Patents by Inventor Jong Chul Ji

Jong Chul 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).

  • Publication number: 20250387295
    Abstract: A beauty device, which transmits vibration to the skin of a user so as to cleanse the skin or help apply makeup, includes a vibration device configured to transmit vibration to the skin of a user and a vibration control device configured to operate the vibration device in a predetermined vibrating pattern. The vibration device includes a vibration unit, a vibration actuator, a vibration control unit, and a first communication unit. The vibration control device includes a vibration pattern supply unit, a vibration pattern selection unit, and a second communication unit.
    Type: Application
    Filed: May 9, 2025
    Publication date: December 25, 2025
    Inventors: Jong Chul JI, Gyoun Jung LEE, Seung Woo PARK
  • Publication number: 20250387296
    Abstract: A home skin cleansing device having both an electric skin cleansing function and a skin vibration function by means of supply of a galvanic current includes a vibration plate which contacts the skin of a user to transmit vibration; a vibration generation unit which generates vibration to vibrate the vibration plate; a housing having the vibration plate and the vibration generation unit mounted on one end thereof and a handle mounted on the other end; and a galvanic current supply unit which is provided inside the housing and receives a direct current voltage and supplies a galvanic current of uniform current intensity to the skin of the user through a negative electrode and a positive electrode. The negative electrode is mounted on one end of the vibration plate, and the positive electrode is mounted on the handle.
    Type: Application
    Filed: May 9, 2025
    Publication date: December 25, 2025
    Inventors: Jong Chul JI, Gyoun Jung LEE, Seung Woo PARK
  • Patent number: D1082020
    Type: Grant
    Filed: June 14, 2023
    Date of Patent: July 1, 2025
    Assignee: APR Co., Ltd.
    Inventors: Jong Chul Ji, Gyoun Jung Lee, Seung Woo Park
  • Patent number: D1092764
    Type: Grant
    Filed: December 15, 2023
    Date of Patent: September 9, 2025
    Assignee: APR Co., Ltd.
    Inventors: Jong Chul Ji, Gyoun Jung Lee, Seung Woo Park
  • Patent number: D1103408
    Type: Grant
    Filed: February 16, 2024
    Date of Patent: November 25, 2025
    Assignee: APR Co., Ltd.
    Inventors: Jong Chul Ji, Gyoun Jung Lee, Seung Woo Park