Patents by Inventor Hui Beom Nam

Hui Beom Nam 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).

  • POSITIVE ELECTRODE ADDITIVE FOR LITHIUM SECONDARY BATTERY, METHOD FOR PREPARING THE SAME AND POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20240055582
    Abstract: Disclosed are a positive electrode additive material for a lithium secondary battery having an enhancement in atmospheric stability, a method for preparing the same, and a positive electrode for a lithium secondary battery including the same. The positive electrode material includes an core including a lithium component, and a coating layer formed on a surface of the core and including a compound having a formula of LiM?O3 wherein M? is Ta or Nb.
    Type: Application
    Filed: April 20, 2023
    Publication date: February 15, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Chang Hoon Song, Yoon Sung Lee, Sung Ho Ban, Sang Hun Lee, Yong Hoon Kim, Ko Eun Kim, Da Bin Jang, Ha Eun Lee, Hui Beom Nam, Jun Ki Rhee, Seung Min Oh, Sung Min Park, Hyo Bin Lee, Tae Hee Kim, Min Sik Park
  • ELECTROLYTE SOLUTION FOR A LITHIUM SECONDARY BATTERY AND A LITHIUM SECONDARY BATTERY INCLUDING SAME
    Publication number: 20230402649
    Abstract: Disclosed herein are an electrolyte for a lithium secondary battery, which can enhance lifetime and output characteristics in a high-capacity lithium secondary battery, and a lithium secondary battery including the same. The electrolyte for a lithium secondary battery may include a lithium salt, a solvent, and a functional additive, wherein the functional additive includes 5,5-diallyl-3-(tert-butyldimethylsilyl)oxazolidin-2-one as a positive electrode film additive.
    Type: Application
    Filed: November 17, 2022
    Publication date: December 14, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Ko Eun Kim, Sung Ho Ban, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Hyeong Jun Kim, Seo Young Jeong, Hyeon Gyu Moon, Min Pyeong Kim
  • ELECTROLYTE SOLUTION FOR A LITHIUM SECONDARY BATTERY AND A LITHIUM SECONDARY BATTERY INCLUDING SAME
    Publication number: 20230402650
    Abstract: An electrolyte for a lithium secondary battery can enhance lifetime and output characteristics in a high-capacity lithium secondary battery. The electrolyte for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive. The functional additive includes 1-(3-((tert-butyldimethylsilyl)oxy)propyl)-5-(4-fluorophenyl)-1H-1,2,3-triazole-4-carbonitrile as a positive electrode film additive.
    Type: Application
    Filed: November 18, 2022
    Publication date: December 14, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Ko Eun Kim, Sung Ho Ban, Seung Min Oh, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Hyeong Jun Kim, Seo Young Jeong, Hyeon Gyu Moon, Min Pyeong Kim
  • ELECTROLYTIC SOLUTION FOR LITHIUM SECONDARY BATTERIES AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20230291011
    Abstract: Disclosed are an electrolytic solution for lithium secondary batteries capable of improving lifespan characteristics of a lithium secondary battery under a high voltage condition and a lithium secondary battery including the same. The electrolytic solution may includes a lithium salt, a solvent, and a functional additive. In particular, the functional additive includes a high-voltage additive including a first high-voltage additive, e.g., hexafluoroglutaric anhydride, and a second high-voltage additive, e.g., fluoroethylene carbonate.
    Type: Application
    Filed: October 27, 2022
    Publication date: September 14, 2023
    Inventors: Ko Eun Kim, Seung Min Oh, Yoon Sung Lee, Sung Ho Ban, Jun Ki Rhee, Hui Beom Nam, Seung Wan Song, Min Geun Oh, Se Hyun Kwak
  • ELECTROLYTIC SOLUTION FOR LITHIUM SECONDARY BATTERIES AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20230291012
    Abstract: Disclosed are an electrolytic solution for lithium secondary batteries capable of improving lifespan characteristics of a lithium secondary battery under a high voltage condition and a lithium secondary battery including the same. The electrolytic solution includes a lithium salt, a solvent, and a functional additive, and the functional additive includes a high-voltage additive including a first high-voltage additive, perfluoro-15-crown-5-ether, represented by [Formula 1] and a second high-voltage additive, fluoroethylene carbonate, represented by [Formula 2].
    Type: Application
    Filed: November 7, 2022
    Publication date: September 14, 2023
    Inventors: Ko Eun Kim, Seung Min Oh, Yoon Sung Lee, Hui Beom Nam, Jun Ki Rhee, Sung Ho Ban, Seung Wan Song, Min Geun Oh
  • ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING SAME
    Publication number: 20230207875
    Abstract: An additive for an electrolyte solution improves the electrochemical properties of a lithium secondary battery.
    Type: Application
    Filed: July 21, 2022
    Publication date: June 29, 2023
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Ko Eun Kim, Sung Ho Ban, Seung Min Oh, Sung You Hong, Sang Kyu Kwak, Nam Soon Choi, Hyeong Jun Kim, Hui Beom Nam, Min Ho Jeon
  • ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING SAME
    Publication number: 20230207876
    Abstract: Disclosed is an additive for an electrolyte solution to improve the electrochemical properties of a lithium secondary battery.
    Type: Application
    Filed: August 23, 2022
    Publication date: June 29, 2023
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Ko Eun Kim, Sung Ho Ban, Seung Min Oh, Sang Kyu Kwak, Sung You Hong, Nam Soon Choi, Min Ho Jeon, Hyeong Jun Kim, Hui Beom Nam
  • ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20220328875
    Abstract: Disclosed are an electrolyte solution and an additive thereof, which may increase electrochemical properties of a lithium secondary battery.
    Type: Application
    Filed: November 22, 2021
    Publication date: October 13, 2022
    Inventors: Woo Young JIN, Jun Ki RHEE, Yeol Mae YEO, Seung Min OH, Yoon Sung LEE, Ji Eun LEE, Sang Hun LEE, Ko Eun KIM, Sang Mok PARK, Sung Ho BAN, Hyeon Gyu MOON, Hui Beom NAM, Hyun Soo MA, Nam Soon CHOI
  • ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING SAME
    Publication number: 20220285730
    Abstract: Disclosed is an additive for improving the electrochemical properties of a lithium secondary battery.
    Type: Application
    Filed: September 7, 2021
    Publication date: September 8, 2022
    Inventors: Ji Eun Lee, Jun Ki Rhee, Seung Min Oh, Yoon Sung Lee, Sung Ho Ban, Sang Hun Lee, Woo Young Jin, Sang Mok Park, Ko Eun Kim, Hyeon Gyu Moon, Hui Beom Nam, Hyun Soo Ma, Nam Soon Choi
  • ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERIES AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20220285731
    Abstract: Disclosed is an additive for increasing the electrochemical properties of lithium secondary batteries.
    Type: Application
    Filed: September 7, 2021
    Publication date: September 8, 2022
    Inventors: Sang Hun Lee, Jun Ki Rhee, Yeol Mae Yeo, Seung Min Oh, Yoon Sung Lee, Ji Eun Lee, Ko Eun Kim, Woo Young Jin, Sang Mok Park, Sung Ho Ban, Hyeon Gyu Moon, Hui Beom Nam, Hyun Soo Ma, Nam Soon Choi