Patents by Inventor Won Ho CHANG

Won Ho CHANG 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: 12503012
    Abstract: Disclosed are a system and method for controlling a seat for a vehicle. In particular, the system includes a seat positioned in a vehicle, a motor embedded in the seat and configured to adjust an operation of the seat, a Hall sensor configured to sense an operation of the motor, and a controller configured to measure a pulse width according to the operation of the motor by means of the Hall sensor and determine whether jamming occurs during the operation of the seat based on the measured pulse width.
    Type: Grant
    Filed: March 21, 2023
    Date of Patent: December 23, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAE WON SAN UP CO., LTD
    Inventors: Kug Hun Han, Yo Han Kim, Dong Hoon Lee, Jang Sung Chun, Dae Yong Jang, Si Hyung Song, Dong Jun Lee, Han Jin Kim, Jae Myung Hur, Won Ho Chang
  • Patent number: 12451646
    Abstract: A power supply device of a motor-driven child seat for a vehicle is provided. The motor-driven child seat can be easily mounted and fixed to a rear seat by adopting a method where a latch of the motor-driven child seat is fastened to an anchor of the rear seat, and power can be easily supplied to power consuming components, i.e., an electric mechanism including a motor, a ventilation system, and a heating system, by automatically fastening male-female connectors for supplying power, especially when the motor-driven child seat is fixedly mounted on the rear seat.
    Type: Grant
    Filed: December 19, 2022
    Date of Patent: October 21, 2025
    Assignees: Hyundai Motor Company, Kia Corporation, Poled Co., Ltd.
    Inventors: Byeong Seon Son, Tae Hoon Lee, Seung Hyun Kim, Ji Hwan Kim, Sang Hoon Park, Sang Ho Kim, Seon Chae Na, Hyun Tae Lee, Won Ho Chang, Jeong In Baek, In Ju Lee
  • Patent number: 12377762
    Abstract: A system and method for controlling a motor-driven child seat for a vehicle, may easily allow a seat control unit to perform the power supply and drive control for various electric parts of the motor-driven child seat by connecting between the seat control unit configured to control various electric parts of a vehicle seat and various electric parts of the motor-driven child seat using a connector so that power supply and control signals may be exchanged therebetween when the motor-driven child seat is mounted on the vehicle seat.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: August 5, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Byeong Seon Son, Tae Hoon Lee, Ji Hwan Kim, Seon Chae Na, Sang Ho Kim, Sang Hoon Park, Won Ho Chang, Hyun Tae Lee
  • Publication number: 20240405606
    Abstract: The present disclosure relates to a long range wireless charging system for vehicle, and may include a wireless charging module including a power transmitting unit installed on one side of a vehicle body which transmits a wireless power signal and a seat power receiving unit installed on one side of a seat, which receives the wireless power signal from the power transmitting unit.
    Type: Application
    Filed: May 21, 2024
    Publication date: December 5, 2024
    Applicant: DAEWONSANUP CO., LTD.
    Inventors: Hyuk KIM, Won Ho CHANG, Dong Jun LEE, Han Jin KIM
  • Publication number: 20240025305
    Abstract: Disclosed are a system and method for controlling a seat for a vehicle. In particular, the system includes a seat positioned in a vehicle, a motor embedded in the seat and configured to adjust an operation of the seat, a Hall sensor configured to sense an operation of the motor, and a controller configured to measure a pulse width according to the operation of the motor by means of the Hall sensor and determine whether jamming occurs during the operation of the seat based on the measured pulse width.
    Type: Application
    Filed: March 21, 2023
    Publication date: January 25, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAE WON SAN UP CO., LTD
    Inventors: Kug Hun Han, Yo Han Kim, Dong Hoon Lee, Jang Sung Chun, Dae Yong JANG, Si Hyung Song, Dong Jun Lee, Han Jin Kim, Jae Myung Hur, Won Ho Chang
  • Publication number: 20230361505
    Abstract: A power supply device of a motor-driven child seat for a vehicle is provided. The motor-driven child seat can be easily mounted and fixed to a rear seat by adopting a method where a latch of the motor-driven child seat is fastened to an anchor of the rear seat, and power can be easily supplied to power consuming components, i.e., an electric mechanism including a motor, a ventilation system, and a heating system, by automatically fastening male-female connectors for supplying power, especially when the motor-driven child seat is fixedly mounted on the rear seat.
    Type: Application
    Filed: December 19, 2022
    Publication date: November 9, 2023
    Inventors: Byeong Seon Son, Tae Hoon Lee, Seung Hyun Kim, Ji Hwan Kim, Sang Hoon Park, Sang Ho Kim, Seon Chae Na, Hyun Tae Lee, Won Ho Chang, Jeong In Baek, In Ju Lee
  • Publication number: 20230294574
    Abstract: A system and method for controlling a motor-driven child seat for a vehicle, may easily allow a seat control unit to perform the power supply and drive control for various electric parts of the motor-driven child seat by connecting between the seat control unit configured to control various electric parts of a vehicle seat and various electric parts of the motor-driven child seat using a connector so that power supply and control signals may be exchanged therebetween when the motor-driven child seat is mounted on the vehicle seat.
    Type: Application
    Filed: December 15, 2022
    Publication date: September 21, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Byeong Seon SON, Tae Hoon LEE, Ji Hwan KIM, Seon Chae NA, Sang Ho KIM, Sang Hoon PARK, Won Ho CHANG, Hyun Tae LEE