Patents by Inventor Minehul Jang

Minehul Jang 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).

  • Lithium electrode, method for manufacturing same, and lithium secondary battery comprising same
    Patent number: 11735717
    Abstract: A lithium electrode and a lithium secondary battery including the same. By using an olefin-based ion conducting polymer as a protective layer-forming material of a lithium electrode having a protective layer formed on a lithium metal layer, the lithium electrode may be protected from moisture or open air during a lithium electrode preparation process, lithium dendrite formation and growth from the lithium electrode may be prevented, and performance of a battery using the lithium electrode may be enhanced.
    Type: Grant
    Filed: November 16, 2022
    Date of Patent: August 22, 2023
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Suk Il Youn, Byoungkuk Son, Junghun Choi, Woongchul Choi, Minehul Jang
  • Method for manufacturing structure
    Patent number: 11459672
    Abstract: A method of preparing a structure, more particularly, a method of preparing a structure capable of ensuring a space for carrying an electrode active material by a simple method which includes an electrospinning process using a double nozzle electrospinning device and a heat treatment process.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: October 4, 2022
    Assignees: LG ENERGY SOLUTION, LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Eunkyung Park, Jang Wook Choi, Sung Hyeon Park, Minehul Jang, Suk Il Youn, Byoungkuk Son, Se Ho Park
  • Porous separator including porous layer including plate-type inorganic particles and porous coating layer including spherical inorganic particles and electrochemical device including the same
    Patent number: 11411282
    Abstract: A porous separator including a porous layer including plate-type inorganic particles, and a first binder polymer located on a part of or all surfaces of the plate-type inorganic particles, wherein the first binder polymer connects and fixes the plate-type inorganic particles, and an electrochemical device including the same.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: August 9, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Suk Il Youn, Minehul Jang, Byoungkuk Son, Yeilin Ham, Da Young Sung
  • Electrode and lithium secondary battery comprising same
    Patent number: 11056725
    Abstract: An electrode and a lithium secondary battery comprising the same, in particularly an electrode comprising an electrode layer, a pre-lithiation prevention layer formed on the electrode layer, and a lithium layer formed on the pre-lithiation prevention layer, which is capable of greatly improving the problem of the reduction of irreversible capacity of a negative electrode while preventing fire caused by a lithiation reaction due to contact between lithium and silicon before assembling a cell, and a lithium secondary battery including the same.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: July 6, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Byoungkuk Son, Minehul Jang, Eunkyung Park, Junghun Choi
  • Electroplating solution for lithium metal, and method for manufacturing lithium metal electrode by using same
    Patent number: 10858749
    Abstract: An electroplating solution for lithium metal, and a method for preparing a lithium metal electrode using the same, and in particular, while preparing a lithium metal electrode using electroplating, a lithium metal electrode having enhanced surface properties may be prepared by electroplating using a plating solution including a lithium nitrogen oxide and a metal nitrogen oxide, and, by using such a lithium metal electrode in a battery, lifetime properties of the battery may be enhanced.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: December 8, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Changhun Park, Minehul Jang, Da Young Sung, Se Ho Park, Doyeon Kim, Donghyeon Kang