Patents by Inventor Yuka Hara

Yuka Hara 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: 20230232977
    Abstract: An object of the present invention is to provide a makeup brush bristle material and a makeup brush bristle material assembly, both made of synthetic resin, as well as a makeup brush using such bristle material or bristle material assembly, all suitable for applying both powder cosmetics and liquid cosmetics, or more specifically, offering good uptake and release properties with respect to powder or liquid cosmetics. As a solution, a makeup brush bristle material is provided that comprises S-twisted or Z-twisted core-sheath complex monofilaments whose core part is constituted by synthetic resin A and sheath part is constituted by synthetic resin B that differs in type from synthetic resin A, characterized in that the cross-section of the core-sheath complex monofilaments in the direction orthogonal to the axis of fiber has a cocoon shape.
    Type: Application
    Filed: July 9, 2021
    Publication date: July 27, 2023
    Inventors: Shoko ICHII, Yuka HARA, Toshihiko OHIRA, Koji NAKAMURA
  • Patent number: 11363873
    Abstract: An elastic body for holding a cosmetic, which can suppress that the cosmetic included in the elastic body for holding a cosmetic is taken out from the elastic body in a large amount at a time at the initial stage of use, wherein the elastic body for holding a cosmetic has a three-dimensional structure, and at least a dense fibrous surface layer and a sparse fibrous substrate; a cosmetic-containing elastic body in which a cosmetic is included in the elastic body for holding cosmetic; and a cosmetic article having the cosmetic-containing elastic body.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: June 21, 2022
    Assignee: TAIKI CORP., LTD.
    Inventors: Reiko Yamanaka, Yuka Hara, Giae Kim, Yukiko Doi
  • Publication number: 20200268128
    Abstract: Provided is a stretchable cosmetic sheet which includes a non-woven fabric, an elastomer film, and a release layer, wherein fibers in the non-woven fabric are adhered to the elastomer film, the release layer is formed on a surface of the elastomer film, and the cosmetic sheet does not tend to stick to members such as a cutting blade or a storage container when contacting the same. Also provided is a cosmetic article which comprises a storage container for containing the cosmetic sheet, wherein the cosmetic sheet is contained in the storage container.
    Type: Application
    Filed: August 30, 2018
    Publication date: August 27, 2020
    Applicant: TAIKI CORP., LTD.
    Inventors: Yuka Hara, Yukiko Doi, Koji Nakamura
  • Publication number: 20190150588
    Abstract: An elastic body for holding a cosmetic, which can suppress that the cosmetic included in the elastic body for holding a cosmetic is taken out from the elastic body in a large amount at a time at the initial stage of use, wherein the elastic body for holding a cosmetic has a three-dimensional structure, and at least a dense fibrous surface layer and a sparse fibrous substrate; a cosmetic-containing elastic body in which a cosmetic is included in the elastic body for holding cosmetic; and a cosmetic article having the cosmetic-containing elastic body.
    Type: Application
    Filed: July 4, 2017
    Publication date: May 23, 2019
    Applicant: TAIKI CORP., LTD.
    Inventors: Reiko Yamanaka, Yuka Hara, Giae Kim, Yukiko Doi