Patents by Inventor Kyu Joon Lee

Kyu Joon 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: 20250149553
    Abstract: An embodiment anode for an all-solid-state battery, the anode including an anode current collector and an anode active material layer disposed on the anode current collector and including an anode active material, the anode active material including a plate-type carbon material, wherein a length ratio (a/c) of a major axis (a) to a thickness (c) of the plate-type carbon material is 4 or more, and a coating layer coating a portion of a surface of the plate-type carbon material, wherein the coating layer includes a lithiophilic material.
    Type: Application
    Filed: April 16, 2024
    Publication date: May 8, 2025
    Inventors: Yoon Kwang Lee, Yun Sung Kim, Ga Hyeon Im, Kyu Joon Lee, Hong Seok Min, So Young Lee, Su Jong Chae, Min Sung Ko, Ji Sub Choi, Seong Su Park
  • Publication number: 20250132338
    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: December 19, 2024
    Publication date: April 24, 2025
    Inventors: Yoon Kwang Lee, Yun Sung Kim, Ga Hyeon Im, Kyu Joon Lee, Hong Seok Min, Sang Heon Lee
  • 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: 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: 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: 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: 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: 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: 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