Patents by Inventor Hyun Ju YU

Hyun Ju YU 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: 20240426721
    Abstract: A saliva pre-processing device is provided. The saliva pre-processing device comprises: a first filter module for filtering out impurities in saliva such that the impurities in the saliva remain on a filter; and a second filter module which receives the saliva from which the impurities are filtered out from the first filter module, and concentrates a target material in the saliva such that the target material in the saliva remains on a filter, wherein the first and second filter modules may have a porous structure.
    Type: Application
    Filed: October 12, 2022
    Publication date: December 26, 2024
    Applicant: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Kyung Gyun HWANG, Hyun Ju YU, Eun Ju JEONG
  • Patent number: 11904039
    Abstract: A cosmetic composition for makeup removal and its use for removing facial make-up are disclosed. The composition includes a water-soluble surfactant and an oil-soluble surfactant and. The composition, more specifically, includes, as an active ingredient, a mixture of a water-soluble surfactant having a hydrophile-lipophile balance (HLB) value of 13 or more and an oil-soluble surfactant having an HLB value of 12 or less. The composition can excellently remove makeup residues resulting from using a makeup product, can excellently improve the transparency of the composition, and is excellent in feeling of use on the skin.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: February 20, 2024
    Assignee: AMOREPACIFIC CORPORATION
    Inventors: Hyo Young Park, Hyun Ju Yu
  • Publication number: 20230054193
    Abstract: A coil component includes: a body having a first surface and a second surface opposing each other, and a first end surface and a second end surface connecting the first surface and the second surface to each other and opposing each other in a first direction; a coil unit disposed in the body; and first and second external electrodes disposed on the body, and respectively connected to the coil unit, wherein the coil component includes a slit portion formed in at least one of the first surface of the body and the second surface of the body, spaced apart from each of the first and second external electrodes, and extending in a direction intersecting the first direction, and a dimension Ws of the slit portion in the first direction is less than or equal to 20.8% of a dimension Lc of the coil component in the first direction.
    Type: Application
    Filed: July 28, 2022
    Publication date: February 23, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jong Wook LEE, Hyung Sang JEON, Hyun Ju YU
  • Publication number: 20220251341
    Abstract: The present invention relates to: an amino silicone polymer composition comprising hydroxyl-terminated polysiloxane, amino silane, and alkyl alkoxy silane; a silicone emulsion comprising same, showing excellent conditioning effects, and having excellent environment-friendliness; and a method for manufacturing same.
    Type: Application
    Filed: July 1, 2020
    Publication date: August 11, 2022
    Applicant: KCC Silicone Corporation
    Inventors: Hyun Ju Yu, Cheon Ung Park
  • Publication number: 20220145076
    Abstract: The present invention relates to a silicone emulsion comprising a silicone resin mixture and a nonionic surfactant, wherein the silicone resin mixture and the nonionic surfactant are included in a weight ratio of 1:0.1 to 1:0.4; and a method for producing same.
    Type: Application
    Filed: December 5, 2019
    Publication date: May 12, 2022
    Applicant: KCC Silicone Corporation
    Inventors: Hyun Ju Yu, Ji Hye Lee, Ji Yoon Park
  • Publication number: 20210059916
    Abstract: A cosmetic composition for makeup removal and its use for removing facial make-up are disclosed. The composition includes a water-soluble surfactant and an oil-soluble surfactant and. The composition, more specifically, includes, as an active ingredient, a mixture of a water-soluble surfactant having a hydrophile-lipophile balance (HLB) value of 13 or more and an oil-soluble surfactant having an HLB value of 12 or less. The composition can excellently remove makeup residues resulting from using a makeup product, can excellently improve the transparency of the composition, and is excellent in feeling of use on the skin.
    Type: Application
    Filed: March 28, 2019
    Publication date: March 4, 2021
    Applicant: AMOREPACIFIC CORPORATION
    Inventors: Hyo Young PARK, Hyun Ju YU