Patents by Inventor Shinichi Ushikura
Shinichi Ushikura 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).
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Patent number: 11877875Abstract: The radiation detector includes a sensor substrate and a reinforcing substrate. In the s sensor substrate, a plurality of pixels for accumulating electric charges generated in response to radiation is formed in a pixel region of a first surface of a flexible base material. The reinforcing substrate is provided on at least one of the first surface side of the base material or a second surface side opposite to the first surface, includes the foamed body layer, and reinforces the stiffness of the base material.Type: GrantFiled: August 19, 2022Date of Patent: January 23, 2024Assignee: FUJIFILM CORPORATIONInventors: Shinichi Ushikura, Munetaka Kato, Haruyasu Nakatsugawa
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Publication number: 20240009669Abstract: An assay cartridge includes a reagent container in which a reagent to be supplied to the carrier is sealed and from which the reagent is discharged to the outside by being crushed, a case having a pressing operation part that is operated to apply a pressing force to the reagent container, a first displacement part and a second displacement part, the first displacement part has a first pressing surface for pushing the second displacement part to the reagent container by pressing the second displacement part, and the second displacement part is disposed between the first displacement part and the reagent container and has a second pressing surface that crushes the reagent container in a case where the second displacement part is pressed from the first pressing surface and in which a projected area is larger than a projected area of the first pressing surface.Type: ApplicationFiled: September 21, 2023Publication date: January 11, 2024Applicant: FUJIFILM CorporationInventors: Shinichi USHIKURA, Hiroyasu Ishii
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Publication number: 20230393131Abstract: The immunochromatographic assay apparatus includes a loading part in which a cartridge including a carrier having a spotting region and an assay region, is loaded, an imaging unit that images the assay region, and a processor that performs a main determination based on an assay region image wherein in a case where a development direction of the sample in the carrier is a row direction and a direction intersecting the row direction is a column direction, the assay region is a line-shaped region extending along the column direction, the assay region image is an image in which a plurality of pixels are two-dimensionally arranged in a matrix form, and the processor is configured to perform the main determination using residual pixels excluding one or more high-density pixels having a relatively high density in each column of the assay region image.Type: ApplicationFiled: August 16, 2023Publication date: December 7, 2023Applicant: FUJIFILM CorporationInventors: Yasutake TANAKA, Shinichi USHIKURA
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Patent number: 11802981Abstract: A method of manufacturing a radiation detector includes: forming a substrate in which a flexible base material is provided via a peeling layer on a support body and plural pixels that accumulate electric charges generated in response to light converted from radiation are provided in a pixel region of the base material; forming a conversion layer for converting the radiation into light on a surface of the base material; providing a first reinforcing substrate on a surface of the conversion layer opposite to a surface on the substrate side; peeling the substrate provided with the conversion layer and the first reinforcing substrate from the support body; providing a second reinforcing substrate on a surface of the substrate peeled from the support body; and peeling the first reinforcing substrate from the substrate provided with the conversion layer after providing the second reinforcing substrate.Type: GrantFiled: August 5, 2021Date of Patent: October 31, 2023Assignee: FUJIFILM CORPORATIONInventors: Shinichi Ushikura, Munetaka Kato, Keiichi Akamatsu, Haruyasu Nakatsugawa
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Patent number: 11786194Abstract: A radiation detector including: a substrate formed with plural pixels that accumulate electrical charges generated in response to light converted from radiation in a pixel region at an opposite-side surface of a base member to a surface including a fine particle layer; the base member being flexible and is made of resin and that includes a fine particle layer containing inorganic fine particles having a mean particle size of from 0.05 ?m to 2.5 ?m, a conversion layer provided at the surface of the base member provided with the pixel region and configured to convert the radiation into light; and a reinforcement substrate provided to at least one out of a surface on the substrate side of a stacked body configured by stacking the substrate and the conversion layer, or a surface on the conversion layer side of the stacked body.Type: GrantFiled: September 18, 2020Date of Patent: October 17, 2023Assignee: FUJIFILM CorporationInventors: Yoshihiro Okada, Keiichi Akamatsu, Shinichi Ushikura, Munetaka Kato, Haruyasu Nakatsugawa
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Patent number: 11766227Abstract: A radiation detector includes a sensor substrate, a conversion layer, and a reinforcing substrate. In the sensor substrate, a plurality of pixels for accumulating electric charges generated in response to light converted from radiation are formed on a pixel region of a flexible base material. The conversion layer is provided on a first surface of the base material on which the pixels are provided and converts radiation into light. The reinforcing substrate is provided on a surface of the conversion layer opposite to a surface on the base material side and includes a porous layer having a plurality of through-holes to reinforce the stiffness of the base material.Type: GrantFiled: August 25, 2022Date of Patent: September 26, 2023Assignee: FUJIFILM CORPORATIONInventors: Shinichi Ushikura, Munetaka Kato, Haruyasu Nakatsugawa
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Patent number: 11747490Abstract: A radiation detector includes a sensor substrate in which a plurality of pixels for accumulating electric charges generated in response to light converted from radiation is formed in a pixel region of a flexible base material; a conversion layer that is provided on a first surface provided with the pixel region of the base material and converts the radiation into light; an absorption layer that is provided on a side opposite to a side to which the radiation is radiated in a laminate in which the sensor substrate and the conversion layer are laminated and absorbs influence of irregularities generated on the conversion layer on the sensor substrate; and a rigid plate that is provided on a side of the absorption layer opposite to a side facing the laminate and has a higher stiffness than the sensor substrate. Provided are a radiation detector and a radiographic imaging apparatus capable of improving the quality of a radiographic image.Type: GrantFiled: October 11, 2021Date of Patent: September 5, 2023Assignee: FUJIFILM CORPORATIONInventors: Shinichi Ushikura, Tatsunori Tanimoto
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Patent number: 11735622Abstract: A radiographic imaging apparatus including: a sensor substrate in which pixels are formed in a first surface of a base material; a conversion layer provided on the first surface; a signal processing substrate provided on one side the sensor substrate and includes at least a part of a signal processing unit; a driving substrate provided on the one side or the other side of the sensor substrate and includes at least a part of a drive unit; a first cable of which one end is connected to the sensor substrate and the other end is electrically connected to the signal processing substrate; and a second cable of which one end is connected to the sensor substrate, and passes through the first surface side or a second surface side of the base material and the other end is connected to the driving substrate.Type: GrantFiled: September 27, 2021Date of Patent: August 22, 2023Assignee: FUJIFILM CORPORATIONInventors: Shinichi Ushikura, Naoto Iwakiri, Keiichi Akamatsu
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Patent number: 11630221Abstract: A radiation detector including: a substrate formed with a plural pixels in pixel region of a flexible base member, the plural pixels accumulates charges generated in response to light converted from radiation; a conversion layer provided at a surface to which the pixel region is provided on the base member, the conversion layer converts the radiation into light; and a reinforcement substrate provided at a surface of the conversion layer that faces a surface of the substrate side, the reinforcement substrate contains a material having a yield point and has a higher rigidity than the base member.Type: GrantFiled: September 18, 2020Date of Patent: April 18, 2023Assignee: FUJIFILM CorporationInventors: Munetaka Kato, Shinichi Ushikura, Yoshihiro Okada, Keiichi Akamatsu, Haruyasu Nakatsugawa
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Patent number: 11624844Abstract: In a sensor substrate, a plurality of pixels are formed in a pixel region of a first surface of a flexible base material, and a terminal portion for electrically connecting a cable is provided in the terminal region of the first surface. A conversion layer is provided outside the terminal region of the base material and converts radiation into light. A reinforcing member is provided on a second surface of the base material to reinforce the strength of the base material. A stress neutral plane adjusting member is provided inside the terminal region and in at least a part, corresponding to the inside of the terminal region, of a cable electrically connected to the terminal portion.Type: GrantFiled: December 20, 2021Date of Patent: April 11, 2023Assignee: FUJIFILM CORPORATIONInventors: Shinichi Ushikura, Munetaka Kato, Tatsunori Tanimoto
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Patent number: 11624716Abstract: A radiation detector including: a sensor substrate including a flexible base member and a layer provided on a first surface of the base member and formed with plural pixels that accumulates electrical charge generated in response to light converted from radiation; a conversion layer provided on the first surface side of the sensor substrate, the conversion layer converts radiation into the light; and an elastic layer provided on the opposite side of the conversion layer to a side provided with the sensor substrate, the elastic layer having a greater restoring force with respect to bending than the sensor substrate.Type: GrantFiled: September 18, 2020Date of Patent: April 11, 2023Assignee: FUJIFILM CorporationInventors: Shinichi Ushikura, Munetaka Kato, Haruyasu Nakatsugawa, Keiichi Akamatsu
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Patent number: 11612366Abstract: The radiation detector includes a sensor substrate and a reinforcing substrate. In the sensor substrate, a plurality of pixels for accumulating the charges generated according to light converted from radiation are formed in the pixel region on the first surface of the flexible base material, and the terminal for electrically connecting a flexible cable to the first surface is provided. The reinforcing substrate is provided on the second surface opposite to the first surface of the base material in a region excluding at least the facing region facing the terminal to reinforce the stiffness of the base material.Type: GrantFiled: February 16, 2021Date of Patent: March 28, 2023Assignee: FUJIFILM CorporationInventors: Shinichi Ushikura, Munetaka Kato, Haruyasu Nakatsugawa
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Publication number: 20220409153Abstract: A radiation detector includes a sensor substrate, a conversion layer, and a reinforcing substrate. In the sensor substrate, a plurality of pixels for accumulating electric charges generated in response to light converted from radiation are formed on a pixel region of a flexible base material. The conversion layer is provided on a first surface of the base material on which the pixels are provided and converts radiation into light. The reinforcing substrate is provided on a surface of the conversion layer opposite to a surface on the base material side and includes a porous layer having a plurality of through-holes to reinforce the stiffness of the base material.Type: ApplicationFiled: August 25, 2022Publication date: December 29, 2022Inventors: Shinichi USHIKURA, Munetaka KATO, Haruyasu NAKATSUGAWA
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Publication number: 20220401045Abstract: The radiation detector includes a sensor substrate and a reinforcing substrate. In the s sensor substrate, a plurality of pixels for accumulating electric charges generated in response to radiation is formed in a pixel region of a first surface of a flexible base material. The reinforcing substrate is provided on at least one of the first surface side of the base material or a second surface side opposite to the first surface, includes the foamed body layer, and reinforces the stiffness of the base material.Type: ApplicationFiled: August 19, 2022Publication date: December 22, 2022Inventors: Shinichi USHIKURA, Munetaka KATO, Haruyasu NAKATSUGAWA
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Publication number: 20220381930Abstract: A radiation detector includes a sensor substrate, a conversion layer, and a reinforcing member. In the sensor substrate, a plurality of pixels that accumulate electric charges generated in response to light converted from radiation are formed in a pixel region of a first surface of a flexible base material, and the first surface is provided with a terminal for electrically connecting the flexible cable. The conversion layer is provided on the first surface of the base material 11 and converts the radiation into the light. The reinforcing member is provided in a region including at least a facing region, facing the terminal, on a second surface of the base material opposite to the first surface and has super engineering plastic as a material.Type: ApplicationFiled: August 2, 2022Publication date: December 1, 2022Inventors: Shinichi USHIKURA, Munetaka KATO, Haruyasu NAKATSUGAWA
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Publication number: 20220299662Abstract: A method of manufacturing a radiographic imaging apparatus includes providing a flexible base material on a support body and forming a sensor substrate in which a plurality of pixels for accumulating electric charges generated depending on light converted from radiation is provided; forming a conversion layer that converts the radiation into light on a fixing plate; providing the conversion layer in a state in which a surface of the conversion layer opposite to the fixing plate is made to face a first surface of the base material provided with the pixels; fixing one end of the flexible cable to the sensor substrate; fixing the flexible cable to the fixing plate; and peeling the sensor substrate provided with the conversion layer and the fixing plate from the support body.Type: ApplicationFiled: June 9, 2022Publication date: September 22, 2022Inventors: Haruyasu NAKATSUGAWA, Shinichi USHIKURA, Munetaka KATO
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Patent number: 11428827Abstract: Provided are a radiation detector, a radiographic imaging apparatus, and a manufacturing method that include a TFT substrate in which a plurality of pixels that accumulate electric charges generated depending on light converted from radiation are formed in a pixel region of a first surface of a flexible base material and a terminal region of the first surface is provided with a terminal for electrically connecting a flexible cable; a conversion layer that is provided outside the terminal region on the first surface of the base material to convert the radiation into light; a first reinforcing substrate that is provided on a surface of the conversion layer opposite to a surface on a TFT substrate side and has a higher stiffness than the base material; and a second reinforcing substrate that is provided on a second surface of the base material opposite to the first surface to cover a surface larger than the first reinforcing substrate, and that are capable of suppressing that a defect occurs in the substrate andType: GrantFiled: May 14, 2021Date of Patent: August 30, 2022Assignee: FUJIFILM CORPORATIONInventors: Shinichi Ushikura, Munetaka Kato, Keiichi Akamatsu, Haruyasu Nakatsugawa
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Patent number: 11417440Abstract: A sensor substrate is provided with a plurality of pixels for accumulating electrical charges generated depending on light converted from radiation in a pixel region of a flexible base material. A circuit unit includes at least one of a driving substrate, a signal processing substrate, or a control substrate and is electrically connected to the sensor substrate. A fixing plate fixes the circuit unit. A conversion layer is provided on a first surface opposite to a second surface of the fixing plate on which the circuit unit is fixed, is provided in a state where the second surface opposite to the fixing plate side faces the first surface of the base material on which the pixels are provided, and converts radiation into light. A housing houses the sensor substrate, the circuit unit, the fixing plate, and the conversion layer.Type: GrantFiled: December 22, 2020Date of Patent: August 16, 2022Assignee: FUJIFILM CorporationInventors: Haruyasu Nakatsugawa, Shinichi Ushikura, Munetaka Kato
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Publication number: 20220113435Abstract: In a sensor substrate, a plurality of pixels are formed in a pixel region of a first surface of a flexible base material, and a terminal portion for electrically connecting a cable is provided in the terminal region of the first surface. A conversion layer is provided outside the terminal region of the base material and converts radiation into light. A reinforcing member is provided on a second surface of the base material to reinforce the strength of the base material.Type: ApplicationFiled: December 20, 2021Publication date: April 14, 2022Inventors: Shinichi USHIKURA, Munetaka KATO, Tatsunori TANIMOTO
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Publication number: 20220102399Abstract: A method of manufacturing a radiographic imaging apparatus, including: providing a flexible base material on a support body and forming a substrate in which pixels are provided in a pixel region of a first surface of the base material; providing a terminal portion for connecting a cable on the first surface; connecting a circuit board for reading the electric charges from the pixels or driving the pixels to the terminal portion via the cable; peeling the substrate from the support body; and using a transport jig including a suction unit having suction members and a holding part having a holding member, to suction and support the first surface or a second surface opposite to the first surface with the suction members, and transporting the substrate peeled from the support body in a state where the circuit board is held by the holding member.Type: ApplicationFiled: September 21, 2021Publication date: March 31, 2022Inventors: Shinichi USHIKURA, Hisao FUJIWARA, Tatsunori TANIMOTO, Keiichi AKAMATSU