Patents by Inventor Toshiyasu Suyama

Toshiyasu Suyama 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: 20220141397
    Abstract: An imaging unit includes a housing having a wall portion in which a slit for passing radiation is formed, a scintillator having an input surface to which radiation passing through the slit is input, a first mirror that reflects scintillation light output from the input surface, and a line scan camera that detects scintillation light reflected by the first mirror. The scintillator is placed to make the input surface parallel to both the conveying direction and a line direction. The first mirror is positioned outside an irradiation region connecting the peripheral edge of the slit to the input surface of the scintillator.
    Type: Application
    Filed: December 23, 2019
    Publication date: May 5, 2022
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu SUGIYAMA, Toshiyasu SUYAMA, Haruki SUZUKI
  • Patent number: 11237278
    Abstract: A radiation image acquisition system includes a radiation source that outputs radiation toward an object, a scintillator that has an input surface to which the radiation output from the radiation source and transmitted through the object is input, converts the radiation input to the input surface into scintillation light, and is opaque to the scintillation light, an image capturing means that includes a lens portion focused on the input surface and configured to image the scintillation light output from the input surface and an image capturing unit configured to capture an image of the scintillation light imaged by the lens portion and outputs radiation image data of the object A, and an image generating unit that generates a radiation image of the object based on the radiation image data output from the image capturing means.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: February 1, 2022
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu Sugiyama, Tatsuya Onishi, Toshiyasu Suyama
  • Patent number: 11079344
    Abstract: An X-ray detection device 30 comprises a low energy scintillator 31 configured to convert an X-ray of a low energy range into scintillation light, a low energy line sensor 32 configured to detect the scintillation light to output image data, a high energy scintillator 33 configured to convert an X-ray of a high energy range into scintillation light, and a high energy line sensor 34 configured to detect the scintillation light to output image data. Pixels L of the low energy line sensor 32 and pixels H of the high energy line sensor 34 are identical in number and are aligned at an identical pixel pitch, and a minimum filtering process is executed on the image data from the low energy line sensor 32, while an averaging process is executed on the image data from the high energy line sensor 34.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: August 3, 2021
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Toshiyasu Suyama, Tatsuya Onishi
  • Patent number: 10859715
    Abstract: A radiation image acquisition system includes a radiation source that outputs radiation toward an object, a scintillator that has an input surface to which the radiation output from the radiation source and transmitted through the object is input, converts the radiation input to the input surface into scintillation light, and is opaque to the scintillation light, an image capturing means that includes a lens portion focused on the input surface and configured to image the scintillation light output from the input surface and an image capturing unit configured to capture an image of the scintillation light imaged by the lens portion and outputs radiation image data of the object A, and an image generating unit that generates a radiation image of the object based on the radiation image data output from the image capturing means.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: December 8, 2020
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu Sugiyama, Tatsuya Onishi, Toshiyasu Suyama
  • Publication number: 20200292718
    Abstract: A radiation image acquisition system includes a radiation source that outputs radiation toward an object, a scintillator that has an input surface to which the radiation output from the radiation source and transmitted through the object is input, converts the radiation input to the input surface into scintillation light, and is opaque to the scintillation light, an image capturing means that includes a lens portion focused on the input surface and configured to image the scintillation light output from the input surface and an image capturing unit configured to capture an image of the scintillation light imaged by the lens portion and outputs radiation image data of the object A, and an image generating unit that generates a radiation image of the object based on the radiation image data output from the image capturing means.
    Type: Application
    Filed: June 2, 2020
    Publication date: September 17, 2020
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu SUGIYAMA, Tatsuya ONISHI, Toshiyasu SUYAMA
  • Patent number: 10746884
    Abstract: An apparatus for capturing a radiation image includes a radiation source configured to emit radiation, a wavelength converter configured to receive the radiation emitted from the radiation source through an entrance plane after the emitted radiation has been transmitted by an object, to convert the received radiation to scintillation light, and to output the scintillation light from the entrance plane, a first optical system configured to focus on the entrance plane and to image the output scintillation light thereby generating a first radiation image of the object, and a first image sensor configured to capture the first radiation image to generate first image data.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: August 18, 2020
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu Sugiyama, Toshiyasu Suyama
  • Patent number: 10698120
    Abstract: A radiation image acquisition system includes a radiation source that outputs radiation toward an object, a scintillator that has an input surface to which the radiation output from the radiation source and transmitted through the object is input, converts the radiation input to the input surface into scintillation light, and is opaque to the scintillation light, an image capturing means that includes a lens portion focused on the input surface and configured to image the scintillation light output from the input surface and an image capturing unit configured to capture an image of the scintillation light imaged by the lens portion and outputs radiation image data of the object A, and an image generating unit that generates a radiation image of the object based on the radiation image data output from the image capturing means.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: June 30, 2020
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu Sugiyama, Tatsuya Onishi, Toshiyasu Suyama
  • Publication number: 20200057008
    Abstract: An X-ray detection device 30 comprises a low energy scintillator 31 configured to convert an X-ray of a low energy range into scintillation light, a low energy line sensor 32 configured to detect the scintillation light to output image data, a high energy scintillator 33 configured to convert an X-ray of a high energy range into scintillation light, and a high energy line sensor 34 configured to detect the scintillation light to output image data. Pixels L of the low energy line sensor 32 and pixels H of the high energy line sensor 34 are identical in number and are aligned at an identical pixel pitch, and a minimum filtering process is executed on the image data from the low energy line sensor 32, while an averaging process is executed on the image data from the high energy line sensor 34.
    Type: Application
    Filed: November 16, 2017
    Publication date: February 20, 2020
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Toshiyasu SUYAMA, Tatsuya ONISHI
  • Patent number: 10393676
    Abstract: A radiation image acquiring system is provided. An X-ray image acquiring system irradiates X-rays to a subject from an X-ray source, and detects X-rays transmitted through the subject. The X-ray image acquiring system includes a first detector for detecting X-rays that are transmitted through the subject to generate first image data, a second detector arranged in parallel to the first detector with a dead zone region sandwiched therebetween, for detecting X-rays that are transmitted through the subject to generate second image data, and a timing control section for controlling detection timing of the second detector based on a dead zone width of the dead zone region so that first image data to be generated by the first detector and second image data to be generated by the second detector mutually correspond.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: August 27, 2019
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Toshiyasu Suyama, Tadashi Maruno, Toshihide Sasaki, Junichi Sonoda, Shinji Takihi
  • Patent number: 10267751
    Abstract: An image acquisition device is an image acquisition device that acquires an X-ray transmission image of an object conveyed in a conveyance direction, and the image acquisition device includes an X-ray irradiator that outputs an X-ray, a belt conveyor that conveys the object in the conveyance direction, an X-ray detection camera having a scintillator that converts an X-ray penetrating the object into scintillation light, a line scan camera that detects the scintillation light and outputs a detection signal, and an amplifier that amplifies the detection signal at a predetermined set amplification factor and outputs a amplified signal, a controller that generates an X-ray transmission image based on the amplified signal, and an amplifier controller that sets one of a first amplification factor or a second amplification factor corresponding to an amplification factor lower than the first amplification factor as the set amplification factor based on a predetermined imaging condition.
    Type: Grant
    Filed: February 2, 2015
    Date of Patent: April 23, 2019
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Toshiyasu Suyama, Tatsuya Onishi
  • Publication number: 20190086558
    Abstract: A radiation image acquisition device includes: a radiation source which emits radiation; a wavelength conversion member of a flat plate shape which generates scintillation light according to incidence of the radiation emitted from the radiation source and transmitted by an object; first imaging means which condenses and images the scintillation light emitted from an entrance surface for the radiation in the wavelength conversion member; and second imaging means which condenses and images the scintillation light emitted from a surface opposite to the entrance surface in the wavelength conversion member, wherein one of the first imaging means and the second imaging means condenses the scintillation light emitted from the entrance surface or the opposite surface in a direction of a normal thereto, and wherein the other of the first imaging means and the second imaging means condenses the scintillation light emitted from the entrance surface or the opposite surface in a direction inclined with respect to a direct
    Type: Application
    Filed: August 13, 2018
    Publication date: March 21, 2019
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu SUGIYAMA, Toshiyasu SUYAMA
  • Patent number: 10234406
    Abstract: A radiation image acquisition system of an aspect of the present invention includes a radiation source emitting radiation toward an object, a holding unit holding the object, a wavelength conversion member generating scintillation light in response to incidence of the radiation emitted from the radiation source and transmitted through the object, a first imaging means condensing and imaging scintillation light emitted from an incidence surface of the radiation of the wavelength conversion member, a second imaging means condensing and imaging scintillation light emitted from a surface opposite to the incidence surface of the wavelength conversion member, a holding unit position adjusting means adjusting the position of the holding unit between the radiation source and the wavelength conversion member, and an imaging position adjusting means adjusting the position of the first imaging means.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: March 19, 2019
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu Sugiyama, Toshiyasu Suyama
  • Publication number: 20180306931
    Abstract: A radiation image acquisition system includes a radiation source that outputs radiation toward an object, a scintillator that has an input surface to which the radiation output from the radiation source and transmitted through the object is input, converts the radiation input to the input surface into scintillation light, and is opaque to the scintillation light, an image capturing means that includes a lens portion focused on the input surface and configured to image the scintillation light output from the input surface and an image capturing unit configured to capture an image of the scintillation light imaged by the lens portion and outputs radiation image data of the object A, and an image generating unit that generates a radiation image of the object based on the radiation image data output from the image capturing means.
    Type: Application
    Filed: July 29, 2016
    Publication date: October 25, 2018
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu SUGIYAMA, Tatsuya ONISHI, Toshiyasu SUYAMA
  • Patent number: 10101469
    Abstract: A radiation image acquisition device includes: a radiation source which emits radiation; a wavelength conversion member which generates scintillation light according to incidence of the radiation emitted from the radiation source and transmitted by an object; first imaging means which condenses and images the scintillation light emitted from an entrance surface for the radiation in the wavelength conversion member; and second imaging means which condenses and images the scintillation light emitted from a surface opposite to the entrance surface in the wavelength conversion member, wherein one of the first imaging means and the second imaging means condenses the scintillation light emitted from the entrance surface or the opposite surface in a direction of a normal thereto, and wherein the other condenses the scintillation light emitted from the entrance surface or the opposite surface in a direction inclined with respect to a direction of a normal thereto.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: October 16, 2018
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu Sugiyama, Toshiyasu Suyama
  • Patent number: 9696266
    Abstract: A nondestructive inspection device 1 comprises an X-ray indicator 20, a low-energy detector 32, a high-energy detector 42, a low-energy transmittance calculation unit 72, a high-energy transmittance calculation unit 74, a detection unit 76, and a correction unit 78. The calculation unit 72 calculates a value indicating the transmittance of transmission X-rays in a low energy range. The calculation unit 74 calculates a value indicating the transmittance of transmission X-rays in a high energy range. The detection unit 76 detects a positional deviation detail of the X-ray indicator 20 according to a ratio between the transmittances calculated by both of the calculation units 72, 74. When the positional deviation detail of the X-ray indicator 20 is detected by the detection unit 76, according to the positional deviation detail, the correction unit 78 corrects X-ray luminance data detected by the detectors 32, 42.
    Type: Grant
    Filed: August 22, 2012
    Date of Patent: July 4, 2017
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventor: Toshiyasu Suyama
  • Publication number: 20170184514
    Abstract: A radiation image acquiring system is provided. An X-ray image acquiring system irradiates X-rays to a subject from an X-ray source, and detects X-rays transmitted through the subject. The X-ray image acquiring system includes a first detector for detecting X-rays that are transmitted through the subject to generate first image data, a second detector arranged in parallel to the first detector with a dead zone region sandwiched therebetween, for detecting X-rays that are transmitted through the subject to generate second image data, and a timing control section for controlling detection timing of the second detector based on a dead zone width of the dead zone region so that first image data to be generated by the first detector and second image data to be generated by the second detector mutually correspond.
    Type: Application
    Filed: January 17, 2017
    Publication date: June 29, 2017
    Inventors: Toshiyasu SUYAMA, Tadashi MARUNO, Toshihide SASAKI, Junichi SONODA, Shinji TAKIHI
  • Publication number: 20170122886
    Abstract: A radiation image acquisition system of an aspect of the present invention includes a radiation source emitting radiation toward an object, a holding unit holding the object, a wavelength conversion member generating scintillation light in response to incidence of the radiation emitted from the radiation source and transmitted through the object, a first imaging means condensing and imaging scintillation light emitted from an incidence surface of the radiation of the wavelength conversion member, a second imaging means condensing and imaging scintillation light emitted from a surface opposite to the incidence surface of the wavelength conversion member, a holding unit position adjusting means adjusting the position of the holding unit between the radiation source and the wavelength conversion member, and an imaging position adjusting means adjusting the position of the first imaging means.
    Type: Application
    Filed: October 28, 2016
    Publication date: May 4, 2017
    Inventors: Mototsugu SUGIYAMA, Toshiyasu SUYAMA
  • Patent number: 9594031
    Abstract: A radiation image acquiring system is provided. An X-ray image acquiring system irradiates X-rays to a subject from an X-ray source, and detects X-rays transmitted through the subject. The X-ray image acquiring system includes a first detector for detecting X-rays that are transmitted through the subject to generate first image data, a second detector arranged in parallel to the first detector with a dead zone region sandwiched therebetween, for detecting X-rays that are transmitted through the subject to generate second image data, and a timing control section for controlling detection timing of the second detector based on a dead zone width of the dead zone region so that first image data to be generated by the first detector and second image data to be generated by the second detector mutually correspond.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: March 14, 2017
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Toshiyasu Suyama, Tadashi Maruno, Toshihide Sasaki, Junichi Sonoda, Shinji Takihi
  • Publication number: 20170038314
    Abstract: An image acquisition device is an image acquisition device that acquires an X-ray transmission image of an object conveyed in a conveyance direction, and the image acquisition device includes an X-ray irradiator that outputs an X-ray, a belt conveyor that conveys the object in the conveyance direction, an X-ray detection camera having a scintillator that converts an X-ray penetrating the object into scintillation light, a line scan camera that detects the scintillation light and outputs a detection signal, and an amplifier that amplifies the detection signal at a predetermined set amplification factor and outputs a amplified signal, a controller that generates an X-ray transmission image based on the amplified signal, and an amplifier controller that sets one of a first amplification factor or a second amplification factor corresponding to an amplification factor lower than the first amplification factor as the set amplification factor based on a predetermined imaging condition.
    Type: Application
    Filed: February 2, 2015
    Publication date: February 9, 2017
    Applicant: Hamamatsu Ohotonics K.K.
    Inventors: Toshiyasu SUYAMA, Tatsuya ONISHI
  • Patent number: 9500600
    Abstract: A radiation image acquisition system of an aspect of the present invention includes a radiation source emitting radiation toward an object, a holding unit holding the object, a wavelength conversion member generating scintillation light in response to incidence of the radiation emitted from the radiation source and transmitted through the object, a first imaging means condensing and imaging scintillation light emitted from an incidence surface of the radiation of the wavelength conversion member, a second imaging means condensing and imaging scintillation light emitted from a surface opposite to the incidence surface of the wavelength conversion member, a holding unit position adjusting means adjusting the position of the holding unit between the radiation source and the wavelength conversion member, and an imaging position adjusting means adjusting the position of the first imaging means.
    Type: Grant
    Filed: June 18, 2013
    Date of Patent: November 22, 2016
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Mototsugu Sugiyama, Toshiyasu Suyama