an electrode layer disposed on the body and connected to an internal electrode and including Cu and glass, and a plating layer disposed on the electrode layer, at least a portion of the Cu and at least a portion of the glass are disposed adjacent to the plating layer, and an oxide including Cu is disposed on at least a portion of Cu and at least a portion of the glass disposed adjacent to the plating layer.
    Type: Application
    Filed: December 26, 2023
    Publication date: August 15, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: San KYEONG, Ho Yeol LEE, Soung Jin KIM, Kun Hoi KOO, Hong Bum LEE, Bum Suk KANG, Kyung Ryul LEE, Hae Suk CHUNG
  • Publication number: 20240222011
    Abstract: A capacitor component may include: first and second connection conductive layers; a plurality of conductive nanowires respectively connecting the first and second connection conductive layers; a conductive body disposed between the first and second connection conductive layers to have a plurality of through-holes in which the plurality of conductive nanowires are disposed; and a dielectric film disposed so that at least a portion thereof is disposed between the plurality of conductive nanowires and the conductive body in the plurality of through-holes, wherein an aspect ratio, which is a ratio of a length to a width of one of the plurality of conductive nanowires, may be 1000 or more.
    Type: Application
    Filed: October 17, 2023
    Publication date: July 4, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hae Suk CHUNG, Woon Kyung LEE, Jung Sub CHOI, Gwang Pyo PARK, Ji Hoon PARK, Jun Goo WON, Hyun Goo JEON, Kwang Mook LEE
  • Publication number: 20240212941
    Abstract: A multilayer electronic component includes a body including a dielectric layer and internal electrodes; and external electrodes disposed on the body, wherein the dielectric layer includes a plurality of dielectric grains having a perovskite-based composition represented by ABO3, the A includes a first element including at least one of Bi, Na, K, Sr, and Ca, and the B includes a second element including Ti, wherein at least one of the plurality of dielectric grains has a core-shell structure, and a content of the first element included in the core portion is twice or more than a content of the first element included in the shell portion, and wherein the core portion includes a first core portion on an internal side and a second core portion covering at least a portion of the first core portion, and the second core portion includes Zr.
    Type: Application
    Filed: December 20, 2023
    Publication date: June 27, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chan Hee NAM, Oh Hun GWON, Jae Hyun PARK, Kwan Yeol PAEK, Chang Geon LEE, Hae Suk CHUNG
  • Publication number: 20240111695
    Abstract: A memory device of a memory module includes a CA buffer that receives a command/address (CA) signal through a bus shared by a memory device different from the memory device of the memory module, and a calibration logic circuit that identifies location information of the memory device on the bus. The memory device recognizes its own location on a bus in a memory module to perform self-calibration, and thus, the memory device appropriately operates even under an operation condition varying depending on a location in the memory module.
    Type: Application
    Filed: December 13, 2023
    Publication date: April 4, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Heon Su JEONG, Hangi Jung, Wangsoo Kim, Hae Young Chung
  • Patent number: 11874784
    Abstract: A memory device of a memory module includes a CA buffer that receives a command/address (CA) signal through a bus shared by a memory device different from the memory device of the memory module, and a calibration logic circuit that identifies location information of the memory device on the bus. The memory device recognizes its own location on a bus in a memory module to perform self-calibration, and thus, the memory device appropriately operates even under an operation condition varying depending on a location in the memory module.
    Type: Grant
    Filed: December 27, 2022
    Date of Patent: January 16, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Heon Su Jeong, Hangi Jung, Wangsoo Kim, Hae Young Chung
  • Publication number: 20230221003
    Abstract: An error-proof operating system for a portable gas hob includes a gas tank cavity partition having two ends respectively fixed to a front panel and a back panel, wherein a bounce limiting device is provided on the gas tank cavity partition, the bounce limiting device is connected to an actuating rod, the actuating rod is rotatably connected to the gas tank cavity partition, one end of the actuating rod penetrates through the front panel, and a top of the bounce limiting device is not lower than a bearing end for bearing a liquid holding tray. The beneficial effect of the present invention is: by providing the bounce limiting device and using same in conjunction with the liquid holding tray, user's operation is standardized to avoid dangerous accidents caused by incorrect operating.
    Type: Application
    Filed: November 24, 2021
    Publication date: July 13, 2023
    Inventor: Hae Goog CHUNG
  • Publication number: 20230131945
    Abstract: A memory device of a memory module includes a CA buffer that receives a command/address (CA) signal through a bus shared by a memory device different from the memory device of the memory module, and a calibration logic circuit that identifies location information of the memory device on the bus. The memory device recognizes its own location on a bus in a memory module to perform self-calibration, and thus, the memory device appropriately operates even under an operation condition varying depending on a location in the memory module.
    Type: Application
    Filed: December 27, 2022
    Publication date: April 27, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Heon Su JEONG, Hangi JUNG, Wangsoo KIM, Hae Young CHUNG
  • Patent number: 11618716
    Abstract: A manufacturing method of a dielectric ceramic composition includes attaching a reactive functional group to a surface of a base material powder particle of a perovskite structure.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: April 4, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chang Geon Lee, Hae Suk Chung, Yoon Soo Park, Dong Jun Jung, Yun Jung Park
  • Publication number: 20230093953
    Abstract: A method of producing a core-shell particle includes introducing a barium titanate-based base powder and an additive to a reactor, and exposing the barium titanate-based base powder and the additive to a thermal plasma torch to obtain core-shell particles including a core portion having barium titanate (BaTiO3) and a shell portion including the additive and formed on a surface of the core portion.
    Type: Application
    Filed: November 22, 2022
    Publication date: March 30, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Sung CHUN, Hae Suk CHUNG, Byung Sung KANG, Yun Jung PARK, Young Hoon SONG