Patents by Inventor Dong Yoon Shin

Dong Yoon Shin 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).

  • Patent number: 12360303
    Abstract: A polarizing plate and an optical display apparatus including the same. The polarizing plate includes: a polarizer; a first retardation layer; and a second retardation layer, the first retardation layer and the second retardation layer being sequentially laminated on a lower surface of the polarizer, wherein the first retardation layer has a short wavelength dispersion of about 1 to about 1.03, a long wavelength dispersion of about 0.98 to about 1, and an in-plane retardation of about 220 nm to about 270 nm at a wavelength of about 550 nm, the second retardation layer has a short wavelength dispersion of about 1 to about 1.1, a long wavelength dispersion of about 0.96 to about 1, and an in-plane retardation of about 80 nm to about 130 nm at a wavelength of about 550 nm, and a ratio (Rth/d) of out-of-plane retardation (Rth, unit:nm) of the second retardation layer at a wavelength of about 550 nm to thickness (d, unit:?m) of the second retardation layer ranges from about ?33 nm/?m to about ?15 nm/?m.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: July 15, 2025
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jun Mo Koo, Bong Choon Kim, Jung Hun You, Sang Hum Lee, Dong Yoon Shin
  • Patent number: 12271016
    Abstract: A polarizing plate and an optical display apparatus are provided. A polarizing plate includes: a polarizer; and a first retardation layer and a second retardation layer sequentially stacked on a lower surface of the polarizer, and the first retardation layer has a short wavelength dispersion of about 1 to about 1.03, a long wavelength dispersion of about 0.98 to about 1, and an in-plane retardation of about 180 nm to about 220 nm at a wavelength of 550 nm, the second retardation layer has a short wavelength dispersion of about 1 to about 1.1, a long wavelength dispersion of about 0.96 to about 1, and an in-plane retardation Re of about 70 nm to about 120 nm at a wavelength of 550 nm, and a ratio of out-of-plane retardation of the second retardation layer at a wavelength of 550 nm to thickness thereof is about ?33 nm/?m to about ?15 nm/?m.
    Type: Grant
    Filed: May 5, 2023
    Date of Patent: April 8, 2025
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jun Mo Koo, Bong Choon Kim, Dong Yoon Shin, Jung Hun You, Sang Hum Lee
  • Patent number: 12260656
    Abstract: According to an embodiment of the present disclosure, there may be provided an operation method of a server for estimating the size of damage in disaster affected areas. In this instance, the operation method of the server may include acquiring at least one first disaster image, deriving an affected area from each of the at least one first disaster image, acquiring affected area related information through labeling based on the derived affected area, and training a first learning model using the at least one first disaster image and the affected area related information.
    Type: Grant
    Filed: May 4, 2022
    Date of Patent: March 25, 2025
    Assignee: NATIONAL DISASTER MANAGEMENT RESEARCH INSTITUTE
    Inventors: Seong Sam Kim, Dong Yoon Shin, Cheol Kyu Lee
  • Patent number: 12253705
    Abstract: A polarizing plate and an optical display apparatus including the same are provided. A polarizing plate includes a polarizer; and a first retardation layer and a second retardation layer sequentially stacked on a lower surface of the polarizer, and the first retardation layer has an in-plane retardation of about 180 nm to about 220 nm at a wavelength of about 550 nm; and the second retardation layer has an in-plane retardation of about 80 nm to about 100 nm at a wavelength of about 550 nm.
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: March 18, 2025
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Bong Choon Kim, Jun Mo Koo, Dong Yoon Shin, Jung Hun You, Sang Hum Lee
  • Patent number: 12244020
    Abstract: Disclosed is, inter alia, a method of producing a platinum alloy catalyst using a carbon protective layer. The method includes depositing a transition metal precursor on a Pt/C catalyst including a platinum component and a carbon carrier, placing carbon at the bottom of a reactor separately from the transition metal precursor-deposited Pt/C catalyst by a separation membrane; performing heat treatment on the inside of the; forming a Pt-M/C catalyst coated with a carbon protective layer by passing a gas product generated through thermal decomposition of the placed carbon through the separation membrane, and removing the carbon protective layer from the Pt-M/C catalyst by performing acid treatment on the carbon protective layer coated on the Pt-AMC catalyst.
    Type: Grant
    Filed: December 10, 2022
    Date of Patent: March 4, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Hyun Ju Kim, Dong Yoon Shin
  • Patent number: 12210177
    Abstract: Provided is a polarizing plate and an optical display device comprising same, the polarizing plate comprising: a polarizer; and a stack body of a first phase difference layer and a second phase difference layer stacked on a lower surface of the polarizer, wherein the first phase difference layer satisfies Equation 1, the second phase difference layer satisfies Equation 2, the sum of an in-plane phase difference at a wavelength of 550 nm between the first phase difference layer and the second phase difference layer is about 100 nm to about 110 nm, the sum of a thickness direction phase difference at a wavelength of 550 nm between the first phase difference layer and the second phase difference layer is about ?30 nm to about +10 nm, and the second phase difference layer comprises a fluorine-based phase difference layer.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: January 28, 2025
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jun Mo Koo, Bong Choon Kim, Dong Yoon Shin, Jung Hun You, Sang Hum Lee
  • Patent number: 12196996
    Abstract: Provided are an optical film, a polarizing plate including same, and a display device including same, the optical film comprising a first layer and second and third layers sequentially formed on the first layer, wherein the first layer and the third layer are each formed directly on the second layer, the first layer is a reverse wavelength dispersive negative A layer, the third layer is a positive C layer, and the ratio of the thickness of the second layer to the thickness of the third layer (the thickness of the second layer/the thickness of the third layer) is about 0.2 to about 2.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: January 14, 2025
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jun Mo Koo, Jung Hun You, Sang Hum Lee, Dong Yoon Shin
  • Patent number: 12154311
    Abstract: An operation method of a server for identifying disaster affected areas. The operation method of the server may include acquiring at least one first disaster image; deriving an affected area from each of the at least one first disaster image and acquiring affected area related information through labeling based on the derived affected area; and training a first learning model using the at least one first disaster image and the affected area related information.
    Type: Grant
    Filed: May 4, 2022
    Date of Patent: November 26, 2024
    Assignee: NATIONAL DISASTER MANAGEMENT RESEARCH INSTITUTE
    Inventors: Seong Sam Kim, Dong Yoon Shin, Cheol Kyu Lee
  • Publication number: 20240297312
    Abstract: A nanowire catalyst for a fuel cell has a porous structure in which first and second pores having predetermined pore sizes are uniformly dispersed inside and on the surface thereof at a predetermined volume ratio. This enables the efficient exposure of active sites and efficient mass transfer, thereby improving fuel cell performance.
    Type: Application
    Filed: May 15, 2024
    Publication date: September 5, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventor: Dong Yoon Shin
  • Patent number: 12054593
    Abstract: Provided are an anti-reflective film, a polarizing plate comprising same, and an optical display device comprising same, wherein in the anti-reflective film, a base layer, a high-refractive layer, and a low-refractive layer are sequentially stacked, the low-refractive layer comprising inorganic hollow particles having an average particle diameter of about 70 nm to about 150 nm, the low-refractive layer comprising a single layer arrangement of the inorganic hollow particles.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: August 6, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Il Woong Baek, Seo Young Kang, Yoo Jin Kim, Han Su Kim, Dong Yoon Shin, Yeon Ju Jung
  • Patent number: 12015160
    Abstract: A nanowire catalyst for a fuel cell has a porous structure in which first and second pores having predetermined pore sizes are uniformly dispersed inside and on the surface thereof at a predetermined volume ratio. This enables the efficient exposure of active sites and efficient mass transfer, thereby improving fuel cell performance.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: June 18, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventor: Dong Yoon Shin
  • Patent number: 11994652
    Abstract: A polarizing plate and an optical display including the same are provided. The polarizing plate is composed of a display region and a non-display region surrounding the display region, and includes: a polarizer; and a bonding layer and a first polarizer protective film sequentially stacked on an upper surface of the polarizer. A light shielding layer includes a UV absorbent material and is embedded in the bonding layer to constitute at least a portion of the non-display region. The light shielding layer is formed on at least one surface of the first polarizer protective film.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: May 28, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ji Hyun Hwang, Yoo Jin Kim, Jin Woo Kim, Dong Yoon Shin, Bae Wook Lee, Sung Man Cho
  • Patent number: 11913787
    Abstract: The present disclosure provides a target for aerial survey transformable to hand-fan shape. In this instance, the target includes a central axis, a first identification marker with one end connected to the central axis and having a first length outwards, and a second identification marker with one end connected to the central axis and having a second length outwards, the second identification marker disposed on the first identification marker, wherein the second length is shorter than the first length, the first identification marker includes a plurality of first unit areas having a predetermined angle therebetween with respect to the central axis, and the plurality of first unit areas has an overlap between adjacent first unit areas.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: February 27, 2024
    Assignee: NATIONAL DISASTER MANAGEMENT RESEARCH INSTITUTE
    Inventors: Seong Sam Kim, Dong Yoon Shin, Hyun Ju Nho, Je Sung Park, Hyun Ju Kim
  • Patent number: 11880055
    Abstract: A polarizing plate and a display apparatus including the same. The polarizing plate includes: a polarizer and a protective film stacked at least on one surface of the polarizer, wherein the polarizing plate includes at least a depolarization region in an in-plane direction thereof, and the depolarization region has a maximum absorbance of 0.5 to 1.5 in the wavelength range of 380 nm to 420 nm and a light transmittance ratio (ratio of light transmittance at a wavelength of 590 nm to light transmittance at a wavelength of 400 nm) of 1 to 2.
    Type: Grant
    Filed: July 17, 2020
    Date of Patent: January 23, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jung Hun You, Bong Choon Kim, Sang Hum Lee, Jun Mo Koo, Dong Yoon Shin
  • Publication number: 20230327136
    Abstract: Disclosed is, inter alia, a method of producing a platinum alloy catalyst using a carbon protective layer. The method includes depositing a transition metal precursor on a Pt/C catalyst including a platinum component and a carbon carrier, placing carbon at the bottom of a reactor separately from the transition metal precursor-deposited Pt/C catalyst by a separation membrane; performing heat treatment on the inside of the; forming a Pt-M/C catalyst coated with a carbon protective layer by passing a gas product generated through thermal decomposition of the placed carbon through the separation membrane, and removing the carbon protective layer from the Pt-M/C catalyst by performing acid treatment on the carbon protective layer coated on the Pt-AMC catalyst.
    Type: Application
    Filed: December 10, 2022
    Publication date: October 12, 2023
    Inventors: Hyun Ju Kim, Dong Yoon Shin
  • Publication number: 20230314684
    Abstract: A polarizing plate and an optical display apparatus are provided. A polarizing plate includes: a polarizer; and a first retardation layer and a second retardation layer sequentially stacked on a lower surface of the polarizer, and the first retardation layer has a short wavelength dispersion of about 1 to about 1.03, a long wavelength dispersion of about 0.98 to about 1, and an in-plane retardation of about 180 nm to about 220 nm at a wavelength of 550 nm, the second retardation layer has a short wavelength dispersion of about 1 to about 1.1, a long wavelength dispersion of about 0.96 to about 1, and an in-plane retardation Re of about 70 nm to about 120 nm at a wavelength of 550 nm, and a ratio of out-of-plane retardation of the second retardation layer at a wavelength of 550 nm to thickness thereof is about -33 nm/µm to about -15 nm/µm.
    Type: Application
    Filed: May 5, 2023
    Publication date: October 5, 2023
    Inventors: Jun Mo KOO, Bong Choon KIM, Dong Yoon SHIN, Jung Hun YOU, Sang Hum LEE
  • Publication number: 20230307664
    Abstract: Proposed is a method of manufacturing a catalyst for a fuel cell. The manufacturing method includes loading platinum on a support using two or more platinum precursors having different reduction potentials.
    Type: Application
    Filed: December 6, 2022
    Publication date: September 28, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Hyun J. Jo, Yoon H. Cho, Dong Yoon Shin
  • Patent number: 11681179
    Abstract: Provided are a polarizing plate and a display device comprising the same, the polarizing plate comprising: a polarizing film; a polarizing film protection film arranged on at least one surface of the polarizing film; an adhesive layer interposed between the polarizing film and the polarizing film protection film; and a printing layer impregnated in the adhesive layer and formed on at least part of the edge of the adhesive layer, wherein a curve ensuring portion is formed on at least one surface of the printing layer.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: June 20, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jin Woo Kim, Han Su Kim, Kwang Ho Shin, Dong Yoon Shin
  • Patent number: 11681085
    Abstract: A polarizing plate and an optical display apparatus are provided. A polarizing plate includes: a polarizer; and a first retardation layer and a second retardation layer sequentially stacked on a lower surface of the polarizer, and the first retardation layer has a short wavelength dispersion of about 1 to about 1.03, a long wavelength dispersion of about 0.98 to about 1, and an in-plane retardation of about 180 nm to about 220 nm at a wavelength of 550 nm, the second retardation layer has a short wavelength dispersion of about 1 to about 1.1, a long wavelength dispersion of about 0.96 to about 1, and an in-plane retardation Re of about 70 nm to about 120 nm at a wavelength of 550 nm, and a ratio of out-of-plane retardation of the second retardation layer at a wavelength of 550 nm to thickness thereof is about ?33 nm/?m to about ?15 nm/?m.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: June 20, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jun Mo Koo, Bong Choon Kim, Dong Yoon Shin, Jung Hun You, Sang Hum Lee
  • Publication number: 20230124800
    Abstract: Provided are a polarizing plate and an optical display device comprising same, the polarizing plate comprising a polarizer and a protective film formed on at least one surface of the polarizer, wherein the polarizer has a depolarization region on at least a part thereof, and the polarizer has a crystallization degree of formula 1 of about 60% or greater.
    Type: Application
    Filed: March 5, 2021
    Publication date: April 20, 2023
    Inventors: Sang Hum LEE, Jung Hun YOU, Bong Choon KIM, Jun Mo KOO, Dong Yoon SHIN