Patents by Inventor Woonghui Won

Woonghui Won 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: 11066770
    Abstract: A method of controlling a laundry treatment apparatus includes: determining whether bubbles have been generated in a tub of the laundry treatment apparatus in a state in which a second washing apparatus of the laundry treatment apparatus is operated based on a sequence of operations; and based on a determination that bubbles have been generated, reducing bubbles by (i) adding at least one first operation to the sequence of operations or (ii) replacing at least one second operation of the sequence of operations.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: July 20, 2021
    Assignee: LG Electronics Inc.
    Inventors: Kihoon Choi, Junho Lee, Seongmin Jang, Jonghwan Lee, Woonghui Won, Jongseok Jung, Sangwook Lee
  • Publication number: 20200149203
    Abstract: A method of controlling a laundry treatment apparatus includes: determining whether bubbles have been generated in a tub of the laundry treatment apparatus in a state in which a second washing apparatus of the laundry treatment apparatus is operated based on a sequence of operations; and based on a determination that bubbles have been generated, reducing bubbles by (i) adding at least one first operation to the sequence of operations or (ii) replacing at least one second operation of the sequence of operations.
    Type: Application
    Filed: January 17, 2020
    Publication date: May 14, 2020
    Inventors: Kihoon CHOI, Junho LEE, Seongmin JANG, Jonghwan LEE, Woonghui WON, Jongseok JUNG, Sangwook LEE
  • Patent number: 10613543
    Abstract: A robot cleaner (or autonomous cleaner) charging system includes a first light emitting device to output an optical signal for inducing a docking of the robot cleaner, a second light emitting device and a third light emitting device to output an optical signal for inducing a homing of the robot cleaner, and provided at left and right of the first light emitting device, respectively, and a light emitting device fixing member to set position and direction of the first, second and third light emitting devices.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: April 7, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Woonghui Won, Anna Kim, Inbo Shim, Byungdoo Yim
  • Patent number: 10544532
    Abstract: A method of controlling a laundry treatment apparatus, the method including: determining whether bubbles have been generated in a tub of the laundry treatment apparatus in a state in which a second washing apparatus of the laundry treatment apparatus is operated based on a sequence of operations; and based on a determination that bubbles have been generated, reducing bubbles by (i) adding at least one first operation to the sequence of operations or (ii) replacing at least one second operation of the sequence of operations, is disclosed.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: January 28, 2020
    Assignee: LG Electronics Inc.
    Inventors: Kihoon Choi, Junho Lee, Seongmin Jang, Jonghwan Lee, Woonghui Won, Jongseok Jung, Sangwook Lee
  • Patent number: 10113258
    Abstract: A laundry treatment apparatus includes a housing. The laundry treatment apparatus further includes a tub that is located inside the housing and that is configured to receive water. The laundry treatment apparatus further includes a drum that is configured to rotate, that is located inside the tub, and that is configured to receive laundry. The laundry treatment apparatus further includes three or more tub support units that are each configured to connect the tub and the housing and that each includes a first support member that is located at the housing; a second support member that is located at the tub; and a connector that is configured to connect the first support member and the second support member. At least one of the first support members is configured to separate from the housing.
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: October 30, 2018
    Assignee: LG Electronics Inc.
    Inventors: Jinwoo Seo, Woonghui Won, Jihong Lee
  • Publication number: 20180188737
    Abstract: A robot cleaner (or autonomous cleaner) charging system includes a first light emitting device to output an optical signal for inducing a docking of the robot cleaner, a second light emitting device and a third light emitting device to output an optical signal for inducing a homing of the robot cleaner, and provided at left and right of the first light emitting device, respectively, and a light emitting device fixing member to set position and direction of the first, second and third light emitting devices.
    Type: Application
    Filed: December 28, 2017
    Publication date: July 5, 2018
    Inventors: Woonghui WON, Anna KIM, Inbo SHIM, Byungdoo YIM
  • Patent number: 9999329
    Abstract: The present invention relates to an suction nozzle for a vacuum cleaner and a vacuum cleaner having same, the suction nozzle of a vacuum cleaner of the present invention comprising: an suction main body having an suction portion for air suction formed thereon; an suction flow channel that is attached to the nozzle main body, and into which the air aspirated through the suction portion flows; an interlocking lever that is coupled in such a manner that enables rotation on both sides of the suction flow channel; an adsorption portion that is connected to one end of the interlocking lever, and provided so as to confront an suction hole formed on the suction flow channel; and a cleaning member provided on one side of the nozzle main body by coupling to the other end of the interlocking lever, wherein the air flowing through the suction hole rotates the interlocking lever by adsorbing or separating the adsorption portion to/from the suction flow channel, and the cleaning member moves in an up-down direction as the
    Type: Grant
    Filed: August 3, 2010
    Date of Patent: June 19, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Mantae Hwang, Woonghui Won
  • Patent number: 9970144
    Abstract: A laundry treatment apparatus includes a main washing apparatus and a secondary washing apparatus that includes a cabinet, a drawer housing within the cabinet, a tub in the drawer for receiving washing water, hanging couplers provided at an outer circumferential surface of the tub and spaced apart from each other, suspending couplers provided at the drawer housing and positioned at locations corresponding to the hanging couplers, a drum rotatably provided in the tub, and suspension assemblies provided between the drawer housing and the tub to attenuate horizontal and vertical vibrations of the tub, the suspension assemblies being disposed between respective hanging couplers and suspending couplers to support the tub. Each of the suspension assemblies includes a support bar, support members at both ends of the support bar through which the support bar extends, and an elastic member disposed on the support member provided at one end of the support bar.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: May 15, 2018
    Assignee: LG Electronics Inc.
    Inventors: Woonghui Won, Jinwoo Seo, Wooseong Kim
  • Publication number: 20170356115
    Abstract: A method of controlling a laundry treatment apparatus, the method including: determining whether bubbles have been generated in a tub of the laundry treatment apparatus in a state in which a second washing apparatus of the laundry treatment apparatus is operated based on a sequence of operations; and based on a determination that bubbles have been generated, reducing bubbles by (i) adding at least one first operation to the sequence of operations or (ii) replacing at least one second operation of the sequence of operations, is disclosed.
    Type: Application
    Filed: June 8, 2017
    Publication date: December 14, 2017
    Inventors: Kihoon CHOI, Junho LEE, Seongmin JANG, Jonghwan LEE, Woonghui WON, Jongseok JUNG, Sangwook LEE
  • Publication number: 20170002495
    Abstract: A laundry treatment apparatus includes a housing. The laundry treatment apparatus further includes a tub that is located inside the housing and that is configured to receive water. The laundry treatment apparatus further includes a drum that is configured to rotate, that is located inside the tub, and that is configured to receive laundry. The laundry treatment apparatus further includes three or more tub support units that are each configured to connect the tub and the housing and that each includes a first support member that is located at the housing; a second support member that is located at the tub; and a connector that is configured to connect the first support member and the second support member. At least one of the first support members is configured to separate from the housing.
    Type: Application
    Filed: June 29, 2016
    Publication date: January 5, 2017
    Inventors: Jinwoo SEO, Woonghui WON, Jihong LEE
  • Publication number: 20160032514
    Abstract: A laundry treatment apparatus includes a main washing apparatus and a secondary washing apparatus that includes a cabinet, a drawer housing within the cabinet, a tub in the drawer for receiving washing water, hanging couplers provided at an outer circumferential surface of the tub and spaced apart from each other, suspending couplers provided at the drawer housing and positioned at locations corresponding to the hanging couplers, a drum rotatably provided in the tub, and suspension assemblies provided between the drawer housing and the tub to attenuate horizontal and vertical vibrations of the tub, the suspension assemblies being disposed between respective hanging couplers and suspending couplers to support the tub. Each of the suspension assemblies includes a support bar, support members at both ends of the support bar through which the support bar extends, and an elastic member disposed on the support member provided at one end of the support bar.
    Type: Application
    Filed: July 29, 2015
    Publication date: February 4, 2016
    Inventors: Woonghui WON, Jinwoo SEO, Wooseong KIM
  • Publication number: 20130117964
    Abstract: The present invention relates to an suction nozzle for a vacuum cleaner and a vacuum cleaner having same, the suction nozzle of a vacuum cleaner of the present invention comprising: an suction main body having an suction portion for air suction formed thereon; an suction flow channel that is attached to the nozzle main body, and into which the air aspirated through the suction portion flows; an interlocking lever that is coupled in such a manner that enables rotation on both sides of the suction flow channel; an adsorption portion that is connected to one end of the interlocking lever, and provided so as to confront an suction hole formed on the suction flow channel; and a cleaning member provided on one side of the nozzle main body by coupling to the other end of the interlocking lever, wherein the air flowing through the suction hole rotates the interlocking lever by adsorbing or separating the adsorption portion to/from the suction flow channel, and the cleaning member moves in an up-down direction as the
    Type: Application
    Filed: August 3, 2010
    Publication date: May 16, 2013
    Inventors: Mantae Hwang, Woonghui Won