Patents by Inventor Seung Yon Oh

Seung Yon Oh 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).

  • Publication number: 20190103634
    Abstract: Provided are an electrolyte for a lithium secondary battery, and a lithium secondary battery containing the same. An embodiment of the present invention is directed to providing an electrolyte for a lithium secondary battery having excellent high-temperature and low-temperature characteristics while properly maintaining basic performance such as high rate charge and discharge characteristics, life cycle characteristics, and the like, and a lithium secondary battery containing the same.
    Type: Application
    Filed: December 3, 2018
    Publication date: April 4, 2019
    Inventors: Jin Sung Kim, Cheol Woo Kim, Seung Yon Oh, Kwang Kuk Lee, Seong IL Lee
  • Patent number: 9979049
    Abstract: Provided are an electrolyte for a high-voltage lithium secondary battery and a high-voltage lithium secondary battery containing the same, and more particularly, an electrolyte for a high-voltage lithium secondary battery which may not be oxidized and decomposed at the time of being kept at a high voltage and a high temperature to prevent swelling of a battery through suppression of gas generation, thereby having excellent high-temperature storage characteristics and excellent discharge characteristics at a low temperature while decreasing a thickness increase rate of the battery, and a high-voltage lithium secondary battery containing the same.
    Type: Grant
    Filed: December 9, 2013
    Date of Patent: May 22, 2018
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Jin Sung Kim, Seung Yon Oh, Jong Ho Lim, Jin Su Ham
  • Patent number: 9847553
    Abstract: Provided are an electrolyte for a lithium secondary battery, and a lithium secondary battery containing the same, wherein the electrolyte for a secondary battery has significantly excellent high-temperature stability, low-temperature discharge capacity, and life cycle characteristics.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: December 19, 2017
    Assignee: SK Innovation Co., Ltd.
    Inventors: Jin Sung Kim, Cheol Woo Kim, Seung Yon Oh, Kwang Kuk Lee, Seong Il Lee
  • Patent number: 9742032
    Abstract: Provided are a novel compound, an electrolyte for a lithium secondary battery containing the same, and a lithium secondary battery containing the electrolyte for a lithium secondary battery according to the present invention. The electrolyte for a secondary battery according to the present invention may have significantly excellent high-temperature stability, low-temperature discharge capacity, and life cycle characteristics.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: August 22, 2017
    Assignee: SK Innovation Co., Ltd.
    Inventors: Jin Sung Kim, Cheol Woo Kim, Seung Yon Oh, Kwang Kuk Lee, Seong Il Lee
  • Publication number: 20160301103
    Abstract: Provided are an electrolyte for a high-voltage lithium secondary battery and a high-voltage lithium secondary battery containing the same, and more particularly, an electrolyte for a high-voltage lithium secondary battery which may not be oxidized and decomposed at the time of being kept at a high voltage and a high temperature to prevent swelling of a battery through suppression of gas generation, thereby having excellent high-temperature storage characteristics and excellent discharge characteristics at a low temperature while decreasing a thickness increase rate of the battery, and a high-voltage lithium secondary battery containing the same.
    Type: Application
    Filed: December 9, 2013
    Publication date: October 13, 2016
    Inventors: Jin Sung KIM, Seung Yon OH, Jong Ho LIM, Jin Su HAM
  • Publication number: 20160276709
    Abstract: Provided are an electrolyte for a high-voltage lithium secondary battery and a high-voltage lithium secondary battery containing the same, and more particularly, an electrolyte for a high-voltage lithium secondary battery which may not be oxidized and decomposed at the time of being kept at a high voltage and a high temperature to prevent swelling of a battery through suppression of gas generation, thereby having excellent high-temperature storage characteristics and excellent discharge characteristics at a low temperature while decreasing a thickness increase rate of the battery, and a high-voltage lithium secondary battery containing the same.
    Type: Application
    Filed: December 9, 2013
    Publication date: September 22, 2016
    Inventors: Seung Yon OH, Jun Hee KIM, Jong Ho LIM, Jin Sung KIM
  • Publication number: 20160087309
    Abstract: Provided are a novel compound, an electrolyte for a lithium secondary battery containing the same, and a lithium secondary battery containing the electrolyte for a lithium secondary battery according to the present invention. The electrolyte for a secondary battery according to the present invention may have significantly excellent high-temperature stability, low-temperature discharge capacity, and life cycle characteristics.
    Type: Application
    Filed: September 16, 2015
    Publication date: March 24, 2016
    Inventors: Jin Sung Kim, Cheol Woo Kim, Seung Yon Oh, Kwang Kuk Lee, Seong Il Lee
  • Publication number: 20160079628
    Abstract: Provided are an electrolyte for a lithium secondary battery, and a lithium secondary battery containing the same, wherein the electrolyte for a secondary battery has significantly excellent high-temperature stability, low-temperature discharge capacity, and life cycle characteristics.
    Type: Application
    Filed: September 15, 2015
    Publication date: March 17, 2016
    Inventors: Jin Sung Kim, Cheol Woo Kim, Seung Yon Oh, Kwang Kuk Lee, Seong Il Lee
  • Publication number: 20160079627
    Abstract: Provided are an electrolyte for a lithium secondary battery and a lithium secondary battery containing the same. The lithium secondary battery using the electrolyte for a lithium secondary battery according to the present invention has excellent high-temperature stability, high-temperature capacity recovery rate, low-temperature discharge capacity, and life cycle characteristics.
    Type: Application
    Filed: September 10, 2015
    Publication date: March 17, 2016
    Inventors: Jin Sung Kim, Cheol Woo Kim, Seung Yon Oh, Kwang Kuk Lee, Seong Il Lee
  • Publication number: 20160072150
    Abstract: Provided are an electrolyte for a lithium secondary battery, and a lithium secondary battery containing the same. An embodiment of the present invention is directed to providing an electrolyte for a lithium secondary battery having excellent high-temperature and low-temperature characteristics while properly maintaining basic performance such as high rate charge and discharge characteristics, life cycle characteristics, and the like, and a lithium secondary battery containing the same.
    Type: Application
    Filed: September 1, 2015
    Publication date: March 10, 2016
    Inventors: Jin Sung Kim, Cheol Woo Kim, Seung Yon Oh, Kwang Kuk Lee, Seong Il Lee
  • Publication number: 20150340736
    Abstract: Provided is a non-aqueous electrolyte for a lithium secondary battery, which is prepared by adding predetermined additives to a non-aqueous electrolyte. The non-aqueous electrolyte includes: (a) lithium difluorophosphate, (b) an (oxalato)borate compound including one or more selected from lithium bis(oxalato)borate and lithium difluoro(oxalato)borate; and (c) fluoroethylene carbonate or a sultone based compound. The present invention provides a non-aqueous lithium secondary battery capable of having excellent low-temperature discharge efficiency and high-temperature storage efficiency while significantly decreasing a thickness increase rate of the battery at the time of being exposed to a high temperature for a long period of time.
    Type: Application
    Filed: June 19, 2013
    Publication date: November 26, 2015
    Inventors: Jin Sung Kim, Seung Yon Oh