Patents by Inventor Sei Yoshihara

Sei Yoshihara 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: 20230384248
    Abstract: A transmission type small-angle scattering device of the present invention includes a goniometer 10 including a rotation arm 11. The rotation arm 11 is freely turnable around a ?-axis extending in a horizontal direction from an origin with a vertical arrangement state of the rotation arm 11 being defined as the origin, and has a vertical arrangement structure in which an X-ray irradiation unit 20 is installed on a lower-side end portion of the rotation arm 11, and a two-dimensional X-ray detector 30 is installed on an upper-side end portion of the rotation arm 11 to form a vertical arrangement structure.
    Type: Application
    Filed: July 31, 2023
    Publication date: November 30, 2023
    Applicant: RIGAKU CORPORATION
    Inventors: Naoki Matsushima, Kiyoshi Ogata, Sei Yoshihara, Yoshiyasu Ito, Kazuhiko Omote, Hiroshi Motono, Shigematsu Asano, Katsutaka Horada, Sensui Yasuda
  • Publication number: 20230375485
    Abstract: A transmission type small-angle scattering device of the present invention includes a goniometer 10 including a rotation arm 11. The rotation arm 11 is freely turnable around a ?-axis extending in a horizontal direction from an origin with a vertical arrangement state of the rotation arm 11 being defined as the origin, and has a vertical arrangement structure in which an X-ray irradiation unit 20 is installed on a lower-side end portion of the rotation arm 11, and a two-dimensional X-ray detector 30 is installed on an upper-side end portion of the rotation arm 11 to form a vertical arrangement structure.
    Type: Application
    Filed: July 31, 2023
    Publication date: November 23, 2023
    Applicant: RIGAKU CORPORATION
    Inventors: Naoki Matsushima, Kiyoshi Ogata, Sei Yoshihara, Yoshiyasu Ito, Kazuhiko Omote, Hiroshi Motono, Shigematsu Asano, Katsutaka Horada, Sensui Yasuda
  • Patent number: 11754515
    Abstract: A transmission type small-angle scattering device of the present invention includes a goniometer 10 including a rotation arm 11. The rotation arm 11 is freely turnable around a ?-axis extending in a horizontal direction from an origin with a vertical arrangement state of the rotation arm being defined as the origin, and has a vertical arrangement structure in which an X-ray irradiation unit 20 is installed on a lower-side end portion of the rotation arm 11, and a two-dimensional X-ray detector 30 is installed on an upper-side end portion of the rotation arm 11 to form a vertical arrangement structure.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: September 12, 2023
    Assignee: RIGAKU CORPORATION
    Inventors: Naoki Matsushima, Kiyoshi Ogata, Sei Yoshihara, Yoshiyasu Ito, Kazuhiko Omote, Hiroshi Motono, Shigematsu Asano, Katsutaka Horada, Sensui Yasuda
  • Patent number: 11733185
    Abstract: This fluorescent X-ray analysis apparatus is provided with an X-ray irradiation unit 20 for irradiating a sample S with: X-rays, having an energy that exceeds the energy absorption edge value of Ag which is selected as a measurement target element, and that is no greater than the energy absorption edge value of Sn which is an adjacent element having a higher energy absorption edge value than Ag; and X-rays having an energy exceeding the energy absorption edge value of Sn which is selected as a measurement target element.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: August 22, 2023
    Assignee: RIGAKU CORPORATION
    Inventors: Kiyoshi Ogata, Sei Yoshihara, Shuichi Kato, Kazuhiko Omote, Hiroshi Motono, Naoki Matsushima
  • Publication number: 20220170869
    Abstract: A transmission type small-angle scattering device of the present invention includes a goniometer 10 including a rotation arm 11. The rotation arm 11 is freely turnable around a ?-axis extending in a horizontal direction from an origin with a vertical arrangement state of the rotation arm being defined as the origin, and has a vertical arrangement structure in which an X-ray irradiation unit 20 is installed on a lower-side end portion of the rotation arm 11, and a two-dimensional X-ray detector 30 is installed on an upper-side end portion of the rotation arm 11 to form a vertical arrangement structure.
    Type: Application
    Filed: January 8, 2020
    Publication date: June 2, 2022
    Applicant: RIGAKU CORPORATION
    Inventors: Naoki Matsushima, Kiyoshi Ogata, Sei Yoshihara, Yoshiyasu Ito, Kazuhiko Omote, Hiroshi Motono, Shigematsu Asano, Katsutaka Horada, Sensui Yasuda
  • Patent number: 11079345
    Abstract: An X-ray inspection device of the present invention includes a sample placement unit 11 for placing a sample as an inspection target therein, a sample placement unit positioning mechanism 30 for moving the sample placement unit 11, a goniometer 20 including first and second rotation members 22, 23 that rotate independently of each other, an X-ray irradiation unit 40 installed on the first rotation member 22, and a two-dimensional X-ray detector 50 installed on the second rotation member 23. The sample placement unit positioning mechanism 30 includes a ? rotation mechanism 35 for rotating the sample placement unit 11 and a ?-axis about a ?-axis that is orthogonal to a ?s-axis and a ?d-axis at a measurement point P and extends horizontally.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: August 3, 2021
    Assignee: RIGAKU CORPORATION
    Inventors: Naoki Matsushima, Kiyoshi Ogata, Kazuhiko Omote, Sei Yoshihara, Yoshiyasu Ito, Hiroshi Motono, Hideaki Takahashi, Akifusa Higuchi, Shiro Umegaki, Shigematsu Asano, Ryotaro Yamaguchi, Katsutaka Horada
  • Publication number: 20210116399
    Abstract: This fluorescent X-ray analysis apparatus is provided with an X-ray irradiation unit 20 for irradiating a sample S with: X-rays, having an energy that exceeds the energy absorption edge value of Ag which is selected as a measurement target element, and that is no greater than the energy absorption edge value of Sn which is an adjacent element having a higher energy absorption edge value than Ag; and X-rays having an energy exceeding the energy absorption edge value of Sn which is selected as a measurement target element.
    Type: Application
    Filed: December 29, 2020
    Publication date: April 22, 2021
    Applicant: RIGAKU CORPORATION
    Inventors: Kiyoshi Ogata, Sei Yoshihara, Shuichi Kato, Kazuhiko Omote, Hiroshi Motono, Naoki Matsushima
  • Publication number: 20210063326
    Abstract: An X-ray inspection device of the present invention includes a sample placement unit 11 for placing a sample as an inspection target therein, a sample placement unit positioning mechanism 30 for moving the sample placement unit 11, a goniometer 20 including first and second rotation members 22, 23 that rotate independently of each other, an X-ray irradiation unit 40 installed on the first rotation member 22, and a two-dimensional X-ray detector 50 installed on the second rotation member 23. The sample placement unit positioning mechanism 30 includes a ? rotation mechanism 35 for rotating the sample placement unit 11 and a ?-axis about a ?-axis that is orthogonal to a ?s-axis and a ?d-axis at a measurement point P and extends horizontally.
    Type: Application
    Filed: September 5, 2018
    Publication date: March 4, 2021
    Applicant: RIGAKU CORPORATION
    Inventors: Naoki Matsushima, Kiyoshi Ogata, Kazuhiko Omote, Sei Yoshihara, Yoshiyasu Ito, Hiroshi Motono, Hideaki Takahashi, Akifusa Higuchi, Shiro Umegaki, Shigematsu Asano, Ryotaro Yamaguchi, Katsutaka Horada
  • Patent number: 10876978
    Abstract: In an X-ray inspection device according to the present invention, an X-ray irradiation unit 40 includes a first X-ray optical element 42 for focusing characteristic X-rays in a vertical direction, and a second X-ray optical element 43 for focusing the characteristic X-rays in a horizontal direction. The first X-ray optical element 42 is constituted by a crystal material having high crystallinity. The second X-ray optical element includes a multilayer mirror.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: December 29, 2020
    Assignee: RIGAKU CORPORATION
    Inventors: Kiyoshi Ogata, Kazuhiko Omote, Sei Yoshihara, Yoshiyasu Ito, Hiroshi Motono, Hideaki Takahashi, Takao Kinefuchi, Akifusa Higuchi, Shiro Umegaki, Shigematsu Asano, Ryotaro Yamaguchi, Katsutaka Horada, Makoto Kambe, Licai Jiang, Boris Verman
  • Patent number: 10473598
    Abstract: An X-ray thin film inspection device of the present invention includes an X-ray irradiation unit 40 installed on a first rotation arm 32, an X-ray detector 50 installed on a second rotation arm 33, and a fluorescence X-ray detector 60 for detecting fluorescence X-rays generated from an inspection target upon irradiation of X-rays. The X-ray irradiation unit 40 includes an X-ray optical element 43 comprising a confocal mirror for receiving X-rays radiated from an X-ray tube 42, reflects plural focused X-ray beams monochromatized at a specific wavelength and focuses the plural focused X-ray beams to a preset focal point, and a slit mechanism 46 for passing therethrough any number of focused X-ray beams out of the plural focused X-ray beams reflected from the X-ray optical element 43.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: November 12, 2019
    Assignee: RIGAKU CORPORATION
    Inventors: Kiyoshi Ogata, Sei Yoshihara, Takao Kinefuchi, Shiro Umegaki, Shigematsu Asano, Katsutaka Horada, Muneo Yoshida, Hiroshi Motono, Hideaki Takahashi, Akifusa Higuchi, Kazuhiko Omote, Yoshiyasu Ito, Naoki Kawahara, Asao Nakano
  • Publication number: 20190227005
    Abstract: In an X-ray inspection device according to the present invention, an X-ray irradiation unit 40 includes a first X-ray optical element 42 for focusing characteristic X-rays in a vertical direction, and a second X-ray optical element 43 for focusing the characteristic X-rays in a horizontal direction. The first X-ray optical element 42 is constituted by a crystal material having high crystallinity. The second X-ray optical element includes a multilayer mirror.
    Type: Application
    Filed: July 12, 2017
    Publication date: July 25, 2019
    Inventors: Kiyoshi Ogata, Kazuhiko Omote, Sei Yoshihara, Yoshiyasu Ito, Hiroshi Motono, Hideaki Takahashi, Takao Kinefuchi, Akifusa Higuchi, Shiro Umegaki, Shigematsu Asano, Ryotaro Yamaguchi, Katsutaka Horada, Makoto Kambe, Licai Jiang, Boris Verman
  • Publication number: 20170234814
    Abstract: An X-ray thin film inspection device of the present invention includes an X-ray irradiation unit 40 installed on a first rotation arm 32, an X-ray detector 50 installed on a second rotation arm 33, and a fluorescence X-ray detector 60 for detecting fluorescence X-rays generated from an inspection target upon irradiation of X-rays. The X-ray irradiation unit 40 includes an X-ray optical element 43 comprising a confocal mirror for receiving X-rays radiated from an X-ray tube 42, reflects plural focused X-ray beams monochromatized at a specific wavelength and focuses the plural focused X-ray beams to a preset focal point, and a slit mechanism 46 for passing therethrough any number of focused X-ray beams out of the plural focused X-ray beams reflected from the X-ray optical element 43.
    Type: Application
    Filed: October 14, 2014
    Publication date: August 17, 2017
    Applicant: RIGAKU CORPORATION
    Inventors: Kiyoshi Ogata, Sei Yoshihara, Takao Kinefuchi, Shiro Umegaki, Shigematsu Asano, Katsutaka Horada, Muneo Yoshida, Hiroshi Motono, Hideaki Takahashi, Akifusa Higuchi, Kazuhiko Omote, Yoshiyasu Ito, Naoki Kawahara, Asao Nakano