Patents by Inventor Yukino Oosawa

Yukino Oosawa 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).

  • Method for producing yarns separated from reinforcing fiber strands
    Patent number: 10550496
    Abstract: A method for producing yarns separated from reinforcing fiber strands including a process of intermittently separating fibers of the reinforcing fiber strands.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: February 4, 2020
    Assignee: Teijin Limited
    Inventors: Makoto Ootsubo, Yukino Oosawa
  • Shaped product of fiber-reinforced composite material and method of manufacturing the same
    Patent number: 10322568
    Abstract: A shaped product of a fiber-reinforced composite material includes a well-shaped part and a surface-shaped part, in which the well-shaped part includes a fiber-reinforced composite material C including both discontinuous reinforcing fibers and a thermoplastic resin, and the surface-shaped part includes a thermoplastic-resin-based material, and the shaped product includes no irregular-shape portion in the well-shaped part and no weld at a boundary edge between the well-shaped part and the surface-shaped part.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: June 18, 2019
    Assignee: Teijin Limited
    Inventors: Yukino Oosawa, Hidenori Aoki, Hodaka Yokomizo
  • Method for Producing Yarns Separated From Reinforcing Fiber Strands
    Publication number: 20180119317
    Abstract: A method for producing yarns separated from reinforcing fiber strands including a process of intermittently separating fibers of the reinforcing fiber strands.
    Type: Application
    Filed: February 24, 2016
    Publication date: May 3, 2018
    Applicant: Teijin Limited
    Inventors: Makoto Ootsubo, Yukino Oosawa
  • Shaped Product of Fiber-Reinforced Composite Material and Method of Manufacturing the Same
    Publication number: 20170057208
    Abstract: A shaped product of a fiber-reinforced composite material includes a well-shaped part and a surface-shaped part, in which the well-shaped part includes a fiber-reinforced composite material C including both discontinuous reinforcing fibers and a thermoplastic resin, and the surface-shaped part includes a thermoplastic-resin-based material, and the shaped product includes no irregular-shape portion in the well-shaped part and no weld at a boundary edge between the well-shaped part and the surface-shaped part.
    Type: Application
    Filed: August 26, 2016
    Publication date: March 2, 2017
    Applicant: Teijin Limited
    Inventors: Yukino Oosawa, Hidenori Aoki, Hodaka Yokomizo
  • Method for manufacturing reinforcing fiber strand
    Patent number: 9528200
    Abstract: A method for manufacturing a reinforcing fiber strand is provided, in which a strand including reinforcing fibers passes through an uneven jig and a widening jig in this order, the uneven jig including a plurality of uneven portions having notched and protrusion portions, and the strand is divided by the protruding portions.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: December 27, 2016
    Assignee: Teijin Limited
    Inventors: Yukino Oosawa, Makoto Ootsubo, Takeru Ooki, Katsuyuki Hagihara
  • METHOD FOR MANUFACTURING REINFORCING FIBER STRAND
    Publication number: 20150259832
    Abstract: A method for manufacturing a reinforcing fiber strand is provided, in which a strand including reinforcing fibers passes through an uneven jig and a widening jig in this order, the uneven jig including a plurality of uneven portions having notched and protrusion portions, and the strand is divided by the protruding portions.
    Type: Application
    Filed: December 21, 2012
    Publication date: September 17, 2015
    Applicant: TEIJIN LIMITED
    Inventors: Yukino Oosawa, Makoto Ootsubo, Takeru Ooki, Katsuyuki Hagihara