Patents by Inventor Jung-young CHO

Jung-young CHO 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: 20210363423
    Abstract: An etching composition for silicon nitride comprising: a phosphoric acid compound; water; and at least one of a silane compound represented by Formula 1 and a reaction product thereof, and an etching method using the same are disclosed.
    Type: Application
    Filed: April 5, 2019
    Publication date: November 25, 2021
    Inventors: Ki Wook HWANG, Sang Ran KOH, Youn Jin CHO, Jung Min CHOI, Kwen Woo HAN, Jun Young Jang, Yong Woon YOON
  • Patent number: 11145902
    Abstract: Disclosed are an electrolyte for a lithium secondary battery and a lithium secondary battery including the same. The electrolyte for the lithium secondary battery includes a lithium salt, a solvent component and an additive including one or more of the following compounds, wherein each of R1, R2 and R3 is independently hydrogen, an alkyl group having 1 to 20 carbon atoms, a cycloalkyl group having 3 to 20 carbon atoms, an aryl group having 6 to 30 carbon atoms, or an arylalkyl group having 6 to 30 carbon atoms.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: October 12, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, UNIST (Ulsan National Institute of Science and Technology)
    Inventors: Yoon Sung Lee, Jung Young Cho, Ikkyu Kim, Seung-Min Oh, DongHui Kim, Nam-Soon Choi, Koeun Kim, Juyeon Lee, Sung Ji Park
  • Patent number: 11117892
    Abstract: The present invention relates to a pyrrolo-pyridine derivative compound, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient for the prevention or treatment of protein kinase-related diseases. A compound represented by chemical formula 1, an optical isomer thereof, or a pharmaceutically acceptable salt thereof, according to the present invention, has excellent inhibitory activity against various protein kinases including DYRK1A, and therefore, the pharmaceutical composition containing the same as an active ingredient can be favorably used in the treatment or prevention of protein kinase-related diseases. Particularly, the pharmaceutical composition can be effectively used in the prevention, treatment, or alleviation of Alzheimer's disease, dementia, or Alzheimer's dementia.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: September 14, 2021
    Inventors: Hwan Geun Choi, Eunhwa Ko, Joong-heui Cho, Jung Beom Son, Yi Kyung Ko, Jin-Hee Park, So Young Kim, Seock Yong Kang, Seungyeon Lee, Hee Yoon Ryu, Nam Doo Kim, Sang Bum Kim, Sun-Hwa Lee, Dayea Kim, Sun Joo Lee, Sungchan Cho, Kyu-Sun Lee, Kweon Yu, Miri Choi, Ja Wook Koo, Hyang-Sook Hoe
  • Publication number: 20210276302
    Abstract: Disclosed is a method of manufacturing a sound absorbing material for a vehicle, which may include: (a) preparing a mixed fiber including an amount of about 55 to 75 wt % of microfiber polyethylene terephthalate staple fiber having fineness of about 0.3 to 0.7 denier, an amount of about 20 to 40 wt % of low-melt polyethylene terephthalate staple fiber having a fineness of about 1 to 3 denier and a melting point of about 100 to 110° C., and an amount of about 1 to 20 wt % of hollow staple fiber having a fineness of about 13 to 17 denier and a diameter of about 38 to 43 ?m, based on the total weight of the mixed fiber. The method may suitably further comprise (b) forming a plurality of webs comprising the mixed fiber; (c) forming a web layer comprising a plurality of webs; and (d) forming non-woven felt comprising the web layer.
    Type: Application
    Filed: September 15, 2020
    Publication date: September 9, 2021
    Inventors: Seong-Je Kim, Seung-Hyun Won, Keun-Young Kim, Ji-Wan Kim, Jung-Wook Lee, Tae-Yoon Kim, Min-Seok Seo, Jong-Eun Ha, Young-Su Kim, Hyun-Ho Shin, Si-Yoon Kim, Joung-Jun Cho
  • Publication number: 20210264823
    Abstract: A display device including a substrate; a first electrode on the substrate; a partitioning wall on the first electrode that includes a first opening that overlaps the first electrode; a touch detection electrode on the partitioning wall; a low refractive layer on the partitioning wall and the touch detection electrode, the low refractive layer including a second opening that overlaps the first opening; and a high refractive layer on the low refractive layer. Planar shapes of the first opening and the second opening are polygons, each including a series of sides, and a distance between one side of the first opening and the second opening is different than another side of the first opening and the second opening in a plan view.
    Type: Application
    Filed: September 8, 2020
    Publication date: August 26, 2021
    Inventors: Kang Wook HEO, Beohm Rock CHOI, Hae Young YUN, Jung-Hyun CHO, Won Hak CHOI
  • Patent number: 11031588
    Abstract: Provided are a silicon-based composite anode active material for a secondary battery and an anode including the same. The anode active material for a secondary battery may be a silicon-based composite anode active material, which may include a graphite and a silicon component including two or more selected from the group consisting of Si, Si-M, SiOx, and SiC. The Si-M may be a silicon alloy, and the M may include at least one selected from the group consisting of a transition metal, an alkaline earth metal, a group 13 element, a group 14 element, and a rare earth element.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: June 8, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Seung-Min Oh, Yoon Sung Lee, Jung Young Cho, Yeolmae Yeo
  • Patent number: 11024880
    Abstract: Disclose are an electrolyte composite for a lithium secondary battery having an improved output; a cathode including a protective film on its surface; and a lithium secondary battery comprising the same.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: June 1, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Yoon Sung Lee, KiSeok Koh, Jung Young Cho, Ikkyu Kim, Yeolmae Yeo, Seung-Min Oh, Sa Heum Kim, Sungmin Choi
  • Publication number: 20210156925
    Abstract: Disclosed are a method for checking defects in a lithium ion secondary battery and a lithium ion secondary battery manufactured thereby. The method includes primarily charging and degassing the lithium ion secondary battery after manufacture of the secondary battery, secondarily charging and discharging the secondary battery and then measuring one or more of OCVs and IRs of lithium ion secondary battery cells; pressurizing and aging the secondary battery by aging the secondary battery in a state in which a pressure of a designated magnitude or more is applied to the secondary battery, and checking whether or not the secondary battery cells are defective by re-measuring the one or more of OCVs and IRs of the secondary battery cells and then comparing the re-measured one or more of the OCVs and the IRs to the previously measured one or more of the OCVs and the IRs.
    Type: Application
    Filed: April 1, 2020
    Publication date: May 27, 2021
    Inventors: Sang Mok Park, Young Woo Lee, Ik Kyu Kim, Sung Ho Ban, Yoon Ji Lee, Jung Young Cho
  • Patent number: 10923822
    Abstract: A wireless communications antenna includes: a magnetic body including one or more slits formed therein; and a coil part having solenoid form and disposed around the magnetic body, wherein the one or more slits are configured such that the magnetic body is not disconnected and a magnetic path of the magnetic body is continuous.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: February 16, 2021
    Assignee: WITS Co., Ltd.
    Inventors: Tae Jun Choi, Jung Young Cho, Seung Hee Oh, Sung Nam Cho, Chang Hak Choi
  • Patent number: 10868302
    Abstract: Disclosed is a lithium secondary battery capable of preventing the battery life from being reduced. The lithium secondary battery includes a cathode, an anode including silicon, a separator positioned between the cathode and the anode, and an electrolyte including flouoroethylene carbonate (FEC), wherein a weight ratio of the silicon to the FEC is about 0.4 to about 0.8.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: December 15, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: SangJin Park, Seung-Min Oh, SungHoon Lim, Seyoung Lee, Shinkook Kong, Jung Young Cho
  • Publication number: 20200373618
    Abstract: Provided are an electrolyte for a lithium secondary battery and a lithium secondary battery including the same. The electrolyte for a lithium secondary battery may include a lithium salt, a solvent component and an additive, and the additive may include a compound represented by the following Chemical formula (1). In Chemical Formula (1), R1 and R2 are each independently a linear or a branched alkyl group having 2 to 6 carbon atoms and containing 3 or more fluorine atoms.
    Type: Application
    Filed: October 16, 2019
    Publication date: November 26, 2020
    Inventors: Jung Young Cho, Yoon Sung Lee, Nam-Soon Choi, Koeun Kim, Sung Ji Park, Juyeon Lee
  • Publication number: 20200313235
    Abstract: Disclosed is a lithium secondary battery having an improved lifetime. The lithium secondary battery may include: a cathode including a cathode active material; an anode including an anode active material; a separator disposed between the cathode and the anode; and an electrolyte including bis(trimethylsilyl) 2,2-thiodiacetate.
    Type: Application
    Filed: September 17, 2019
    Publication date: October 1, 2020
    Inventors: Yoon Sung Lee, Sangjin Park, Shinkook Kong, Jung Young Cho, Dongjun Kim, Ikkyu Kim, Yeolmae Yeo, Jieun Lee, Sang Mok Park, SungHoon Lim
  • Publication number: 20200235431
    Abstract: Disclosed are an electrolyte for a lithium secondary battery and a lithium secondary battery including the same. The electrolyte for the lithium secondary battery includes a lithium salt, a solvent component and an additive including one or more of the following compounds, wherein each of R1, R2 and R3 is independently hydrogen, an alkyl group having 1 to 20 carbon atoms, a cycloalkyl group having 3 to 20 carbon atoms, an aryl group having 6 to 30 carbon atoms, or an arylalkyl group having 6 to 30 carbon atoms.
    Type: Application
    Filed: May 20, 2019
    Publication date: July 23, 2020
    Inventors: Yoon Sung Lee, Jung Young Cho, Ikkyu Kim, Seung-Min Oh, DongHui Kim, Nam-Soon Choi, Koeun Kim, Juyeon Lee, Sung Ji Park
  • Patent number: 10692648
    Abstract: A magnetic field shielding structure includes a magnetic layer and a resonance reactive shielding circuit including a capacitor and a conductor connected to the capacitor and having a loop form. At least a portion of the magnetic layer overlaps an area surrounded by the conductor in a thickness direction of the magnetic layer.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: June 23, 2020
    Assignee: WITS Co., Ltd.
    Inventors: Seung Hee Oh, Doo Ho Park, Tae Jun Choi, Sung Nam Cho, Chang Hak Choi, Jung Young Cho
  • Patent number: 10692638
    Abstract: A magnetic sheet includes one or more magnetic layers formed of a metal ribbon, the metal ribbon includes fragments with metal oxide coating layers formed in spaces between the fragments.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: June 23, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jung Young Cho, Tai Yon Cho, Sung Nam Cho, Chang Hak Choi, San Kyeong
  • Publication number: 20200176758
    Abstract: Provided are a silicon-based composite anode active material for a secondary battery and an anode including the same. The anode active material for a secondary battery may be a silicon-based composite anode active material, which may include a graphite and a silicon component including two or more selected from the group consisting of Si, Si-M, SiOx, and SiC. The Si-M may be a silicon alloy, and the M may include at least one selected from the group consisting of a transition metal, an alkaline earth metal, a group 13 element, a group 14 element, and a rare earth element.
    Type: Application
    Filed: September 23, 2019
    Publication date: June 4, 2020
    Inventors: Seung-Min Oh, Yoon Sung Lee, Jung Young Cho, Yeolmae Yeo
  • Patent number: 10658104
    Abstract: A magnetic sheet includes a first region and a second region disposed adjacent to each other on a same surface, wherein the first region includes first crack lines formed in a first direction, and the second region includes second crack lines formed in a second direction.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: May 19, 2020
    Assignee: WITS Co., Ltd.
    Inventors: San Kyeong, Doo Ho Park, Jung Young Cho, Chang Hak Choi
  • Publication number: 20200091510
    Abstract: Disclosed is a lithium secondary battery capable of preventing the battery life from being reduced. The lithium secondary battery includes a cathode, an anode including silicon, a separator positioned between the cathode and the anode, and an electrolyte including flouoroethylene carbonate (FEC), wherein a weight ratio of the silicon to the FEC is about 0.4 to about 0.8.
    Type: Application
    Filed: November 27, 2018
    Publication date: March 19, 2020
    Inventors: SangJin Park, Seung-Min Oh, SungHoon Lim, Seyoung Lee, Shinkook Kong, Jung Young Cho
  • Patent number: 10595450
    Abstract: A magnetic sheet for a communications module includes a magnetic material. The magnetic sheet includes crushed cracks in a first region and a second region disposed adjacent to the first region. Degrees of crushed cracks are different in the first region and the second region.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: March 17, 2020
    Assignee: WITS Co., Ltd.
    Inventors: Seung Min Lee, Jung Young Cho, Jung Wook Seo, Doo Ho Park
  • Patent number: 10581047
    Abstract: Provided are a method of manufacturing an all-solid battery and an all-solid battery manufactured by the method. The all-solid batter may have edge portions that can be more effectively insulated. In particular, the all-solid battery may include a cathode layer, an anode layer, and an electrolyte layer, a first insulator disposed at an edge of the cathode layer and a second insulator disposed between the cathode layer and the first insulator, thereby forming a membrane of the second insulator for preventing contact between the cathode layer and the anode layer in pressing.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: March 3, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Sang Jin Park, Jung Young Cho, Sung Min Choi, Shin Kook Kong