Patents by Inventor Ju Han Yoon

Ju Han Yoon 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: 20230084633
    Abstract: A method of preparing a bimodal positive electrode active material precursor and a positive electrode active material prepared from the same are disclosed herein. In some embodiments, the method includes inputting a first reaction source material including a first aqueous transition metal solution into a reactor, precipitating at pH 12 or more to induce nucleation of a first positive electrode active material precursor particle, and at less than pH 12 to induce growth of the same, inputting a second reaction source material including a second aqueous transition metal solution into the reactor containing the first positive electrode active material precursor particle, precipitating at pH 12 or more to induce the nucleation of a second positive electrode active material precursor particle, and at less than pH 12 to induce simultaneous growth of the first and second positive electrode active material precursor particles, thereby preparing a bimodal positive electrode active material precursor.
    Type: Application
    Filed: May 26, 2021
    Publication date: March 16, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Ju Han Yoon, Kyoung Wan Park, Hyeon Jin Kim, Song Yi Yang, Young Su Park
  • Patent number: 9551105
    Abstract: A controlling method of a clothes dryer for detecting an amount of laundry and a clothes dryer with the same are disclosed. A controlling method includes drying laundry by supplying hot air to a drum, determining an amount of laundry based on a drying time, and supplying fine droplets of water and/or steam to the drum according to the determined amount of laundry.
    Type: Grant
    Filed: June 10, 2008
    Date of Patent: January 24, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Sang Hun Bae, Chang Woo Son, Ju Han Yoon
  • Patent number: 8984691
    Abstract: A laundry machine and a control method thereof are disclosed. The disclosed laundry machine includes a drum rotatably installed in a cabinet, a substance supply device for supplying moisture to the drum, a water supply device separably mounted to the cabinet, to supply water to the substance supply device, a sensor for sensing whether or not water is supplied to the water supply device, and a controller for controlling the substance supply device in accordance with a sensing signal from the sensor.
    Type: Grant
    Filed: April 24, 2008
    Date of Patent: March 24, 2015
    Assignee: LG Electronics Inc.
    Inventors: Sang Hun Bae, Dong Geun Lee, Yeon Sik Choi, Ju Han Yoon
  • Patent number: 8904670
    Abstract: A laundry machine, particularly, a dryer using steam is disclosed. The laundry machine such as a washing machine, a dryer, a drying and washing machine is an apparatus which washes or dries articles such as clothes. The dryer includes a drum adapted to accommodate articles to be dried, a control panel adapted to provide an interface with a user, and a controller, wherein the control panel includes a course selection part which allows a user to select a specific course as an operation course during a steam course, which includes a steam process for supplying steam into a drum, such that the dried articles have a moisture content equal to or larger than 6%, and the controller controls an operation of the dryer to perform the selected operation course.
    Type: Grant
    Filed: December 16, 2008
    Date of Patent: December 9, 2014
    Assignee: LG Electronics Inc.
    Inventors: Chang Woo Son, Sang Hun Bae, Seon Il Heo, Yeon Sik Choi, Sang Jin Kim, Ju Han Yoon
  • Patent number: 8763432
    Abstract: A laundry device is provided in which a control panel may be mounted/dismounted conveniently according to an arrangement of the laundry device. The laundry device may include a body case which forms an exterior of the laundry device, a panel frame mounted to an upper end or a lower end of a front of the body case, a control panel selectively mounted to a front of the panel frame, and a falling off preventive portion for preventing the control panel from being inadvertently separated from the panel frame.
    Type: Grant
    Filed: December 21, 2006
    Date of Patent: July 1, 2014
    Assignee: LG Electronics Inc.
    Inventors: Ju Han Yoon, Il Tak Han, Sung Gi Hwang, Seong Kyu Kim, Seon Il Heo
  • Patent number: 8689462
    Abstract: The present invention relates to a steam laundry drier, and more specifically to a steam laundry dryer capable of removing or preventing crease or wrinkle occurring in cloth, etc. and capable of improving assembling efficiency by easily mounting a steam generator provided to remove the crease or the wrinkle and a water supply source supplying water to the steam generator in the inside of the steam laundry drier.
    Type: Grant
    Filed: April 25, 2008
    Date of Patent: April 8, 2014
    Assignee: LG Electronics Inc.
    Inventors: Sang Hun Bae, Dong Geun Lee, Seon Il Heo, Yeon Sik Choi, Ju Han Yoon
  • Patent number: 8616026
    Abstract: An improved control panel assembly is easy to fabricate, and easy to recognize a selected operation condition, and a laundry device with the same. The control panel assembly for a laundry device includes a button assembly having a plurality of buttons provided in correspondence to operation conditions, a control panel having a plurality of mounting holes for exposure of the plurality of buttons therethrough from a front thereof, and a frame on a rear of the control panel, the frame joining the plurality of buttons as one unit, and preventing pressing interference between adjacent buttons.
    Type: Grant
    Filed: August 21, 2007
    Date of Patent: December 31, 2013
    Assignee: LG Electronics Inc.
    Inventors: Ju Han Yoon, Sung Gi Hwang, Seong Kyu Kim, Seon Il Heo
  • Patent number: 8607473
    Abstract: Disclosed are a door for a dryer and a dryer having the same, the door for the dryer having a concave portion or an inclined portion formed at an end surface of a door glass, such that an inner volume of the dryer can be enlarged without increasing the size of the dryer, under consideration of the dryer having the same capacity, resulting in allowing a large quantity of clothes to be dried at once.
    Type: Grant
    Filed: June 2, 2009
    Date of Patent: December 17, 2013
    Assignee: LG Electronics Inc.
    Inventors: Yeon-Sik Choi, Ju-Han Yoon
  • Patent number: 8567219
    Abstract: The present invention relates to a washing machine, and the washing machine includes a drum rotatably installed in a cabinet, an air heater for heating air, to supply hot air to the drum, a steam generator for generating steam, and supply the steam to the drum, and a water supply unit including a nozzle for spraying the steam generated by the steam generator to an interior of the drum, and a nozzle holder having a coupler at a rear surface of the nozzle holder, to separably mount the nozzle at a position adjacent to the drum.
    Type: Grant
    Filed: September 24, 2008
    Date of Patent: October 29, 2013
    Assignee: LG Electronics Inc.
    Inventors: Yeon Sik Choi, Chang Woo Son, Dong Geun Lee, Dong Hyun Kim, Heung Jae Kim, Ju Han Yoon, Young Bok Son, Sang Hun Bae, Chul Jin Choi
  • Patent number: 8468711
    Abstract: Disclosed is a clothes dryer, comprising: a body; a drum rotatably installed at the body; a duct for guiding air exhausted from the drum; and a filter assembly for filtering lint included in the air exhausted from the drum. The filter assembly includes a lint filter and a cover filter, and a lint collector encompassed by the lint filter and the cover filter. The clothes dryer includes sensing means for sensing whether the lint filter has been mounted to a precise position or not. The sensing means consists of a magnet mounted to a mesh frame of the lint filter, and a reed switch mounted to a cover guide.
    Type: Grant
    Filed: June 2, 2009
    Date of Patent: June 25, 2013
    Assignee: LG Electronics Inc.
    Inventors: Jae-Seok Kim, Ju-Han Yoon
  • Patent number: 8317275
    Abstract: A washing machine is disclosed, by which assembly and disassembly of a control panel (70) is facilitated to an installing arrangement of the washing machine and by which a control panel (70) is configured stable against heat or water coming from the inside of the washing machine. The present invention includes a body case configuring an exterior of the washing machine, a top plate (80) provided to a topside of the body case, a control panel (70) attached to a front side of the body case to perform various manipulations required for an operation of the washing machine, and a panel frame (100) provided to an upper or lower part of the front side of the body case to be externally exposed in part, the panel frame (100) having one side connected to the top plate (80) and the other side assembled to the control panel (70).
    Type: Grant
    Filed: December 22, 2006
    Date of Patent: November 27, 2012
    Assignee: LG Electronics Inc.
    Inventors: Il Tak Han, Sung Gi Hwang, Ju Han Yoon, Seong Kyu Kim, Seon Il Heo
  • Patent number: 8312642
    Abstract: A laundry machine having a steam generator is disclosed. A heater is controlled, such that steam generation coincides with a predetermined time period, whereby the steam supply time is enabled to be controlled with relative accuracy. If an error occurs when water is being supplied to the steam generator, then an error message is displayed such that a user may be informed of the error. If a predetermined time period has elapsed, then a pump is stopped to prevent an excessive amount of water from being supplied to the steam generator.
    Type: Grant
    Filed: June 2, 2008
    Date of Patent: November 20, 2012
    Assignee: LG Electronics Inc.
    Inventors: Sang Hun Bae, Chang Woo Son, Ju Han Yoon
  • Patent number: 8256136
    Abstract: A laundry treating apparatus, particularly, a laundry treating apparatus using steam is disclosed. The laundry treating apparatus such as a washing machine, a dryer, a drying and washing machine is an apparatus which washes or dries articles such as clothes. The laundry treating apparatus includes an operation course including a drying process in which hot air is supplied into a drum adapted to accommodate articles to dry the articles and a cooling process in which cool air is supplied into the drum to cool the articles, wherein the operation course further includes a steam process in which steam is supplied into the drum, and the laundry treating apparatus includes a controller which controls a heater adapted to generate the steam such that an operation time point of the heater varies according to an amount of the articles.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: September 4, 2012
    Assignee: LG Electronics Inc.
    Inventors: Sang Hun Bae, Dong Geun Lee, Yeon Sik Choi, Ju Han Yoon
  • Patent number: 8225528
    Abstract: A laundry dryer capable of effectively removing creases or rumples from an object to be dried, for example, laundry, and effectively removing odor from the laundry is disclosed. The laundry dryer includes a drum for accommodating an object to be dried, a rear supporter for covering a rear side of the drum, a substance supply device having an end arranged at the rear supporter, to supply a water-based substance to an interior of the drum, and a rear plate formed to constitute a rear wall of the dryer while partially exposing the substance supply device.
    Type: Grant
    Filed: September 26, 2008
    Date of Patent: July 24, 2012
    Assignee: LG Electronics, Inc.
    Inventors: Ju Han Yoon, Sang Hun Bae, Seon Il Heo, Yeon Sik Choi, Sang Jin Kim
  • Patent number: 8196439
    Abstract: A washing machine is disclosed. A laundry machine includes a drum rotatably provided in a cabinet, a substance supply device to generate water based substance and to supply the water based substance to the drum, a water supply source to supply water to the substance supply device, a pump positioned between the substance supply device and the water supply source, a connection unit to connect the pump with the water supply source, and a supporting module to support the water supply source, the pump and the substance supply device. The connection unit is configured of a coupling member having both opposite ends connected with the water supply source and the pump, respectively, the connection unit formed at a predetermined portion of the supporting module.
    Type: Grant
    Filed: May 1, 2008
    Date of Patent: June 12, 2012
    Assignee: LG Electronics Inc.
    Inventors: Sang Hun Bae, Dong Geun Lee, Yeon Sik Choi, Ju Han Yoon
  • Patent number: 8181359
    Abstract: A laundry machine is disclosed. The disclosed laundry machine includes a drum rotatably provided in a cabinet; a substance supply device generating water based substance and supplying the water based substance to the drum; a water supply device that is movably provided in the cabinet and supplies water to the substance supply device; and a first stopper confining a position of the water supply device when the water supply device is pulled out from the cabinet.
    Type: Grant
    Filed: April 24, 2008
    Date of Patent: May 22, 2012
    Assignee: LG Electronics Inc.
    Inventors: Sang Hun Bae, Dong Geun Lee, Yeon Sik Choi, Ju Han Yoon
  • Patent number: 8146265
    Abstract: A display device of a dryer, which can achieve the reliability of a function to display a clogging degree in the dryer, is disclosed. The display device includes a display unit for displaying a clogging degree of an air passage through at least one level indicator, and a controller for controlling the display unit when power is supplied, such that the level indicator flickers for a predetermined time, and then displays the clogging degree of the air passage. The display for the clogging degree of the air passage is executed, following the display of a normal operation state of the display unit.
    Type: Grant
    Filed: April 17, 2008
    Date of Patent: April 3, 2012
    Assignee: LG Electronics Inc.
    Inventors: Chang Hun Oh, Seon Il Heo, Yang Hwan Kim, Yeong Sik Choi, Seog Ho Ko, Ju Han Yoon
  • Patent number: 8127576
    Abstract: A laundry machine is disclosed. The disclosed laundry machine includes a drum rotatably provided in a cabinet, a substance supply device provided in the cabinet and supplying moisture to the drum, a water supply device supplying water to the substance supply device, and a valve unit provided in the water supply device, to selectively allow water from the water supply device to be supplied to the substance supply device.
    Type: Grant
    Filed: May 7, 2008
    Date of Patent: March 6, 2012
    Assignee: LG Electronics Inc.
    Inventors: Ju Han Yoon, Dong Geun Lee, Sang Hun Bae, Seon Il Heo, Yeon Sik Choi, Sang Jin Kim
  • Patent number: 7992320
    Abstract: A clogging detecting method for a dryer, which can accurately determine a clogging degree of an air passage, even when there is an operation deviation of a temperature control member, is disclosed. The clogging detecting method includes determining operating characteristics of a temperature control member turning on/off in accordance with a temperature of an air passage, determining a clogging degree of the air passage in accordance with a clogging reference corresponding to the determined operating characteristics, and displaying the determined clogging degree of the air passage.
    Type: Grant
    Filed: April 17, 2008
    Date of Patent: August 9, 2011
    Assignee: LG Electronics Inc.
    Inventors: Chang Hun Oh, Seon Il Heo, Yang Hwan Kim, Yeon Sik Choi, Seog Ho Ko, Ju Han Yoon
  • Patent number: 7947929
    Abstract: A control apparatus for a dryer is provided. The control apparatus provides a connection for a detecting circuit adapted to determine a clogging degree of the dryer. The control apparatus includes a power supply circuit including a heating coil arranged in a heater case, a temperature control member mounted to the heater case, the temperature control member being configured to receive power and supply the received power to the heating coil, a microcomputer that controls an operation of the dryer, and a connecting line that connects the power supply circuit to the microcomputer. The microcomputer can detect a state of the power supply circuit through the connecting line.
    Type: Grant
    Filed: April 17, 2008
    Date of Patent: May 24, 2011
    Assignee: LG Electronics Inc.
    Inventors: Chang Hun Oh, Seon Il Heo, Yang Hwan Kim, Yeong Sik Choi, Seog Ho Ko, Ju Han Yoon