Patents by Inventor Seung Chol LEE

Seung Chol LEE 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: 12157370
    Abstract: An embodiment hybrid powertrain for a vehicle includes a first input shaft configured to be interlocked with an engine, a second input shaft configured to be interlocked with a first motor and to be parallel to the first input shaft, a third input shaft configured to be interlocked with a second motor and to be parallel to the second input shaft, an output shaft mounted parallel to the third input shaft, a first selective mesh device configured to transmit power from the second input shaft to the output shaft at multiple different gear ratios, a second selective mesh device configured to transmit the power from the third input shaft to the output shaft at the multiple different gear ratios, and a third selective mesh device configured to transmit the power from the first input shaft to the second input shaft or the third input shaft.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: December 3, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Hyuk Joon Kwon, Ho Rim Yang, Buhm Joo Suh, Woul Sun Choi, Seung Wook Lee, Seok Joon Kim, Tal Chol Kim, Yeong Il Choi
  • Patent number: 12139000
    Abstract: A powertrain apparatus for an electric vehicle, includes a planetary gear set including three rotation elements, a first motor connected to a first rotation element of the planetary gear set, a differential engaged to a second rotation element of the planetary gear set, a second motor connected to a third rotation element of the planetary gear set, and a synchronizer configured to selectively connect or disconnect between a driveshaft coupled to one side of the differential and the second motor and to selectively connect or disconnect between the second rotation element of the planetary gear set and the third rotation element of the planetary gear set.
    Type: Grant
    Filed: March 2, 2023
    Date of Patent: November 12, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Hyuk Joon Kwon, Buhm Joo Suh, Woul Sun Choi, Seung Wook Lee, Tal Chol Kim, Yeong Il Choi
  • Patent number: 12122387
    Abstract: When a towing vehicle is driven while towing a towed vehicle having driving force, a controller of the towed vehicle determines wheel slip of the towing vehicle based on driving information of the towing vehicle and determines wheel slip of the towed vehicle based on driving information of the towed vehicle, and upon determining that wheel slip of the towing vehicle or the towed vehicle has occurred or upon determining that wheel slip of each of the towing vehicle and the towed vehicle has occurred, control to increase or decrease driving force of the towed vehicle or control to change the driving force distribution ratio between left and right wheels of the towed vehicle is performed, whereby it is possible to improve driving stability and rough road escape performance of the towing vehicle and the towed vehicle.
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: October 22, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Woul Sun Choi, Buhm Joo Suh, Yeong Il Choi, Seung Wook Lee, Seok Joon Kim, Tal Chol Kim, Hyuk Joon Kwon
  • Publication number: 20240278785
    Abstract: When a towing vehicle is driven while towing a towed vehicle having driving force, a controller of the towed vehicle determines wheel slip of the towing vehicle based on driving information of the towing vehicle and determines wheel slip of the towed vehicle based on driving information of the towed vehicle, and upon determining that wheel slip of the towing vehicle or the towed vehicle has occurred or upon determining that wheel slip of each of the towing vehicle and the towed vehicle has occurred, control to increase or decrease driving force of the towed vehicle or control to change the driving force distribution ratio between left and right wheels of the towed vehicle is performed, whereby it is possible to improve driving stability and rough road escape performance of the towing vehicle and the towed vehicle.
    Type: Application
    Filed: July 27, 2023
    Publication date: August 22, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Woul Sun CHOI, Buhm Joo Suh, Yeong II Choi, Seung Wook Lee, Seok Joon Kim, Tal Chol Kim, Hyuk Joon Kwon
  • Patent number: 10475553
    Abstract: The present invention relates to a submarine cable having a bimetallic armor. In particular, the present invention relates to a submarine cable capable of effectively suppressing damage to and corrosion of an armor formed of different types of metals due to a local decrease in tensile strength thereof and capable of avoiding an increase in an external diameter of the cable, the structural instability of the cable, and damage to the cable during the manufacture and installation thereof.
    Type: Grant
    Filed: September 19, 2016
    Date of Patent: November 12, 2019
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Soon Chul Jung, Seon Tae Kim, Kum Hwan Cha, Jee Yong Park, Kyoung Soo Kim, Doo Yeon Kim, Seung Chol Lee, Ji Young Kim
  • Patent number: 10438721
    Abstract: A shaped filler for accommodating and protecting the optical unit for a submarine cable (hybrid cable), which maintains a round shape of a whole cable with a plurality of core parts each having a round cross section, comprises: an optical-unit accommodation part configured to accommodate an optical unit in a direction toward a central art of the cable; a central chamber behind the optical-unit accommodation part; at least one side chamber provided between the optical-unit accommodation part and the central chamber to be symmetrical to each other.
    Type: Grant
    Filed: July 2, 2018
    Date of Patent: October 8, 2019
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Soon Chul Jung, Kum Hwan Cha, Kyoung Soo Kim, Doo Yeon Kim, Seung Chol Lee
  • Publication number: 20190057794
    Abstract: The present invention relates to a submarine cable having a bimetallic armor. In particular, the present invention relates to a submarine cable capable of effectively suppressing damage to and corrosion of an armor formed of different types of metals due to a local decrease in tensile strength thereof and capable of avoiding an increase in an external diameter of the cable, the structural instability of the cable, and damage to the cable during the manufacture and installation thereof.
    Type: Application
    Filed: September 19, 2016
    Publication date: February 21, 2019
    Inventors: Soon Chul JUNG, Seon Tae KIM, Kum Hwan CHA, Jee Yong PARK, Kyoung Soo KIM, Doo Yeon KIM, Seung Chol LEE, Ji Young KIM
  • Publication number: 20190013112
    Abstract: The present invention relates to a shaped filler for accommodating and protecting the optical unit for a submarine cable (hybrid cable) and a submarine cable having the same.
    Type: Application
    Filed: July 2, 2018
    Publication date: January 10, 2019
    Inventors: Soon Chul JUNG, Kum Hwan CHA, Kyoung Soo KIM, Doo Yeon KIM, Seung Chol LEE