Patents by Inventor Yuuki TANIGUCHI

Yuuki TANIGUCHI 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).

  • Optical waveguide element
    Patent number: 11125942
    Abstract: An optical waveguide element includes: a cladding portion made of silica-based glass; and a plurality of optical waveguides positioned in the cladding portion and made of silica-based glass in which ZrO2 crystal particles are dispersed. The optical waveguide element is a planar lightwave circuit. The plurality of optical waveguides configure an arrayed waveguide grating element.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: September 21, 2021
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yasuyoshi Uchida, Yuuki Taniguchi, Hiroshi Kawashima, Kazutaka Nara, Masanori Takahashi
  • OPTICAL WAVEGUIDE ELEMENT
    Publication number: 20190317279
    Abstract: An optical waveguide element includes: a cladding portion made of silica-based glass; and a plurality of optical waveguides positioned in the cladding portion and made of silica-based glass in which ZrO2 crystal particles are dispersed. The optical waveguide element is a planar lightwave circuit. The plurality of optical waveguides configure an arrayed waveguide grating element.
    Type: Application
    Filed: June 26, 2019
    Publication date: October 17, 2019
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yasuyoshi UCHIDA, Yuuki TANIGUCHI, Hiroshi KAWASHIMA, Kazutaka NARA, Masanori TAKAHASHI
  • Optical waveguide element
    Patent number: 10371890
    Abstract: An optical waveguide element includes: a cladding portion made of silica-based glass; and a plurality of optical waveguides positioned in the cladding portion and made of silica-based glass in which ZrO2 crystal particles are dispersed. The optical waveguide element is a planar lightwave circuit. The plurality of optical waveguides configure an arrayed waveguide grating element.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: August 6, 2019
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yasuyoshi Uchida, Yuuki Taniguchi, Hiroshi Kawashima, Kazutaka Nara, Masanori Takahashi
  • OPTICAL WAVEGUIDE ELEMENT
    Publication number: 20160246001
    Abstract: An optical waveguide element includes: a cladding portion made of silica-based glass; and a plurality of optical waveguides positioned in the cladding portion and made of silica-based glass in which ZrO2 crystal particles are dispersed. The optical waveguide element is a planar lightwave circuit. The plurality of optical waveguides configure an arrayed waveguide grating element.
    Type: Application
    Filed: May 3, 2016
    Publication date: August 25, 2016
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yasuyoshi UCHIDA, Yuuki TANIGUCHI, Hiroshi KAWASHIMA, Kazutaka NARA, Masanori TAKAHASHI
  • Optical waveguide element and method of producing the same
    Patent number: 9354395
    Abstract: An optical waveguide element includes a cladding portion made of a silica-based glass, and an optical waveguide positioned in the cladding portion and made of a silica-based glass in which a ZrO2 particle is dispersed.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: May 31, 2016
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yasuyoshi Uchida, Yuuki Taniguchi, Hiroshi Kawashima, Kazutaka Nara, Masanori Takahashi
  • OPTICAL WAVEGUIDE ELEMENT AND METHOD OF PRODUCING THE SAME
    Publication number: 20140241683
    Abstract: An optical waveguide element includes a cladding portion made of a silica-based glass, and an optical waveguide positioned in the cladding portion and made of a silica-based glass in which a ZrO2 particle is dispersed.
    Type: Application
    Filed: February 25, 2014
    Publication date: August 28, 2014
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yasuyoshi UCHIDA, Yuuki TANIGUCHI, Hiroshi KAWASHIMA, Kazutaka NARA, Masanori TAKAHASHI