Patents by Inventor Jeong Uk CHA

Jeong Uk CHA 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).

  • Robot cleaner and controlling method thereof
    Patent number: 11589723
    Abstract: A robot cleaner and a method of controlling the robot cleaner are disclosed. The robot cleaner may include a body, a mop, an actuator, a battery, a tank, and a controller. The controller controls a supply of liquid from the water tank to the mop, and the supply of the liquid may be controlled in consideration of a state of the battery. Water injection may be controlled according to an expected use time of the battery, such that the mop can maintain an appropriate water content, and uniform mopping and cleaning can be performed.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: February 28, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Yonggil Shin, Jeong Uk Cha, GaYeon Kim
  • ROBOTIC CLEANER
    Publication number: 20220322908
    Abstract: The present disclosure relates to a robotic cleaner. The robotic cleaner may be configured such that an imaginary plane passing mop contact portions having a small area passes through the center of gravity of the robotic cleaner, thereby travelling while the mops effectively scrub a floor surface.
    Type: Application
    Filed: June 2, 2020
    Publication date: October 13, 2022
    Inventors: Jeong Uk CHA, Yong Gil SHIN, Ga Yeon KIM
  • ROBOT CLEANER AND CONTROLLING METHOD THEREOF
    Publication number: 20210093144
    Abstract: A robot cleaner and a method of controlling the robot cleaner are disclosed. The robot cleaner may include a body, a mop, an actuator, a battery, a tank, and a controller. The controller controls a supply of liquid from the water tank to the mop, and the supply of the liquid may be controlled in consideration of a state of the battery. Water injection may be controlled according to an expected use time of the battery, such that the mop can maintain an appropriate water content, and uniform mopping and cleaning can be performed.
    Type: Application
    Filed: May 13, 2020
    Publication date: April 1, 2021
    Inventors: Yonggil SHIN, Jeong Uk CHA, GaYeon KIM