Patents by Inventor Min Kwon

Min Kwon 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).

  • Method of Preparing Slurry Composition for Secondary Battery Positive Electrode, Positive Electrode for Secondary Battery Prepared by Using the Same, and Lithium Secondary Battery Including the Positive Electrode
    Publication number: 20200295347
    Abstract: A method of preparing a slurry composition for a secondary battery positive electrode includes preparing a positive electrode active material pre-dispersion by mixing a lithium iron phosphate-based positive electrode active material, a dispersant, and a solvent, and preparing a slurry for a positive electrode by further mixing a conductive agent, a binder, and an additional solvent with the positive electrode active material pre-dispersion is provided. A positive electrode for a secondary battery which is prepared by using the same method, and a lithium secondary battery including the positive electrode are also provided.
    Type: Application
    Filed: March 22, 2018
    Publication date: September 17, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Byoung Hoon Ahn, Houng Sik Yoo, Gye Min Kwon, Sang Hoon Choy
  • Method for preparing needle-like sulfide-based solid electrolyte
    Patent number: 10777846
    Abstract: Provided is a method for preparing a needle-like sulfide-based solid electrolyte. The method may include: preparing a solid electrolyte admixture comprising an organic solvent, Li2S, P2S5, and LiCl; synthesizing a solid electrolyte by stirring the solid electrolyte admixture at a temperature of about 30 to 60° C. for about 22 to 26 hours; first stirring the solid electrolyte at a speed of about 80 to 120 rpm for about 5 to 10 minutes; after the first stirring, second stirring the first stirred solid electrolyte at a speed of about 250 to 300 rpm; vacuum-drying the second stirred solid electrolyte for about 12 to 24 hours; and heat-treating the vacuum-dried solid electrolyte at a temperature of about 350 to 550° C. for about 1 to 5 hours.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: September 15, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Oh Min Kwon, Yong Sub Yoon, Sung Woo Noh, Seung Hyun Oh, Sun Ho Choi, Dong Wook Shin, Chan Hwi Park
  • System and method for controlling power to electronic control unit of vehicle
    Patent number: 10766442
    Abstract: A power control system of an electronic control unit of a vehicle includes: a main power supply unit and an auxiliary power supply unit for supplying power to the electronic control unit; a main electronic fuse connected to a main circuit for detecting temperature or current flowing in the main circuit to determine whether a failure occurs in the main circuit; an auxiliary electronic fuse connected to an auxiliary circuit for detecting a temperature or current flowing in the auxiliary circuit to determine whether a failure occurs in the auxiliary circuit; and a power control unit connected to the main electronic fuse and to the auxiliary electronic fuse for controlling an ON/OFF operation of the main electronic fuse and the auxiliary electronic fuse according to whether a failure occurs in the main electronic fuse and the auxiliary electronic fuse.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: September 8, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Jae Min Kwon
  • Electrode active material slurry, preparation method thereof, and all-solid secondary battery comprising the same
    Patent number: 10756352
    Abstract: Provided is an electrode active material slurry including a clustered complex and a slurry, wherein the clustered complex includes an electrode active material, a solid electrolyte, a conductive material, and a first binder, and the slurry includes a solvent and a second binder. The electrode active material slurry may include the clustered complex including the first binder and the slurry including the second binder so as to decrease a surface area of the overall complex, such that adhesion property with the current collector may be sufficiently secured even by using a small amount of binder, and performance of the all-solid secondary battery may be further improved.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: August 25, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Industry-University Cooperation Foundation Hanyang University
    Inventors: Yong Sub Yoon, Hong Seok Min, Kyung Su Kim, Oh Min Kwon, Dong Wook Shin, Sung Woo Noh, Lak Young Choi
  • Battery anode for an all solid cell
    Patent number: 10741875
    Abstract: Provided are an anode for an all solid cell and a method of fabricating the same. The anode may include an anode current collector, a conductive material of which one end contacts a part of the anode current collector, a conductive coating layer surrounding the conductive material, an anode active material which contacts the other end of the conductive material, and a solid electrolyte. The conductive coating layer may prevent the conductive material and the solid electrolyte from being electrically connected to each other.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: August 11, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Oh Min Kwon, Yong Sub Yoon, Sung Woo Noh, Sun Ho Choi, Moon Ju Cho, Dong Wook Shin, Chan Hwi Park
  • REFRIGERATOR HAVING DISPENSER
    Publication number: 20200247656
    Abstract: A refrigerator provided with a dispenser, wherein a water discharging member that is installed in the dispenser includes: a nozzle pipe; a light source that radiates ultraviolet light from one end of the nozzle pipe to an inner space of the nozzle pipe; and a window that is provided between the one end of the nozzle pipe and the light source, that divides the inner space of the nozzle pipe and an area where the light source is disposed and that transmits ultraviolet light radiated from the light source to the nozzle pipe.
    Type: Application
    Filed: August 26, 2019
    Publication date: August 6, 2020
    Inventors: O Min KWON, Hyungkyu PARK
  • REFRIGERATOR CAPABLE OF SOUND INPUT
    Publication number: 20200252705
    Abstract: A cap deco which is installed at an upper portion of a door of a refrigerator. There is provided a cap deco, in which a portion of a door cover that defines an upper surface of the cap deco includes a microphone pocket in which a microphone is accommodated and a speaker pocket in which a speaker is accommodated and the microphone pocket and the speaker pocket are defined as separate spaces from each other. A microphone mount is installed in the microphone pocket and a speaker mount 514 manufactured as a separate part from the microphone mount 511 is installed in the speaker pocket.
    Type: Application
    Filed: August 28, 2019
    Publication date: August 6, 2020
    Inventors: O Min KWON, Hyungkyu PARK
  • Positive electrode active material, method of manufacturing the same and all-solid battery including the same
    Patent number: 10714786
    Abstract: Disclosed are a positive electrode active material capable of suppressing a reaction between a core and a solid electrolyte, a method of manufacturing the same and an all-solid battery including the same. Provided is a positive electrode active material for all-solid batteries including a core comprising a lithium-containing metal oxide, and a coating layer comprising LiI applied to the surface of the core.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: July 14, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Oh Min Kwon, Hong Seok Min, Yong Sub Yoon, Kyung Su Kim, Yoon Seok Jung, Young Jin Nam, Dae Yang Oh, Sung Hoo Jung
  • Electronic device and display method for selecting an area of an icon
    Patent number: 10705681
    Abstract: An electronic device is provided. The electronic device includes a display, a memory that stores icon image associated with an application, and a processor. The processor selects a partial area of the icon image, determines whether a type of an image included in the selected area is a first image type or a second image type, displays, if the type of the image included in the selected area is the first image type, the image included in the selected area in the display at a first magnification, and displays, if the type of the image included in the selected area is the second image type, the image included in the selected area in the display at a second magnification.
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: July 7, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyeok Min Kwon, Dae Won Kim, Young Ha Park, Kyu Ho Lee, Young Sik Park, Sang Uk Jeon
  • APPARATUS AND METHOD FOR DETECTING BATTERY CELL FAILURE DUE TO UNKNOWN DISCHARGE CURRENT
    Publication number: 20200209313
    Abstract: A method for detecting failure of a battery cell due to an unknown discharge current, including connecting a detector in series between the battery cell and a power supply for supplying a charging power, determining whether the charging of the battery cell progresses by the charging power in excess of a predetermined battery cell specific charging reference time, measuring a current value of the battery cell in real time if the charging of the battery cell progresses in excess of the battery cell specific charging reference time, determining whether the current value of the battery cell measured in real time exceeds a predetermined battery cell specific failure determination reference current range value, and determining a state of the battery cell as a failure state if the current value of the battery cell exceeds the predetermined battery cell specific failure determination reference current range value.
    Type: Application
    Filed: March 12, 2020
    Publication date: July 2, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Jin Sam KOO, Kwang Soo JEON, Jun Hyuk PACK, Dong Hyun LEE, Kyoung Min KWON, Jong Hwa LEE
  • BLOCKCHAIN-BASED ONE ID SERVICE SYSTEM AND METHOD
    Publication number: 20200195629
    Abstract: Provided are a blockchain-based one ID service system and method, in an authentication method according to the embodiment of present invention, an authentication support server maps and registers a first ID issued by a first SP server to a first user and a first site of the first SP server, which is an issuing server, and, upon receiving the first ID from a second SP server, the authentication support server returns information on the first site mapped to the first ID to the second SP server. To this end, there is no need for a separate server configuration to perform an authentication procedure, and it is possible to lessen the burden of performing authentication for SPs.
    Type: Application
    Filed: August 20, 2018
    Publication date: June 18, 2020
    Applicant: SK HOLDINGS CO., LTD.
    Inventors: Yong Min KWON, Kyong Gu KANG, Da Woon LEE
  • Method of manufacturing short-preventive all-solid-state battery
    Patent number: 10686168
    Abstract: A method of manufacturing a short-preventive all-solid-state battery in which a thermosetting insulating resin applied in advance to a pouch-type electrode case provided with an electrode assembly received therein is forced to fill a space between the edges of the electrode assembly during packaging of the electrode assembly to fill vacant spaces between electrodes at the edges of the electrode assembly and may thus prevent physical contact and collision between the electrodes and fundamentally prevent generation of a short circuit caused thereby.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: June 16, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Yong Sub Yoon, Pil Gun Oh, Oh Min Kwon, Hong Seok Min
  • Vehicular battery module
    Patent number: 10629962
    Abstract: A vehicular battery module that is capable of securing the stability of a vehicle by inducing self-discharge of a battery cell when the battery is overcharged includes: a plurality of stacked battery cells, each of which includes a battery pouch and electrode terminals extending outwards from the battery pouch, and a variable-resistor disposed between the electrode terminals of the one-side battery pouch and the other-side battery pouch so as to electrically connect the two electrode terminals to each other.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: April 21, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Pil Gun Oh, Yong Sub Yoon, Sang Mo Kim, Yun Sung Kim, Hong Seok Min, Oh Min Kwon
  • Apparatus and method for detecting battery cell failure due to unknown discharge current
    Patent number: 10627448
    Abstract: A method for detecting failure of a battery cell due to an unknown discharge current, including connecting a detector in series between the battery cell and a power supply for supplying a charging power, determining whether the charging of the battery cell progresses by the charging power in excess of a predetermined battery cell specific charging reference time, measuring a current value of the battery cell in real time if the charging of the battery cell progresses in excess of the battery cell specific charging reference time, determining whether the current value of the battery cell measured in real time exceeds a predetermined battery cell specific failure determination reference current range value, and determining a state of the battery cell as a failure state if the current value of the battery cell exceeds the predetermined battery cell specific failure determination reference current range value.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: April 21, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Jin Sam Koo, Kwang Soo Jeon, Jun Hyuk Pack, Dong Hyun Lee, Kyoung Min Kwon, Jong Hwa Lee
  • All-solid state battery and method of manufacturing the same
    Patent number: 10622616
    Abstract: Disclosed are an all-solid state battery and a method of manufacturing the same. The all-solid state battery includes: a current collector comprising an electrode mixture comprising an active material, a conductive material, a binder, and a nano-solid electrolyte; and a composite electrode comprising microcapsules. The electrode mixture is formed in a slurry and the microcapsules are configured to coat the slurry on the current collector.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: April 14, 2020
    Assignee: Hyundai Motor Company
    Inventors: Sang Heon Lee, Hong Seok Min, Oh Min Kwon, Yong Sub Yoon, Kyung Su Kim
  • Solid electrolyte carbon dioxide sensor and manufacturing method thereof
    Patent number: 10605764
    Abstract: A solid electrolyte CO2 sensor may include a solid electrolyte bonded to a substrate to join and seal the substrate, a sensing electrode formed at a first side of the solid electrolyte, and a reference electrode formed between a second side of the solid electrolyte and one surface of the substrate, and sealed by the solid electrolyte and the substrate.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: March 31, 2020
    Assignees: Hyundai Motor Company, NANOIONICS KOREA CO., LTD.
    Inventors: Sun-Mi Oh, Hyun-Soo Sohn, Jong-Min Kwon, Yang-Ki Kim, Tae-Won Lee, Ji-Hye Kim
  • Solid electrolyte-type carbon dioxide sensor having reduced influence from volatile organic compounds
    Patent number: 10591437
    Abstract: A solid electrolyte-type CO2 sensor having a reduced influence from volatile organic compounds (VOCs), includes: a solid electrolyte; a reference electrode which is formed at one side of the solid electrolyte; a detecting electrode of which one side is joined and which is formed at the other side of the solid electrolyte; a substrate which is formed at the other side of the reference electrode; and an oxidation catalyst which is formed at the other side of the detecting electrode.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: March 17, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, NANOIONICS KOREA CO., LTD.
    Inventors: Sun-Mi Oh, Hyun-Soo Sohn, Jong-Min Kwon, Yang-Ki Kim, Tae-Won Lee, Ji-Hye Kim
  • SYSTEM AND METHOD FOR CONTROLLING POWER TO ELECTRONIC CONTROL UNIT OF VEHICLE
    Publication number: 20200062199
    Abstract: A power control system of an electronic control unit of a vehicle includes: a main power supply unit and an auxiliary power supply unit for supplying power to the electronic control unit; a main electronic fuse connected to a main circuit for detecting temperature or current flowing in the main circuit to determine whether a failure occurs in the main circuit; an auxiliary electronic fuse connected to an auxiliary circuit for detecting a temperature or current flowing in the auxiliary circuit to determine whether a failure occurs in the auxiliary circuit; and a power control unit connected to the main electronic fuse and to the auxiliary electronic fuse for controlling an ON/OFF operation of the main electronic fuse and the auxiliary electronic fuse according to whether a failure occurs in the main electronic fuse and the auxiliary electronic fuse.
    Type: Application
    Filed: November 27, 2018
    Publication date: February 27, 2020
    Inventor: Jae Min Kwon
  • Server structure for supporting multiple sessions of virtualization
    Patent number: 10560727
    Abstract: A virtualization server is disclosed. The disclosed virtualization server comprises a plurality of CPUs, a plurality of GPUs, a plurality of graphic shared memories, a plurality of streaming CPUs, and a plurality of network cards, and allocates a CPU, a GPU, a graphic shared memory, a streaming CPU, and a network card to each terminal, in consideration of the number of terminals connecting to the virtualization server, the properties of applications executed by the terminals, bandwidths between the virtualization server and the terminals. Since the virtualization server can allocate a resource which matches with the performance required by each terminal, the virtualization server can be flexible to respond to an increase of the number of terminals and efficiently use resources.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: February 11, 2020
    Assignee: ERMIND CO., LTD
    Inventor: Young Min Kwon
  • Hybrid transmission protocol
    Patent number: 10547878
    Abstract: Provided is a hybrid protocol which may provide web browsing service even by means of a low-performance set-top box using a virtualization server. The virtualization server separately encodes a region of a target page, the video of the region being reproduced, or transcodes the video concerned and transmits the transcoded video. In addition, the virtualization server captures a region, on which web data is displayed, as an image file and transmits the image file to the set top box. The set top box reproduces the video using a hardware decoding chip, and restores the target page from the image file using a low-performance CPU.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: January 28, 2020
    Assignee: ERMIND CO., LTD
    Inventor: Young Min Kwon