Patents by Inventor Weon-Soo BAE

Weon-Soo BAE 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).

  • NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, MANUFACTURING THEREOF, AND LITHIUM SECONDARY BATTERY USING SAME
    Publication number: 20220376236
    Abstract: The present exemplary embodiments relates to a negative electrode for a lithium secondary battery, a manufacturing method thereof, and a lithium secondary battery comprising the same. An exemplary embodiment may provide a negative electrode for a lithium secondary battery comprising current collector and a negative active material layer positioned on at least one surface of the current collector, and comprising a lithium metal layer, wherein the negative active material layer comprising the lithium metal layer, comprises a coating layer positioned on the current collector and comprising a metal seed, and a lithium metal layer positioned on the coating layer.
    Type: Application
    Filed: July 30, 2020
    Publication date: November 24, 2022
    Applicants: POSCO, RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY
    Inventors: Hongyoul BAE, Jin Hong KIM, Kyung Hwang LEE, Ji Hoon YANG, Jae Ho JUN, Sang Lag LEE, Weon Soo BAE
  • LITHIUM METAL ANODE, METHOD FOR MANUFACTURING SAME, AND LITHIUM SECONDARY BATTERY USING SAME
    Publication number: 20220149347
    Abstract: The present invention relates to a lithium metal anode, a method for manufacturing same, and a lithium secondary battery using same. The lithium metal anode include a current collector having a flat structure and an anode active material layer including a lithium metal disposed on the current collector, wherein the lithium metal has a concave-convex structure and no dendrite is present on the surface of the lithium metal.
    Type: Application
    Filed: July 9, 2019
    Publication date: May 12, 2022
    Inventors: Hongyoul Bae, Jin Hong Kim, Sihwa Lee, Weon Soo Bae, Sang Lag Lee
  • LITHIUM METAL ANODE, FABRICATION METHOD THEREROF, AND LITHIUM SECONDARY BATTERY COMPRISING SAME ANODE
    Publication number: 20190348668
    Abstract: One embodiment of the present invention relates to a lithium metal anode. Wherein the lithium metal anode comprises a current collector and a lithium metal thin film layer disposed on at least one surface of the current collector and having a thickness in a range of 0.1 to 200 ?m and a coating layer disposed on a surface of the lithium metal thin film layer, wherein, the coating layer comprising a Li—N—C—H—O based ionic compound.
    Type: Application
    Filed: December 15, 2017
    Publication date: November 14, 2019
    Inventors: Jin Hong KIM, Hong-Youl BAE, Mun Kyu CHO, Nam Soon CHOI, Sang-Lag LEE, Weon-Soo BAE, Yong Won LEE, Ji-Woong MOON