Patents by Inventor Jae-Hyeon CHO

Jae-Hyeon 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).

  • Patent number: 12183492
    Abstract: The present invention relates to a room-temperature multiferroicity material, a method for preparing same, and an electronic device comprising same. According to an example embodiment of the present invention, a room-temperature multiferroicity material according to an aspect of the present disclosure comprises a compound in chemical Formula (2) below in a compound matrix in chemical formula (1) below. Chemical formula (1) (Pb1-xTMx)Fe1/2Nb1/2O3 (in chemical formula (1), TM comprises at least one selected from the group consisting of Fe, Ni and Co, and x is a number greater than 0 and smaller than 1). Chemical formula (2) ABO3 (in chemical formula (2), A comprises at least one selected from the group consisting of Pb, Bi and Ba, and B comprises Ti and/or Zr).
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: December 31, 2024
    Assignee: UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Wook Jo, Jae Hyeon Cho
  • Patent number: 11958758
    Abstract: Disclosed is a ferromagnetic element-substituted room-temperature multiferroic material having ferromagnetism and ferroelectricity at room temperature, wherein the ferromagnetic element-substituted room-temperature multiferroic material includes a compound of chemical formula 1: <chemical formula 1> (Pb1-xMx)Fe1/2Nb1/2O3. In chemical formula 1, M represents a ferromagnetic element, and x represents a number greater than 0 and smaller than 1.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: April 16, 2024
    Assignee: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Wook Jo, Jae Hyeon Cho
  • Publication number: 20220411668
    Abstract: An adhesive film for a display includes a first adhesive layer including an adhesive resin; a water-vapor barrier layer disposed on the first adhesive layer; a second adhesive layer disposed on the water-vapor barrier layer and including an adhesive resin; and an optical film disposed on the second adhesive layer, wherein at least one layer of the first adhesive layer or the water-vapor barrier layer contains at least one tungsten oxide selected from a group consisting of cesium-doped tungsten oxide (CWO; cesium-doped WO3) and tungsten oxide (WO3).
    Type: Application
    Filed: June 23, 2022
    Publication date: December 29, 2022
    Inventors: Jae Hyeon CHO, Hyeong Jin KIM, Jong Geol LEE, Myung Sup JUNG
  • Publication number: 20220199298
    Abstract: The present invention relates to a room-temperature multiferroicity material, a method for preparing same, and an electronic device comprising same. According to an example embodiment of the present invention, a room-temperature multiferroicity material according to an aspect of the present disclosure comprises a compound in chemical Formula (2) below in a compound matrix in chemical formula (1) below. Chemical formula (1) (Pb1-xTMx)Fe1/2Nb1/2O3 (in chemical formula (1), TM comprises at least one selected from the group consisting of Fe, Ni and Co, and x is a number greater than 0 and smaller than 1). Chemical formula (2) ABO3 (in chemical formula (2), A comprises at least one selected from the group consisting of Pb, Bi and Ba, and B comprises Ti and/or Zr).
    Type: Application
    Filed: April 21, 2020
    Publication date: June 23, 2022
    Inventors: Wook Jo, Jae Hyeon Cho
  • Patent number: 11241471
    Abstract: The present invention relates to a composition comprising centipede grass extract as an active ingredient for the prevention or treatment of alopecia. Particularly, the centipede grass extract of the present invention increases the expression of hair growth related factors and accelerates hair growth, so that it can be effectively used for the prevention or treatment of alopecia.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: February 8, 2022
    Inventors: Byung Yeoup Chung, Hyoungwoo Bai, Jae-Hyeon Cho, Tae Hoon Kim
  • Publication number: 20210340024
    Abstract: Disclosed is a ferromagnetic element-substituted room-temperature multiferroic material having ferromagnetism and ferroelectricity at room temperature, wherein the ferromagnetic element-substituted room-temperature multiferroic material includes a compound of chemical formula 1: <chemical formula 1> (Pb1-xMx)Fe1/2Nb1/2O3. In chemical formula 1, M represents a ferromagnetic element, and x represents a number greater than 0 and smaller than 1.
    Type: Application
    Filed: August 5, 2019
    Publication date: November 4, 2021
    Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Wook JO, Jae Hyeon CHO
  • Publication number: 20210189182
    Abstract: An adhesive film and a laminate film including the same are disclosed. The adhesive film contains an adhesive resin and a near-infrared ray blocking agent, wherein visible-ray transmittance of the adhesive film in a wavelength band of 400 to 700 nm is in a range of 80 to 95%, and near-infrared ray transmittance of the adhesive film in a wavelength band of 800 to 1,500 nm is in a range of 10 to 70%.
    Type: Application
    Filed: December 18, 2020
    Publication date: June 24, 2021
    Inventors: Jong Geol LEE, Jong Hoon LEE, Myung Sup JUNG, Jae Hyeon CHO
  • Publication number: 20200113964
    Abstract: The present invention relates to a composition comprising centipede grass extract as an active ingredient for the prevention or treatment of alopecia. Particularly, the centipede grass extract of the present invention increases the expression of hair growth related factors and accelerates hair growth, so that it can be effectively used for the prevention or treatment of alopecia.
    Type: Application
    Filed: December 12, 2019
    Publication date: April 16, 2020
    Inventors: Byung Yeoup CHUNG, Hyoungwoo BAI, Jae-Hyeon CHO, Tae Hoon KIM
  • Publication number: 20190336560
    Abstract: The present invention relates to a composition comprising centipede grass extract as an active ingredient for the prevention or treatment of alopecia. Particularly, the centipede grass extract of the present invention increases the expression of hair growth related factors and accelerates hair growth, so that it can be effectively used for the prevention or treatment of alopecia.
    Type: Application
    Filed: November 30, 2017
    Publication date: November 7, 2019
    Inventors: Byung Yeoup CHUNG, Hyoungwoo BAI, Jae-Hyeon CHO, Tae Hoon KIM