Patents by Inventor Hyeokjoo YUN

Hyeokjoo YUN 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: 11877713
    Abstract: According to an embodiment of the present disclosure, provided is a cleaner which comprises: a main body having a cylindrical shape; a cyclone unit which is provided inside the main body so as to separate dust from air suctioned into the main body; an extension duct which communicates with the cyclone part and extends from the main body; a suction nozzle which is coupled to the extension duct and suctions dust; a first battery unit which extends from the main body and supplies electric power so that the cyclone unit can suction air; and a second battery unit which supplies electric power to the cyclone unit and is slidably coupled to the extension duct. According to an embodiment of the present disclosure, the usage time of the cleaner can be increased, and the fatigue that a user feels can be minimized even when the usage time is increased.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: January 23, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Donghoon Kwak, Jaehwan Ko, Hyeokjoo Yun
  • Publication number: 20230144509
    Abstract: Disclosed is a method of controlling a plurality of robot cleaners, the method including a first step of docking a first robot cleaner and a second robot cleaner with a first docking device and a second docking device, respectively, a second step of checking whether the first robot cleaner is undocked from the first docking device, and a third step of if the first robot cleaner docked with the first docking device again, undocking the second robot cleaner from the second docking device.
    Type: Application
    Filed: October 27, 2020
    Publication date: May 11, 2023
    Inventors: Hyeokjoo YUN, Hwan YOO, Jinwoo HAN
  • Publication number: 20220346609
    Abstract: According to an embodiment of the present disclosure, provided is a cleaner which comprises: a main body having a cylindrical shape; a cyclone unit which is provided inside the main body so as to separate dust from air suctioned into the main body; an extension duct which communicates with the cyclone part and extends from the main body; a suction nozzle which is coupled to the extension duct and suctions dust; a first battery unit which extends from the main body and supplies electric power so that the cyclone unit can suction air; and a second battery unit which supplies electric power to the cyclone unit and is slidably coupled to the extension duct. According to an embodiment of the present disclosure, the usage time of the cleaner can be increased, and the fatigue that a user feels can be minimized even when the usage time is increased.
    Type: Application
    Filed: October 1, 2019
    Publication date: November 3, 2022
    Inventors: Donghoon KWAK, Jaehwan KO, Hyeokjoo YUN
  • Publication number: 20220338697
    Abstract: Provided is a cleaner system, according to one embodiment of the present disclosure, which comprises a terminal and a cleaner provided to be capable of wireless communication with the terminal. The cleaner comprises: a main body; a cleaning unit provided in the main body; a communication unit that wirelessly communicates with an external terminal; a control unit for processing information on the cleaner; and a battery for providing power, wherein the terminal visually provides information transmitted from the cleaner to a user. According to embodiments of the present disclosure, it is possible to enable a user to easily grasp information on the cleaner even if the user does not pay great attention to the cleaner, and to catch the user's attention by means of an alarm.
    Type: Application
    Filed: September 7, 2020
    Publication date: October 27, 2022
    Inventors: Donghoon KWAK, Hyeokjoo YUN, Jaehwan KO