Patents by Inventor Ga Hyeon Im

Ga Hyeon Im 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: 12218355
    Abstract: Disclosed are an anode active material for an all-solid-state battery in which a lithophilic material is deposited inside and on particles.
    Type: Grant
    Filed: May 15, 2024
    Date of Patent: February 4, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Yoon Kwang Lee, Yun Sung Kim, Ga Hyeon Im, Kyu Joon Lee, Hong Seok Min, Sang Heon Lee
  • Publication number: 20250015342
    Abstract: An all-solid-state battery and a method of manufacturing an all solid-state battery are disclosed. The all solid-state battery includes a metal oxide and a metal capable of alloying with lithium, thus uniformly depositing lithium during charging and enabling operation at room temperature (e.g., 20-25° C.).
    Type: Application
    Filed: December 6, 2023
    Publication date: January 9, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Seoul National University R&DB Foundation
    Inventors: Ji Young Kim, Kyu Joon Lee, Ga Hyeon Im, Ki Yoon Bae, Yun Sung Kim, Sam Ick Son, Jang Wook Choi, Ji Eun Lee, Ye Eun Sohn, Ji Hoon Oh, Tae Guen Lee, Noh Joon Lee
  • Publication number: 20240363859
    Abstract: The present disclosure relates to an anode active material for an all-solid-state battery. The anode active material includes a particle and a coating part including a lithiophilic material deposited on the surface of the particle, and may further include a filler part deposited in the particle and including a material alloyable with lithium.
    Type: Application
    Filed: December 6, 2023
    Publication date: October 31, 2024
    Inventors: Yoon Kwang Lee, Yun Sung Kim, Ga Hyeon Im, Kyu Joon Lee, So Young Lee, Hong Seok Min
  • Publication number: 20240363837
    Abstract: Disclosed are an anode active material for an all-solid-state battery in which a lithiophilic material is deposited in and on particles.
    Type: Application
    Filed: December 5, 2023
    Publication date: October 31, 2024
    Inventors: So Young Lee, Ga Hyeon Im, Yun Sung Kim, Kyu Joon Lee, Yoon Kwang Lee, Je Sik Park, Hong Seok Min
  • Publication number: 20240363836
    Abstract: Disclosed are an anode active material for an all-solid-state battery in which a lithophilic material is deposited in and on particles.
    Type: Application
    Filed: December 5, 2023
    Publication date: October 31, 2024
    Inventors: Ga Hyeon Im, Yun Sung Kim, Yoon Kwang Lee, Kyu Joon Lee, So Young Lee, Hong Seok Min
  • Publication number: 20240363862
    Abstract: Disclosed are an anode active material for an all-solid-state battery in which a lithiophilic material is deposited inside and on particles.
    Type: Application
    Filed: February 21, 2024
    Publication date: October 31, 2024
    Inventors: Yoon Kwang Lee, Yun Sung Kim, Ga Hyeon Im, Kyu Joon Lee, Hong Seok Min, Sang Heon Lee
  • Publication number: 20240363863
    Abstract: Disclosed are an anode active material for an all-solid-state battery in which a lithophilic material is deposited inside and on particles.
    Type: Application
    Filed: May 15, 2024
    Publication date: October 31, 2024
    Inventors: Yoon Kwang Lee, Yun Sung Kim, Ga Hyeon Im, Kyu Joan Lee, Hong Seok Min, Sang Heon Lee
  • Publication number: 20240234681
    Abstract: An anodeless all-solid-state battery includes an anode current collector, a composite structure layer positioned on the anode current collector, a solid electrolyte positioned on the composite structure layer, and a cathode positioned on the solid electrolyte, in which the composite structure layer includes a carbon layer including a carbon material, and a metal deposition layer positioned on the carbon layer and including lithiophilic metal particles.
    Type: Application
    Filed: August 2, 2023
    Publication date: July 11, 2024
    Inventors: GA HYEON IM, Yun Sung Kim, So Yeon Kim, Kyu Joon Lee, Hong Seok Min, Yoon Kwang Lee
  • Publication number: 20240204201
    Abstract: A current collector for an anode-free all-solid-state battery is capable of effectively increasing a physical contact area between an electrolyte and a current collector and effectively reducing interfacial voids between the electrolyte and the current collector. In addition, an anode-free all-solid-state battery capable of stably increasing cycle life without overvoltage is provided.
    Type: Application
    Filed: August 17, 2023
    Publication date: June 20, 2024
    Inventors: Ga Hyeon Im, Hong Seok Min, Yun Sung Kim, Seung Ho Yu, Ji Hyun Lee, Beom Keun Cho, Hong Ju Lee
  • Publication number: 20240194884
    Abstract: An embodiment all-solid-state battery includes an anode current collector, a buffer layer disposed on the anode current collector, a solid electrolyte layer disposed on the buffer layer and including a solid electrolyte, a cathode active material layer disposed on the solid electrolyte layer, and a cathode current collector disposed on the cathode active material layer. The buffer layer includes a first layer disposed on the anode current collector and including an electrically conductive material, and a second layer disposed on the first layer and including a metal capable of alloying with lithium.
    Type: Application
    Filed: July 19, 2023
    Publication date: June 13, 2024
    Inventors: Ga Hyeon Im, Yun Sung Kim, Sang Heon Lee, Hong Seok Min, Jang Wook Choi, Ji Hoon Oh, Noh Joon Lee, Ye Eun Sohn
  • Publication number: 20240145772
    Abstract: An embodiment composition for solid electrolyte membranes of all-solid-state batteries includes a sulfide-based solid electrolyte and a cross-linking agent including two or more acrylate functionalities. An embodiment method of manufacturing a solid electrolyte membrane for an all-solid-state battery includes forming a composition including a sulfide-based solid electrolyte and a cross-linking agent including two or more acrylate functionalities and cross-linking the composition.
    Type: Application
    Filed: September 14, 2023
    Publication date: May 2, 2024
    Inventors: So Yeon Kim, Yun Sung Kim, Ga Hyeon Im, Yoon Kwang Lee, Hong Seok Min, Kyu Joon Lee, Dong Won Kim, Young Jun Lee, Hui Tae Sim, Seung Bo Hong
  • Publication number: 20240136499
    Abstract: An anodeless all-solid-state battery includes an anode current collector, a composite structure layer positioned on the anode current collector, a solid electrolyte positioned on the composite structure layer, and a cathode positioned on the solid electrolyte, in which the composite structure layer includes a carbon layer including a carbon material, and a metal deposition layer positioned on the carbon layer and including lithiophilic metal particles.
    Type: Application
    Filed: August 1, 2023
    Publication date: April 25, 2024
    Inventors: GA HYEON IM, Yun Sung Kim, So Yeon Kim, Kyu Joon Lee, Hong Seok Min, Yoon Kwang Lee
  • Publication number: 20240044818
    Abstract: Disclosed are a sample holder for X-ray diffraction analysis and an X-ray diffraction analysis method using the same. The sample holder for X-ray diffraction analysis includes a housing part formed of a side wall and a bottom plate with an open upper portion thereof, the housing part including an inner space partitioned from the side wall and the bottom plate, a cover part configured to cover the upper portion of the housing part and to allow X-rays to pass therethrough, and a support part installed to be movable upwards and downwards in the inner space, the support part including a plate-shaped substrate having a predetermined area, the substrate having a sample placed thereon.
    Type: Application
    Filed: December 10, 2022
    Publication date: February 8, 2024
    Inventors: Yun Sung Kim, Yoon Kwang Lee, Ga Hyeon Im, Sang Heon Lee, Kyu Joon Lee, Jae Pyoung Ahn, Hae Ryoung Kim, Hyun Woo Gong, Byeong Hyeon Lee
  • Publication number: 20240047771
    Abstract: Disclosed is an atmospheric shielding type analysis device for a cross-section of a battery cell and an analysis method using the same. The device comprises 1) a body member comprising a bottom plate, a side wall, and an inner space partitioned by the bottom plate and the side wall; 2) a cover member; 3) a first conductive wire member penetrating one side wall of the body member; 4) a first mounting member comprising a first substrate having a shape of a plate and being coupled to an end of the first conductive wire member; 5) a second conductive wire member penetrating another side wall of the body member; 6) a second mounting member comprising a second substrate having a shape of a plate and being coupled to an end of the second conductive wire member; 7) a gas inlet; and 8) a gas outlet.
    Type: Application
    Filed: November 30, 2022
    Publication date: February 8, 2024
    Inventors: Yun Sung Kim, Tae Hoon Hwang, Seung Ho Choi, Ga Hyeon Im, Jae Pyoung Ahn, Hae Ryoung Kim, Hyun Jeong Lee
  • Publication number: 20230275203
    Abstract: Disclosed are an all-solid-state battery having a protective layer including a composite including a metal sulfide and a carbon component, and a method for manufacturing the same. The all-solid-state battery includes an anode current collector, the protective layer disposed on the anode current collector, a solid electrolyte layer disposed on the protective layer, a cathode active material layer disposed on the solid electrolyte layer, and a cathode current collector disposed on the cathode active material layer, and the protective layer includes a matrix comprising the composite including the metal sulfide and the carbon component, and a metal component distributed in the matrix and capable of alloying with lithium.
    Type: Application
    Filed: December 9, 2022
    Publication date: August 31, 2023
    Inventors: Ga Hyeon Im, Seung Ho Choi, Sang Heon Lee, Yun Sung Kim
  • Publication number: 20230238538
    Abstract: A cathode for an all-solid-state battery includes a conductive material wherein the conductive material includes a carbon-based material and a metal fluoride disposed on the surface of the carbon-based material, and a method of manufacturing the same. The cathode for an all-solid-state battery includes a cathode active material, a solid electrolyte, and a conductive material, wherein the conductive material includes a carbon-based material and a metal fluoride disposed on a surface of the carbon-based material.
    Type: Application
    Filed: December 12, 2022
    Publication date: July 27, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Seung Ho Choi, Yun Sung Kim, Kyu Joon Lee, Sang Heon Lee, Ga Hyeon Im
  • Publication number: 20230178752
    Abstract: An all-solid-state battery is provided with an intermediate layer containing a metal sulfide.
    Type: Application
    Filed: November 29, 2022
    Publication date: June 8, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Seung Ho Choi, Ga Hyeon Im, Sang Heon Lee, Yun Sung Kim
  • Publication number: 20230133463
    Abstract: Disclosed are an anode for an all-solid-state battery including an anode active material in which a metal that can form an alloy with lithium is deposited on all or a portion of the surface of a carbon-based material, and a method for manufacturing the same.
    Type: Application
    Filed: October 6, 2022
    Publication date: May 4, 2023
    Inventors: Yoon Kwang Lee, Sang Heon Lee, Yun Sung Kim, Tae Hoon Hwang, Ga Hyeon Im, Sa Heum Kim, Seung Ho Choi
  • Publication number: 20230137621
    Abstract: Provided herein are an all-solid-state battery having an intermediate layer including a metal and a metal nitride, and a method for manufacturing the same.
    Type: Application
    Filed: November 1, 2022
    Publication date: May 4, 2023
    Inventors: Ga Hyeon Im, Yun Sung Kim, Sang Heon Lee, Seung Ho Choi, Ji Hoon Oh, Jang Wook Choi
  • Publication number: 20230070626
    Abstract: An all-solid-state battery and a method of manufacturing such a battery are disclosed. The battery includes a protective layer including a metal sulfide and thus is capable of suppressing the growth of lithium dendrites and is improved in performance aspects such as lifespan, charge/discharge rate, and the like.
    Type: Application
    Filed: September 7, 2022
    Publication date: March 9, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Seung Ho Choi, Ga Hyeon Im, Sang Heon Lee, Yun Sung Kim