Patents by Inventor YOU NA KO

YOU NA KO 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).

  • Manufacturing method for cathode active material complex, and lithium secondary battery including the cathode active material complex
    Patent number: 11101457
    Abstract: The present disclosure provides a process for the production of a cathode active material complex which is used for a lithium secondary battery, comprising the steps of: mixing a lithium metal phosphate with a solvent to prepare a first precursor; mixing the first precursor with a graphene oxide to prepare a second precursor solution; forming droplets from the second precursor solution; and making the droplets into a powder; wherein the formation of the powder is performed by spray pyrolysis method.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: August 24, 2021
    Assignee: KOREA BASIC SCIENCE INSTITUTE
    Inventors: You Na Ko, Hae Jin Kim, Won Gi Hong, Jin Bae Lee
  • MANUFACTURING METHOD FOR CATHODE ACTIVE MATERIAL COMPLEX, AND LITHIUM SECONDARY BATTERY INCLUDING THE CATHODE ACTIVE MATERIAL COMPLEX
    Publication number: 20190140263
    Abstract: The present disclosure provides a process for the production of a cathode active material complex which is used for a lithium secondary battery, comprising the steps of: mixing a lithium metal phosphate with a solvent to prepare a first precursor; mixing the first precursor with a graphene oxide to prepare a second precursor solution; forming droplets from the second precursor solution; and making the droplets into a powder; wherein the formation of the powder is performed by spray pyrolysis method.
    Type: Application
    Filed: November 7, 2018
    Publication date: May 9, 2019
    Inventors: YOU NA KO, HAE JIN KIM, WON GI HONG, JIN BAE LEE