Patents by Inventor Yun-Kyung Ji

Yun-Kyung Ji 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).

  • Patent number: 12280659
    Abstract: An embodiment electric vehicle drive apparatus for decreasing a drive speed of a motor and transferring the decreased drive speed to an output shaft is provided. The apparatus includes a first planetary gear set including three first planetary gear elements in which a first element is connected to the motor and a second element is connected to a first output shaft, a second planetary gear set including three second planetary gear elements in which a first element is connected to a third element of the three first planetary gear elements, a second element is connected to a second output shaft, and a third element is fixed, and a third planetary gear set including three third planetary gear elements in which first and second elements are connected to two elements of the three first planetary gear elements, respectively, and a third element is connected to a torque vectoring motor.
    Type: Grant
    Filed: March 8, 2024
    Date of Patent: April 22, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Sun-Sung Kwon, Chon-Ok Kim, Baek-Yu Kim, Chul-Min Ahn, Sang-Jin Park, Sung-Gon Byun, Won-Seok Lee, Jun-Young Ha, Su-Hyeon Maeng, Dong-Hui Cheon, Ji-Eun Kim, Yo-Han Kim, Jae-Hyuk Seo, Jong-Ho Jung, Hyun-Ho Lee, Yun-Kyung Ji, Jong-Yun Park, Tae-Sic Park