Patents by Inventor Dong-ju Kim

Dong-ju Kim 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: 20230159224
    Abstract: A combination set of eco-friendly recycling beverage container includes a container unit and a recycling storage unit. The container unit includes a soft part that has softness that folds and bends more easily than plastic or glass and stores a beverage therein, an inlet support part coupled around a beverage outlet at an upper end of the soft part, and a bottom support part coupled to a lower end of the soft part. The recycling storage unit is configured to accommodate and bind the container unit, the recycling storage unit having a multi-stage overlapping structure in which an overall height is reduced depending on a degree of reduced amount of the beverage contained in the container unit.
    Type: Application
    Filed: February 15, 2022
    Publication date: May 25, 2023
    Inventors: Dong Ju KIM, Woo-Hyun KIM
  • Patent number: 11657763
    Abstract: A display device includes a display panel displaying an image, a scan driver configured to apply scan signals to the display panel, and a power supply configured to apply a gate high voltage and a gate low voltage to the scan driver. The scan driver discharges the display panel based on a second gate high voltage lower than the gate high voltage during a discharging operation of the display panel.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: May 23, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Dong Ju Kim, Soon Dong Cho, Jun O Hur, Dong Won Park, Won Yong Jang
  • Patent number: 11658328
    Abstract: Provided is a superwide pouch type secondary battery comprising an electrode assembly including a cathode plate, an anode plate, and a separator; a pouch surrounding the electrode assembly; and electrode tabs connected to both ends of the electrode assembly and protruding outward of the pouch, wherein the electrode tabs connected to the both ends of the electrode assembly include one or more cathode tabs and anode tabs, respectively, and width of battery cell is more than 4 times longer than height of battery cell such that loading efficiency of the pouch type secondary battery into a vehicle and an energy density may be improved without increasing an internal electrode.
    Type: Grant
    Filed: January 13, 2022
    Date of Patent: May 23, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Dong Ju Kim, Jin Go Kim, Bo Hyun Lee
  • Publication number: 20230120339
    Abstract: A head mounted fan includes: a main blowing tube configured to be mounted on an upper portion of a head of a user, the main blowing tube having an air inlet through which air is introduced and including a main flow path through which air flows therein; a sub blowing tube connected to the main blowing tube, wherein the sub blowing tube includes a plurality of sub flow paths branching from the main flow path to extend in one direction of the head when the head mounted fan is worn on the head, and wherein air is discharged toward a scalp of the head through a plurality of air outlets communicating with the sub flow paths; and a wind generating unit configured to provide air pressure for causing the air to flow in the main flow path.
    Type: Application
    Filed: August 31, 2022
    Publication date: April 20, 2023
    Inventors: Dong Ju KIM, Woo-Hyun KIM
  • Patent number: 11577657
    Abstract: A vehicular luggage tray apparatus is capable of receiving and storing goods in a main tray and a sub tray, and of receiving and storing the main tray and the sub tray in an unused space in a side wall of a luggage room of a vehicle.
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: February 14, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAEJOO PRECISION INDUSTRIAL
    Inventors: Kyoung Ho Lee, Seung Soo Ryu, Jae Yong Lee, Kwang Ok Jeon, Tae Woo Kim, Dong Ju Kim, Kyoung Jun Jin
  • Publication number: 20230023112
    Abstract: A discount service method carried out by a discount service device. The method includes: obtaining discount rate information based on changes in variable values of respective discount elements of an object being sold; on the basis of the discount rate information, identifying, for a plurality of sales records of the object being sold, a consumer distribution corresponding to changes in the discount rates of the respective discount elements of the object being sold; and determining a final discount rate for a predetermined consumer of the object being sold, by applying weights to the respective discount elements, calculated on the basis of the identified consumer distribution. When the consumer distribution changes, the weights of the respective discount elements change, and thus the final discount rate is determined differently, even when the variable values of the respective discount elements for the predetermined consumer are the same.
    Type: Application
    Filed: September 15, 2022
    Publication date: January 26, 2023
    Applicant: PTION CO., LTD.
    Inventors: Dong Ju KIM, Woo-Hyun KIM, Namhyun KIM, Doheon KIM
  • Publication number: 20230017233
    Abstract: A pouch-type secondary battery includes an electrode assembly including a first electrode plate, a separator, and a second electrode plate; and a pouch film in which the electrode assembly is accommodated, wherein the pouch film includes a first side sealing portion from which a negative electrode lead connected to the electrode assembly protrudes, a second side sealing portion from which a positive electrode lead connected to the electrode assembly protrudes, and an upper sealing portion having both end portions connected to the first and second side sealing portions, and the pouch film includes a folded portion disposed on an end of the first side sealing portion and an end of the second side sealing portion, and folded toward a bottom portion of the pouch film, wherein the folded portion is folded in one direction.
    Type: Application
    Filed: July 19, 2022
    Publication date: January 19, 2023
    Inventors: Jae Gyu BYUN, Dong Ju KIM, Sang Mo KIM, Jin Go KIM, Sun Min PARK, Taek Eon JEONG
  • Publication number: 20220407169
    Abstract: A ventilation device for a secondary battery includes a frame including a first frame and a second frame, and a connector connecting the first frame and the second frame to each other and including a slit portion. Each of the first frame and the second frame includes a facing surface that faces each other, and at least one of the first frame and the second frame includes a ventilation guiding portion recessed from the facing surface. The frame includes a terrace expansion restraining portion including an inclined surface structured to support a pouch terrace portion of the secondary battery and formed at a surface of the frame adjacent to a surface including the ventilation guiding portion. A ventilation control portion is formed to provide a space between the first frame and the second frame to be connected to the ventilation guiding portion.
    Type: Application
    Filed: June 17, 2022
    Publication date: December 22, 2022
    Inventors: Taek Eon JEONG, Sang Mo KIM, Dong Ju KIM, Jin Go KIM, Sun Min PARK, Jae Gyu BYUN
  • Publication number: 20220407168
    Abstract: A ventilation device for a secondary battery includes a frame including a first frame and a second frame, and a connector connecting the first frame and the second frame to each other and including a slit portion formed therein. Each of the first frame and the second frame has a facing surface that faces each other, and at least one of the first frame and the second frame includes a ventilation guiding portion recessed from the facing surface, and a ventilation control portion is formed to provide a space between the first frame and the second frame and to be connected to the ventilation guiding portion.
    Type: Application
    Filed: June 17, 2022
    Publication date: December 22, 2022
    Inventors: Taek Eon JEONG, Sang Mo KIM, Dong Ju KIM, Jin Go KIM, Sun Min PARK, Jae Gyu BYUN
  • Patent number: 11482180
    Abstract: Disclosed are a device and method for measuring an organic light emitting diode, which measures an amount of energy for compensating for a burn-in of an organic light emitting diode, by sensing a charged voltage of a sensing line connected to the organic light emitting diode. The device for measuring an organic light emitting diode includes an external current source, and is configured to measure an amount of energy for compensating for a burn-in, by sensing a charged voltage of a parasitic capacitor of a sensing line.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: October 25, 2022
    Assignee: Silicon Works Co., Ltd.
    Inventors: Kyung Jik Min, Jeong Hoon Choi, Dong Ju Kim, Jung Bae Yun
  • Patent number: 11444341
    Abstract: An apparatus for degassing a battery cell includes: a gas suction portion providing negative pressure; a first tubular member connected to the gas suction portion, and having at least one suction port formed in a radial direction; a second tubular member connected to the gas suction portion, and provided to be coupled to the first tubular member; and a hemispherical cover coupled to the first tubular member and the second tubular member, respectively, wherein the hemispherical cover includes a first cover coupled to the first tubular member and a second cover coupled to the second tubular member, when the first tubular member and the second tubular member and are coupled, the first cover and the second cover may be disposed such that openings face each other, and the suction port may be disposed between the first cover and the second cover.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: September 13, 2022
    Assignee: SK Innovation Co., Ltd.
    Inventors: Sun Min Park, Dong Ju Kim, Ji Won Na
  • Publication number: 20220278416
    Abstract: A battery cell includes: an electrode assembly; a battery case accommodating the electrode assembly and an electrolyte; and a gas discharging portion disposed between the electrode assembly and the battery case, and opening and closing a flow path based on pressure within the battery case, wherein the gas discharging portion includes: a moving member being moved in the flow path; a plurality of elastic members each elastically supporting the moving member; and a plurality of support members each disposed between the moving member and the elastic member, and in point contact with the moving member.
    Type: Application
    Filed: February 25, 2022
    Publication date: September 1, 2022
    Inventors: Taek Eon JEONG, Sang Mo KIM, Dong Ju KIM, Jae Gyu BYUN, Sun Min PARK, Eun Soo CHO
  • Publication number: 20220277969
    Abstract: An embodiment of the present invention provides a large-area heater. The large-area heater comprises: a heating plate including a central area in which heat is concentrated and a peripheral area surrounding the central area; and a plurality of unit heaters for heating at least a part of the central area and at least a part of the peripheral area, wherein each of the plurality of unit heaters comprises: a plurality of heat emitting areas producing different amounts of heat; a plurality of power wires for independently transmitting power to the plurality of heating areas, respectively; and pairs of power terminals which are arranged at the corner of each of the unit heaters so as to supply power to the plurality of power wires, the number of pairs of power terminals corresponding to the number of the plurality of heat emitting areas.
    Type: Application
    Filed: November 22, 2019
    Publication date: September 1, 2022
    Inventors: Tai Young KANG, Dong ju KIM, Young Sung HONG, Hyun Gi KANG
  • Publication number: 20220209278
    Abstract: Provided is a superwide pouch type secondary battery comprising an electrode assembly including a cathode plate, an anode plate, and a separator; a pouch surrounding the electrode assembly; and electrode tabs connected to both ends of the electrode assembly and protruding outward of the pouch, wherein the electrode tabs connected to the both ends of the electrode assembly include one or more cathode tabs and anode tabs, respectively, and width of battery cell is more than 4 times longer than height of battery cell such that loading efficiency of the pouch type secondary battery into a vehicle and an energy density may be improved without increasing an internal electrode.
    Type: Application
    Filed: January 13, 2022
    Publication date: June 30, 2022
    Inventors: Dong Ju KIM, Jin Go KIM, Bo Hyun LEE
  • Publication number: 20220158276
    Abstract: A pouch secondary battery is disclosed. One aspect of the present invention provides a pouch secondary battery including a casing configured to accommodate an electrode assembly from which electrode tabs are led; and the casing includes a sealing portion formed on three sides of four sides of the pouch secondary battery and an adhesion portion formed on the remaining one side; and an extending portion protruding perpendicularly with respect to the adhesion portion is formed in a portion adjacent to the adhesion portion in the sealing portion.
    Type: Application
    Filed: February 2, 2022
    Publication date: May 19, 2022
    Inventors: Tae Il Kim, Dong Ju Kim, Sung Yeop Kim, Jin Go Kim, Seung Noh Lee
  • Publication number: 20220158272
    Abstract: A secondary battery module includes a plurality of pouch type secondary batteries stacked in parallel, and a cooling plate configured to cool the plurality of stacked pouch type secondary batteries, wherein each of the pouch type secondary batteries includes a sealing portion and a close contact portion formed by an exterior material in an outer periphery thereof, the sealing portion is formed at three of four sides of the pouch type secondary battery and the close contact portion is formed at the other side of the pouch type secondary battery, an extending portion protruding in a direction perpendicular to the close contact portion is formed at a portion of the sealing portion adjacent to the close contact portion, and the cooling plate is brought into contact with the close contact portions of the plurality of stacked pouch type secondary batteries and cools the close contact portions.
    Type: Application
    Filed: December 29, 2021
    Publication date: May 19, 2022
    Inventors: Seung Hoon JU, Kwan Yong KIM, Dong Ju KIM, Sung Yeop KIM, Jin Go KIM, Tae Il KIM, Seung Noh LEE
  • Publication number: 20220126757
    Abstract: A vehicular luggage tray apparatus is capable of receiving and storing goods in a main tray and a sub tray, and of receiving and storing the main tray and the sub tray in an unused space in a side wall of a luggage room of a vehicle.
    Type: Application
    Filed: May 13, 2021
    Publication date: April 28, 2022
    Inventors: Kyoung Ho Lee, Seung Soo Ryu, Jae Yong Lee, Kwang Ok Jeon, Tae Woo Kim, Dong Ju Kim, Kyoung Jun Jin
  • Publication number: 20220108659
    Abstract: A display device includes a display panel displaying an image, a scan driver configured to apply scan signals to the display panel, and a power supply configured to apply a gate high voltage and a gate low voltage to the scan driver. The scan driver discharges the display panel based on a second gate high voltage lower than the gate high voltage during a discharging operation of the display panel.
    Type: Application
    Filed: September 30, 2021
    Publication date: April 7, 2022
    Inventors: Dong Ju Kim, Soon Dong Cho, Jun O Hur, Dong Won Park, Won Yong Jang
  • Patent number: 11276873
    Abstract: Provided is a superwide pouch type secondary battery comprising an electrode assembly including a cathode plate, an anode plate, and a separator; a pouch surrounding the electrode assembly; and electrode tabs connected to both ends of the electrode assembly and protruding outward of the pouch, wherein the electrode tabs connected to the both ends of the electrode assembly include one or more cathode tabs and anode tabs, respectively, and width of battery cell is more than 4 times longer than height of battery cell such that loading efficiency of the pouch type secondary battery into a vehicle and an energy density may be improved without increasing an internal electrode.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: March 15, 2022
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Dong Ju Kim, Jin Go Kim, Bo Hyun Lee
  • Patent number: 11276893
    Abstract: A pouch secondary battery is disclosed. One aspect of the present invention provides a pouch secondary battery including a casing configured to accommodate an electrode assembly from which electrode tabs are led; and the casing includes a sealing portion formed on three sides of four sides of the pouch secondary battery and a close contact portion formed on the remaining one side; and an extending portion protruding perpendicularly with respect to the close contact portion is formed in a portion adjacent to the close contact portion in the sealing portion.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: March 15, 2022
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Tae Il Kim, Dong Ju Kim, Sung Yeop Kim, Jin Go Kim, Seung Noh Lee