Patents by Inventor Motoki Tagawa

Motoki Tagawa 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: 20210103062
    Abstract: A radiation imaging apparatus that is used in a radiation imaging system. The radiation imaging apparatus includes an image capturing unit configured to output an image signal based on radiation transmitted through an object and offset data which is acquired by a plurality of acquisition modes and used for correcting the image signal, and a determination unit configured to determine which of a plurality of waiting modes is to be used to make the image capturing unit wait. The determination unit makes a determination based on the acquisition mode of the offset data.
    Type: Application
    Filed: October 1, 2020
    Publication date: April 8, 2021
    Inventor: Motoki Tagawa
  • Patent number: 10721839
    Abstract: A radiographic apparatus of the present invention includes a radiation sensor configured to convert incident radiation into an image signal; a base supporting the radiation sensor; an electronic component, electrically connected to the radiation sensor, that generates heat by being driven; a casing containing the radiation sensor, the base and the electronic component; a heat transfer member disposed in an opposite side to the base across the electronic component, and configured to transfer the heat generated from the electronic component to the casing; and a support member supporting the base and the heat transfer member.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: July 21, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Motoki Tagawa, Yohei Saito, Satoru Omura, Youjirou Hiratsuka
  • Publication number: 20200183020
    Abstract: A radiographic apparatus includes a sensor panel that obtains a radiographic image by converting radiation incident thereon into an electric signal, a sensor support base that supports the sensor panel, and a housing that houses the sensor panel and the sensor support base therein. The housing includes a stack structure including a first conductor layer, a second conductor layer electrically connected to the first conductor layer via an electric connection member, and a nonconductor layer disposed between the first conductor layer and the second conductor layer.
    Type: Application
    Filed: December 2, 2019
    Publication date: June 11, 2020
    Inventors: Satoru Omura, Motoki Tagawa
  • Patent number: 10617380
    Abstract: A radiographic imaging apparatus includes a sensor panel, a sound emitting member that provides notification of a state via sound, a casing that contains the sensor panel and the sound emitting member, where the casing includes a first sound transmission hole and a sound transmission member that covers the first sound transmission hole, where the sound transmission member includes a second sound transmission hole with a smaller diameter than a diameter of the first sound transmission hole. The radiographic imaging apparatus includes a detection unit that detects information related to an installed state of the radiographic imaging apparatus and a control unit that controls a volume of the emitted sound based on the detected information.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: April 14, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Motoki Tagawa, Takahiro Koyanagi, Youjirou Hiratsuka, Satoru Omura, Katsushi Kato
  • Publication number: 20200100740
    Abstract: A radiographic apparatus includes a radiation detection panel configured to detect radiation, and a housing that covers the radiation detection panel. The housing includes an incident surface receiving the radiation, a side surface adjacent to the incident surface, a rear surface opposing the incident surface, and an inclined surface adjacent to each of the side surface and the rear surface. A recessed handle portion is provided on the inclined surface.
    Type: Application
    Filed: September 26, 2019
    Publication date: April 2, 2020
    Inventors: Takahiro Koyanagi, Motoki Tagawa, Yohei Saito
  • Publication number: 20200037969
    Abstract: A radiation imaging apparatus comprises a radiation sensor configured to convert incident radiation to an electrical signal and a housing configured to encompass the radiation sensor, wherein a holding portion that is shaped as a recess is formed in a back face of the housing, the back face being on a side opposite to a radiation incident surface of the housing, and a member having a lower heat conductivity than a heat conductivity of the back face is arranged at a position corresponding to the holding portion in the back face.
    Type: Application
    Filed: July 24, 2019
    Publication date: February 6, 2020
    Inventors: Motoki Tagawa, Satoru Omura
  • Publication number: 20190110376
    Abstract: A radiographic apparatus of the present invention includes a radiation sensor configured to convert incident radiation into an image signal; a base supporting the radiation sensor; an electronic component, electrically connected to the radiation sensor, that generates heat by being driven; a casing containing the radiation sensor, the base and the electronic component; a heat transfer member disposed in an opposite side to the base across the electronic component, and configured to transfer the heat generated from the electronic component to the casing; and a support member supporting the base and the heat transfer member.
    Type: Application
    Filed: October 2, 2018
    Publication date: April 11, 2019
    Inventors: MOTOKI TAGAWA, Yohei Saito, Satoru Omura, Youjirou Hiratsuka
  • Patent number: 10085710
    Abstract: A radiographing system includes a plurality of radiation imaging apparatuses and a composition processing unit which composites a plurality of radiation images acquired from the plurality of radiation imaging apparatuses to generate a long-length image. Each of the radiation imaging apparatuses includes a radiation detecting panel which has a plurality of pixels arrayed in a two-dimensional matrix and converts radiated radiation into an image signal, and a position acquiring unit which acquires positional information by communicating with an external apparatus. A position deciding unit decides an order, in which the plurality of radiation images to be composited by the composition processing unit are composited, based on the positional information acquired by the position acquiring unit.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: October 2, 2018
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masataka Suzuki, Shichihei Sakuragi, Ryo Suzaki, Motoki Tagawa
  • Patent number: 10058299
    Abstract: In a radiation imaging system, which obtains a radiation image of an object based on a plurality of image signals, includes a radiation imaging apparatus, which includes a plurality of pixels arranged in a two-dimensional matrix, configured to convert an irradiated radiation transmitted through an object into an image signal serving as a partial image of the object. In the radiation imaging system, a holding unit for holding the radiation imaging apparatus holds the radiation imaging apparatus to be movable in a direction intersecting a direction in which positions to obtain a plurality of partial images are arranged.
    Type: Grant
    Filed: March 22, 2016
    Date of Patent: August 28, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Motoki Tagawa, Akiya Nakayama
  • Patent number: 10061042
    Abstract: A radiation imaging apparatus includes a housing including an incident surface of radiation, an imaging panel stored in the housing and including an effective region for detecting radiation incident through the incident surface, a buffer member arranged between the incident surface and the imaging panel, and an electrically conductive member fixed to the buffer member. An edge of the electrically conductive member surrounds an edge of the effective region in a planar view with respect to the incident surface.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: August 28, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Masataka Suzuki, Motoki Tagawa, Hiroto Kondo, Shinichi Nishimura, Takashi Sato
  • Patent number: 10058294
    Abstract: A radiation imaging system includes a housing containing a plurality of radiation imaging devices each including a radiation detecting panel having a two-dimensional matrix of pixels and arranged to convert applied radiation to an image signal, a plurality of retainers configured to position and retain the plurality of radiation imaging devices so that parts of the respective radiation imaging devices spatially overlap as viewed from an irradiation side, and a unit configured to acquire a radiographic image on the basis of image signals from the respective radiation imaging devices. The plurality of retainers are configured to retain the plurality of radiation imaging devices in areas other than effective pixel areas of the respective radiation imaging devices.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: August 28, 2018
    Assignee: Canon Kabushiki Kaisha
    Inventor: Motoki Tagawa
  • Patent number: 9974499
    Abstract: A radiation imaging system includes: multiple radiation imaging apparatuses each including a radiation detecting panel and an enclosure enveloping the radiation detecting panel. The multiple radiation imaging apparatuses are arrayed so that a part of each of the radiation imaging apparatuses spatially overlap as seen from a radiation irradiation side, and a radiation image is acquired based on image signals from each of the multiple radiation imaging apparatuses. The enclosure of at least one radiation imaging apparatus of the multiple radiation imaging apparatuses is formed so that a radiation transmittance of the enclosure which defines the overlapping region is higher than a radiation transmittance of the enclosure which defines a different region.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: May 22, 2018
    Assignee: Canon Kabushiki Kaisha
    Inventors: Motoki Tagawa, Kensuke Kobayashi, Hidetomo Suwa, Masataka Suzuki
  • Patent number: 9968311
    Abstract: A radiation imaging system includes a holding unit configured to hold a plurality of radiation imaging apparatuses configured to convert radiation emitted onto the plurality of radiation imaging apparatuses into image signals. The radiation imaging system is configured to obtain a long radiographic image based on the image signals respectively from the plurality of radiation imaging apparatuses. The holding unit is configured to hold the plurality of radiation imaging apparatuses having imaging areas of different sizes, in such a manner that the plurality of radiation imaging apparatuses is partially overlapped with each other spatially, by a predetermined overlapping area as viewed from a radiation incident side.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: May 15, 2018
    Assignee: Canon Kabushiki Kaisha
    Inventors: Motoki Tagawa, Masataka Suzuki, Ryo Suzaki, Shichihei Sakuragi
  • Publication number: 20180092618
    Abstract: A radiographic imaging apparatus includes a sensor panel, a sound emitting member that provides notification of a state via sound, a casing that contains the sensor panel and the sound emitting member, where the casing includes a first sound transmission hole and a sound transmission member that covers the first sound transmission hole, where the sound transmission member includes a second sound transmission hole with a smaller diameter than a diameter of the first sound transmission hole. The radiographic imaging apparatus includes a detection unit that detects information related to an installed state of the radiographic imaging apparatus and a control unit that controls a volume of the emitted sound based on the detected information.
    Type: Application
    Filed: September 28, 2017
    Publication date: April 5, 2018
    Inventors: Motoki Tagawa, Takahiro Koyanagi, Youjirou Hiratsuka, Satoru Omura, Katsushi Kato
  • Publication number: 20180028135
    Abstract: A radiation imaging system includes: multiple radiation imaging apparatuses each including a radiation detecting panel and an enclosure enveloping the radiation detecting panel. The multiple radiation imaging apparatuses are arrayed so that a part of each of the radiation imaging apparatuses spatially overlap as seen from a radiation irradiation side, and a radiation image is acquired based on image signals from each of the multiple radiation imaging apparatuses. The enclosure of at least one radiation imaging apparatus of the multiple radiation imaging apparatuses is formed so that a radiation transmittance of the enclosure which defines the overlapping region is higher than a radiation transmittance of the enclosure which defines a different region.
    Type: Application
    Filed: September 28, 2017
    Publication date: February 1, 2018
    Inventors: Motoki Tagawa, Kensuke Kobayashi, Hidetomo Suwa, Masataka Suzuki
  • Patent number: 9801596
    Abstract: A radiation imaging system includes: multiple radiation imaging apparatuses each including a radiation detecting panel and an enclosure enveloping the radiation detecting panel. The multiple radiation imaging apparatuses are arrayed so that a part of each of the radiation imaging apparatuses spatially overlap as seen from a radiation irradiation side, and a radiation image is acquired based on image signals from each of the multiple radiation imaging apparatuses. The enclosure of at least one radiation imaging apparatus of the multiple radiation imaging apparatuses is formed so that a radiation transmittance of the enclosure which defines the overlapping region is higher than a radiation transmittance of the enclosure which defines a different region.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: October 31, 2017
    Assignee: Canon Kabushiki Kaisha
    Inventors: Motoki Tagawa, Kensuke Kobayashi, Hidetomo Suwa, Masataka Suzuki
  • Patent number: 9543694
    Abstract: An X-ray imaging system includes an X-ray imaging apparatus for converting an X-ray into an image signal, a cable for transmitting signals to the X-ray imaging apparatus, a connector, disposed at an end of the cable, for connecting the cable and the X-ray imaging apparatus, and fixing portions for fixing the connector and the X-ray imaging apparatus and allowing the connector to be detached from the X-ray imaging apparatus by a detachment load. A cable outlet of the connector is separated from an outline center axis of the connector. The fixing portions include a first fixing portion disposed on the cable outlet side with respect to the connector outline center axis, and a second fixing portion disposed on the opposite side of the cable outlet. The moment of force required to detach the first fixing portion is larger than that required to detach the second fixing portion.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: January 10, 2017
    Assignee: Canon Kabushiki Kaisha
    Inventor: Motoki Tagawa
  • Publication number: 20160302753
    Abstract: A radiographing system includes a plurality of radiation imaging apparatuses and a composition processing unit which composites a plurality of radiation images acquired from the plurality of radiation imaging apparatuses to generate a long-length image. Each of the radiation imaging apparatuses includes a radiation detecting panel which has a plurality of pixels arrayed in a two-dimensional matrix and converts radiated radiation into an image signal, and a position acquiring unit which acquires positional information by communicating with an external apparatus. A position deciding unit decides an order, in which the plurality of radiation images to be composited by the composition processing unit are composited, based on the positional information acquired by the position acquiring unit.
    Type: Application
    Filed: April 8, 2016
    Publication date: October 20, 2016
    Inventors: Masataka Suzuki, Shichihei Sakuragi, Ryo Suzaki, Motoki Tagawa
  • Publication number: 20160299241
    Abstract: A radiation imaging apparatus includes a housing including an incident surface of radiation, an imaging panel stored in the housing and including an effective region for detecting radiation incident through the incident surface, a buffer member arranged between the incident surface and the imaging panel, and an electrically conductive member fixed to the buffer member. An edge of the electrically conductive member surrounds an edge of the effective region in a planar view with respect to the incident surface.
    Type: Application
    Filed: April 5, 2016
    Publication date: October 13, 2016
    Inventors: Masataka Suzuki, Motoki Tagawa, Hiroto Kondo, Shinichi Nishimura, Takashi Sato
  • Publication number: 20160287195
    Abstract: A radiation imaging system includes a holding unit configured to hold a plurality of radiation imaging apparatuses configured to convert radiation emitted onto the plurality of radiation imaging apparatuses into image signals. The radiation imaging system is configured to obtain a long radiographic image based on the image signals respectively from the plurality of radiation imaging apparatuses. The holding unit is configured to hold the plurality of radiation imaging apparatuses having imaging areas of different sizes, in such a manner that the plurality of radiation imaging apparatuses is partially overlapped with each other spatially, by a predetermined overlapping area as viewed from a radiation incident side.
    Type: Application
    Filed: March 28, 2016
    Publication date: October 6, 2016
    Inventors: Motoki Tagawa, Masataka Suzuki, Ryo Suzaki, Shichihei Sakuragi