Patents by Inventor Yeong Uk Son

Yeong Uk Son 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).

  • Composite anode active material, method of preparing the same, and lithium secondary battery including anode including composite anode active material
    Patent number: 11901540
    Abstract: Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
    Type: Grant
    Filed: March 17, 2021
    Date of Patent: February 13, 2024
    Assignee: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Jae Phil Cho, Yeong Uk Son, Ji Young Ma, Nam Hyung Kim
  • Anode active material for lithium secondary battery, method of preparing the same, and lithium secondary battery containing the same
    Patent number: 11791457
    Abstract: Provided are an anode active material for a lithium secondary battery, a method of preparing the same, and a lithium secondary battery containing the same. The present invention provides an anode active material for a lithium secondary battery including: a carbon based particle; a first carbon coating layer positioned on the carbon based particle and including pores; a silicon coating layer positioned on the pores and/or a pore-free surface of the first carbon coating layer; and second carbon coating layer positioned on the silicon coating layer, a method of preparing the same, and a lithium secondary battery containing the same.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: October 17, 2023
    Assignees: SK ON CO., LTD, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Jee Hee Lee, Joon Sup Kim, Nam Hyung Kim, Yeong Uk Son, Yoon Kwang Lee, Jae Phil Cho
  • COMPOSITE ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING ANODE INCLUDING COMPOSITE ANODE ACTIVE MATERIAL
    Publication number: 20210202944
    Abstract: Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
    Type: Application
    Filed: March 17, 2021
    Publication date: July 1, 2021
    Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Jae Phil Cho, Yeong Uk Son, Ji Young Ma, Nam Hyung Kim
  • ANODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY CONTAINING THE SAME
    Publication number: 20210151747
    Abstract: Provided are an anode active material for a lithium secondary battery, a method of preparing the same, and a lithium secondary battery containing the same. The present invention provides an anode active material for a lithium secondary battery including: a carbon based particle; a first carbon coating layer positioned on the carbon based particle and including pores; a silicon coating layer positioned on the pores and/or a pore-free surface of the first carbon coating layer; and second carbon coating layer positioned on the silicon coating layer, a method of preparing the same, and a lithium secondary battery containing the same.
    Type: Application
    Filed: January 26, 2021
    Publication date: May 20, 2021
    Inventors: Jee Hee LEE, Joon Sup KIM, Nam Hyung KIM, Yeong Uk SON, Yoon Kwang LEE, Jae Phil CHO
  • Composite anode active material, method of preparing the same, and lithium secondary battery including anode including composite anode active material
    Patent number: 10985370
    Abstract: Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: April 20, 2021
    Assignee: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Jae Phil Cho, Yeong Uk Son, Ji Young Ma, Nam Hyung Kim
  • Anode active material for lithium secondary battery, method of preparing the same, and lithium secondary battery containing the same
    Patent number: 10923715
    Abstract: Provided are an anode active material for a lithium secondary battery, a method of preparing the same, and a lithium secondary battery containing the same. The present invention provides an anode active material for a lithium secondary battery including: a carbon based particle; a first carbon coating layer positioned on the carbon based particle and including pores; a silicon coating layer positioned on the pores and/or a pore-free surface of the first carbon coating layer; and second carbon coating layer positioned on the silicon coating layer, a method of preparing the same, and a lithium secondary battery containing the same.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: February 16, 2021
    Assignees: SK INNOVATION CO., LTD., UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Jee Hee Lee, Joon Sup Kim, Nam Hyung Kim, Yeong Uk Son, Yoon Kwang Lee, Jae Phil Cho
  • ANODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY CONTAINING THE SAME
    Publication number: 20190181437
    Abstract: Provided are an anode active material for a lithium secondary battery, a method of preparing the same, and a lithium secondary battery containing the same. The present invention provides an anode active material for a lithium secondary battery including: a carbon based particle; a first carbon coating layer positioned on the carbon based particle and including pores; a silicon coating layer positioned on the pores and/or a pore-free surface of the first carbon coating layer; and second carbon coating layer positioned on the silicon coating layer, a method of preparing the same, and a lithium secondary battery containing the same.
    Type: Application
    Filed: December 6, 2018
    Publication date: June 13, 2019
    Inventors: Jee Hee LEE, Joon Sup KIM, Nam Hyung KIM, Yeong Uk SON, Yoon Kwang LEE, Jae Phil CHO
  • COMPOSITE ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING ANODE INCLUDING COMPOSITE ANODE ACTIVE MATERIAL
    Publication number: 20190036121
    Abstract: Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
    Type: Application
    Filed: July 16, 2018
    Publication date: January 31, 2019
    Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Jae Phil Cho, Yeong Uk Son, Ji Young Ma, Nam Hyung Kim