Patents by Inventor IL Kyoung KWON

IL Kyoung KWON 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).

  • Polymer electrolyte for lithium secondary battery and lithium secondary battery including the same
    Patent number: 10637098
    Abstract: A polymer electrolyte for a lithium secondary battery includes a polymer represented by Formula 1 below, wherein a and b are each independently an integer from 1 to 5, and n is an integer from 1 to 1,000. A lithium secondary battery includes the polymer electrolyte.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: April 28, 2020
    Assignees: Samsung SDI Co., Ltd., Industry-University Cooperation Foundation Hanyang University
    Inventors: Duck Hyun Kim, Hee Eun Yoo, Tae Ri Kwon, Tae Hyun Bae, Si Young Cha, Min Ju Lee, Il Kyoung Kwon, Woo Cheol Shin, Dong Won Kim, Yun Chae Jung
  • Polyamide resin, polyamide resin composition containing same, preparation method therefor, and molded product including same
    Patent number: 10385166
    Abstract: The polyamide resin of the present invention is a polymer of a monomer mixture including a dicarboxylic acid and an amine-based compound, wherein the amine-based compound comprises diamine and triamine and a branching rate measured using 1H-NMR is approximately 1% to approximately 8%.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: August 20, 2019
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: So Young Kwon, Joon Sung Kim, Jin Kyu Kim, Sang Kyun Im, Il Kyoung Kwon, Ki Chul Son, Young Sub Jin, Sung Chul Choi
  • Polyamide Resin, Polyamide Resin Composition Containing Same, Preparation Method Therefor, and Molded Product Including Same
    Publication number: 20180016394
    Abstract: The polyamide resin of the present invention is a polymer of a monomer mixture including a dicarboxylic acid and an amine-based compound, wherein the amine-based compound comprises diamine and triamine and a branching rate measured using 1H—NMR is approximately 1% to approximately 8%.
    Type: Application
    Filed: April 8, 2016
    Publication date: January 18, 2018
    Inventors: So Young KWON, Joon Sung KIM, Jin Kyu KIM, Sang Kyun IM, Il Kyoung KWON, Ki Chul SON, Young Sub JIN, Sung Chul CHOI
  • POLYMER ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20170222262
    Abstract: A polymer electrolyte for a lithium secondary battery includes a polymer represented by Formula 1 below, wherein a and b are each independently an integer from 1 to 5, and n is an integer from 1 to 1,000. A lithium secondary battery includes the polymer electrolyte.
    Type: Application
    Filed: January 26, 2017
    Publication date: August 3, 2017
    Inventors: Duck Hyun KIM, Hee Eun YOO, Tae Ri KWON, Tae Hyun BAE, Si Young CHA, Min Ju LEE, IL Kyoung KWON, Woo Cheol SHIN, Dong Won KIM, Yun Chae JUNG