Patents by Inventor Hyun-Su Lee

Hyun-Su Lee 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: 20220194796
    Abstract: The present invention relates to a lithium compound manufacturing method comprising the steps of heat treatment of lithium-containing ore; roasting the heat-treated ore with sulfuric acid to prepare an acid product; mixing the acid product with leaching water to prepare a leachate; purifying the leachate; and adding a phosphorus supply material and a basic material to the purified leachate to obtain a solid lithium phosphate.
    Type: Application
    Filed: December 21, 2018
    Publication date: June 23, 2022
    Inventors: Kiyoung Kim, Gi-Chun Han, Young-Seon Ko, Hyun Woo Lee, Kwang Seok Park, Juyoung Kim, Woonkyoung Park, Sang Won Kim, Woo Chul Jung, Kee Uek Jeung, Jung Kwan Park, Dong Soo Kim, Sang Gil Lee, Jin Yeop Wi, Young-Su Kwon
  • Publication number: 20220199870
    Abstract: A display device includes a substrate; a first electrode and a second electrode disposed in an emission area and a sub-region and spaced apart from each other in a first direction; a first insulating layer disposed on the first electrode and the second electrode; light emitting elements disposed on the first insulating layer in the emission area, and including ends disposed on the first and second electrodes, respectively; and a second insulating layer disposed on the first insulating layer. The second insulating layer includes a fixing pattern; a support pattern portion; and a connection portion electrically connecting the fixing pattern and the support pattern portion, and the fixing pattern includes a first region that contacts an outer surface of the light emitting elements and a second region that does not contact the outer surface of the light emitting elements.
    Type: Application
    Filed: September 15, 2021
    Publication date: June 23, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyun KIM, Jeong Su PARK, Myeong Hun SONG, Sang Hoon LEE, Jong Chan LEE
  • Publication number: 20220185920
    Abstract: The present invention relates to a polypropylene-based composite material having improved physical properties including impact strength at low temperature and at room temperature, flexural strength, flexural modulus, etc., and a method for preparing the same.
    Type: Application
    Filed: August 27, 2020
    Publication date: June 16, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Sang Eun Park, In Sung Park, Eun Jung Lee, Hyun Jin Ju, Tae Su Kim, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Publication number: 20220181642
    Abstract: Disclosed are a catalyst complex which may suppress cell voltage reversal in a fuel cell and a method for manufacturing the same. The catalyst complex includes a support, a first catalytic active material supported on the support and comprising a platinum component including one or more selected from the group consisting of platinum and a platinum alloy, and a second catalytic active material supported on the support and comprising one or more selected from a noble metal other than platinum and an oxide thereof, and the support includes functional groups including oxygen.
    Type: Application
    Filed: August 10, 2021
    Publication date: June 9, 2022
    Inventors: Dae Yong Son, Jung Han Yu, Byoung Su Kim, Hyun Joo Lee, Hee Eun Kim
  • Publication number: 20220173561
    Abstract: Provided are an electric appliance and a method of manufacturing the same, the electric appliance having a smaller size and a reduced overall weight by preventing a fluid from flowing into a space unrelated to a heating component in a state where the fluid fills its case. The electric appliance includes: a case including a first space and a second space communicated to each other; a first component disposed in the first space; a second component disposed in the second space; a connection portion electrically connecting the first component and the second component to each other; and a potting pattern including a resin material and formed in the first space.
    Type: Application
    Filed: November 18, 2021
    Publication date: June 2, 2022
    Inventors: Young Jun Jang, Hyun Su Kim, Jun Kyu Lee, Pill Ju Kim, Sang Keun Ji, Dong Kyun Ryu
  • Publication number: 20220173560
    Abstract: Provided are an electric appliance and a method of manufacturing the same, the electric appliance having a smaller size and a reduced overall weight by preventing a fluid from flowing into a space unrelated to a heating component in a state where the fluid fills its case. The electric appliance includes: a case including a first space and a second space communicated to each other; a first component disposed in the first space; a second component disposed in the second space; a connection portion electrically connecting the first component and the second component to each other; and a potting pattern including a resin material and formed in the first space.
    Type: Application
    Filed: November 18, 2021
    Publication date: June 2, 2022
    Inventors: Young Jun Jang, Hyun Su Kim, Jun Kyu Lee, Pill Ju Kim, Sang Keun Ji, Dong Kyun Ryu
  • Publication number: 20220147718
    Abstract: The present invention relates to a context-based QA generation architecture, and an object of the present invention is to generate diverse QA pairs from a single context. To achieve the object, the present invention includes a latent variable generating network including at least one encoder and an artificial neural network (Multi-Layer Perceptron: MLP) and configured to train the artificial neural network using a first context, a first question, and a first answer, and generate a second question latent variable and a second answer latent variable by applying the trained artificial neural network to a second context, an answer generating network configured to generate a second answer by decoding the second answer latent variable, and a question generating network configured to generate a second question based on a second context and the second answer.
    Type: Application
    Filed: November 12, 2020
    Publication date: May 12, 2022
    Inventors: Dong Hwan KIM, Han Su KIM, You Kyung KWON, Hyun Ok KIM, Sean Le LEE
  • Publication number: 20210397921
    Abstract: The present invention relates to a chip counter, which transmits an X-ray beam through a tape reel around which a tape having a plurality of semiconductor chips mounted in a row therein is wound, acquires an image scattered or diffracted by the semiconductor chips, and processes the acquired image, so as to count the number of the semiconductor chips, wherein: the X-ray beam transmitted through the tape reel (1) is sensed by a fluorescent intensifying screen (60); a fluorescent light emitted from the fluorescent intensifying screen (60) according to the sensing of the X-ray beam is captured by a camera (70), so that the number of the semiconductor chips is counted from an image in which the semiconductor chips are displayed by a dotted image; and the camera (70) is protected by an X-ray beam shielding member (100: 110; 120; and 130).
    Type: Application
    Filed: November 15, 2019
    Publication date: December 23, 2021
    Inventor: Hyun Su LEE
  • Patent number: 11052177
    Abstract: The invention provides compositions comprising a plurality of polymer layers for preventing or inhibiting microbial infections. Specifically, the invention provides a combination of a cationic polymer layer that resists adhesion of a microbe to its surface and an anionic polymer layer that releases a cationic anti-microbial agent in response to a change in pH or electrostatic balance.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: July 6, 2021
    Assignee: THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
    Inventors: Hyun-Su Lee, David M. Eckmann, Russell Composto
  • Publication number: 20200236945
    Abstract: Antimicrobial compositions and methods for depositing or coating the antimicrobial or antibacterial compositions on a substrate to prevent microbial adhesion are provided. The antimicrobial composition may include a cationic polymer having a poly-allylamine backbone. A portion of the poly-allylamine backbone may be functionalized with at least one of a guanidine functional group and a biguanide functional group.
    Type: Application
    Filed: April 13, 2020
    Publication date: July 30, 2020
    Applicants: Colgate-Palmolive Company, The Trustees of the University of Pennsylvania
    Inventors: Carl MYERS, Carlo DAEP, Lynette ZAIDEL, James MASTERS, Russell COMPOSTO, Hyun-Su LEE
  • Patent number: 10653149
    Abstract: Antimicrobial compositions and methods for depositing or coating the antimicrobial or antibacterial compositions on a substrate to prevent microbial adhesion are provided. The antimicrobial composition may include a cationic polymer having a poly-allylamine backbone. A portion of the poly-allylamine backbone may be functionalized with at least one of a guanidine functional group and a biguanide functional group.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: May 19, 2020
    Assignee: Colgate-Palmolive Company
    Inventors: Carl Myers, Carlo Daep, Lynette Zaidel, James Masters, Russell Composto, Hyun-Su Lee
  • Patent number: 10347971
    Abstract: An electronic device is provided. The electronic device includes a first antenna, a first feeding line electrically connected to the first antenna, a second antenna, a second feeding line electrically connected to the second antenna element, a conductive line connecting a point of the first antenna or the first feeding line and a point of the second antenna or the second feeding line, and a sensor module electrically connected to a point of at least one of the first antenna element, the second antenna element, the first feeding line, the second feeding line, and the conductive line.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: July 9, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Min Young Kwon, Seung Hyun Yeo, Jung Min Lee, Hyun Su Lee, Soon Sang Park, Hyun Suk Choi
  • Publication number: 20180110228
    Abstract: Antimicrobial compositions and methods for depositing or coating the antimicrobial or antibacterial compositions on a substrate to prevent microbial adhesion are provided. The antimicrobial composition may include a cationic polymer having a poly-allylamine backbone. A portion of the poly-allylamine backbone may be functionalized with at least one of a guanidine functional group and a biguanide functional group.
    Type: Application
    Filed: October 20, 2017
    Publication date: April 26, 2018
    Applicants: Colgate-Palmolive Company, The Trustees of the University of Pennsylvania
    Inventors: Carl MYERS, Carlo DAEP, Lynette ZAIDEL, James MASTERS, Russell COMPOSTO, Hyun-Su LEE
  • Patent number: 9950097
    Abstract: The invention relates to a multifunctional chitosan grafted surface. Specifically, the invention relates to a chitosan modified with a quaternary ammonium salt (CH-Q) grafted surface that provides various functional properties, including stability (pH 3-9) and unique pH dependent swelling and antibacterial properties.
    Type: Grant
    Filed: February 7, 2012
    Date of Patent: April 24, 2018
    Assignees: THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA, THOMAS JEFFERSON UNIVERSITY
    Inventors: Hyun-Su Lee, Russell Composto, David M. Eckmann, Noreen J. Hickok
  • Publication number: 20170331175
    Abstract: An electronic device is provided. The electronic device includes a first antenna, a first feeding line electrically connected to the first antenna, a second antenna, a second feeding line electrically connected to the second antenna element, a conductive line connecting a point of the first antenna or the first feeding line and a point of the second antenna or the second feeding line, and a sensor module electrically connected to a point of at least one of the first antenna element, the second antenna element, the first feeding line, the second feeding line, and the conductive line.
    Type: Application
    Filed: April 6, 2017
    Publication date: November 16, 2017
    Inventors: Min Young KWON, Seung Hyun YEO, Jung Min LEE, Hyun Su LEE, Soon Sang PARK, Hyun Suk CHOI
  • Publication number: 20170252306
    Abstract: The present invention relates to a pharmaceutical composition for preventing or treating Th1- or Th2-mediated disease, which comprises 4H3MC (4-hydroxy-3-methoxycinnamaldehyde) as an active ingredient. 4H3MC (4-hydroxy-3-methoxycinnamaldehyde) according to the present invention shows the effect of inhibiting T-cell activity without inducing T-cell death. Thus, 4H3MC (4-hydroxy-3-methoxycinnamaldehyde) according to the present invention can be developed into an effective therapeutic agent against Th1- or Th2-mediated disease, etc.
    Type: Application
    Filed: January 4, 2017
    Publication date: September 7, 2017
    Inventors: Chang-Duk JUN, Uroos Akber, Hyun Su LEE
  • Patent number: 9377645
    Abstract: A display device includes: a first insulating substrate; a main pixel which is formed on the first insulating substrate and comprises a plurality of sub-pixels and a single sensing electrode; a second insulating substrate which faces the first insulating substrate; a sensing spacer formed on the second insulating substrate which faces the sensing electrode; and a contact electrode formed on the sensing spacer.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: June 28, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-su Lee, Jin-ho Park, Byoung-jun Lee
  • Publication number: 20150071982
    Abstract: The invention provides compositions comprising a plurality of polymer layers for preventing or inhibiting microbial infections. Specifically, the invention provides a combination of a cationic polymer layer that resists adhesion of a microbe to its surface and an anionic polymer layer that releases a cationic anti-microbial agent in response to a change in pH or electrostatic balance.
    Type: Application
    Filed: September 8, 2014
    Publication date: March 12, 2015
    Inventors: Hyun-Su Lee, David M. Eckmann, Russell Composto
  • Publication number: 20140114055
    Abstract: The invention relates to a multifunctional chitosan grafted surface. Specifically, the invention relates to a chitosan modified with a quaternary ammonium salt (CH-Q) grafted surface that provides various functional properties, including stability (pH 3-9) and unique pH dependent swelling and antibacterial properties.
    Type: Application
    Filed: February 7, 2012
    Publication date: April 24, 2014
    Inventors: Hyun-Su Lee, Russell Composto, David M. Eckmann, Noreen J. Hickok
  • Patent number: 8624812
    Abstract: A liquid crystal includes a plurality of pixels, a plurality of gate lines, and a plurality of data lines. The plurality of pixels are arranged in a matrix format. The plurality of gate lines transmit a gate signal to the pixels. The plurality of data lines cross the gate lines and transmit data voltages respectively corresponding to the plurality of pixels a plural number of times. A voltage that is the same as that of the data lines neighboring the first and last data lines is applied to the first and last data lines among the plurality of data lines at least once.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: January 7, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byoung-Jun Lee, Jang-Hyun Yeo, Hyun-Su Lee, Seung-Hwan Moon, Yong-Bum Kim