Patents by Inventor Sieun Choi

Sieun Choi 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 INCLUDING LiFexMn1-xPO4-BASED POSITIVE ELECTRODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20250219078
    Abstract: The present invention relates to an LFMP-based positive electrode active material for a lithium secondary battery, provided with excellent capacity and lifetime characteristics, and a secondary battery including the same, and specifically, relates to an LFMP-based positive electrode active material for a lithium secondary battery, provided with excellent capacity and long life characteristics due to the composition of the LFMP-based positive electrode active material and structural characteristics of a positive electrode including the same, and a lithium secondary battery including the same.
    Type: Application
    Filed: July 24, 2024
    Publication date: July 3, 2025
    Inventors: Youngjin KIM, Sieun Choi, Inhye Kim, Seonghyeon Hong, Jeongha Seo, Seungwon Shin, Younghyun Hong, Jun Young Cheong, Jinseok Park
  • Lamp with speaker
    Patent number: D772457
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: November 22, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Kunwoo Lee, Sieun Choi
  • Wearable device
    Patent number: D799477
    Type: Grant
    Filed: August 4, 2015
    Date of Patent: October 10, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Kunwoo Lee, Sieun Choi