Patents by Inventor Yuko Nomura
Yuko Nomura 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).
-
Patent number: 10930861Abstract: According to one embodiment, a radiation detector includes a detection element. The detection element includes a first conductive layer, a second conductive layer, and an organic semiconductor layer provided between the first conductive layer and the second conductive layer. The organic semiconductor layer includes a first compound and a second compound. The first compound is bipolar. A thickness of the organic semiconductor layer is 50 ?m or more.Type: GrantFiled: March 5, 2019Date of Patent: February 23, 2021Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Isao Takasu, Hyangmi Jung, Kohei Nakayama, Yuko Nomura, Rei Hasegawa
-
Publication number: 20200395415Abstract: A detection device according to an embodiment of the present disclosure includes a plurality of semiconductor layers, each including a plurality of electrode regions and a semiconductor region. The plurality of electrode regions are: arranged at intervals in a cross direction crossing a thickness direction; configured to generate electric charges by a photoelectric effect of irradiation of radiation; and configured to produce an electric field in the cross direction by voltage application. The semiconductor region is provided at least between the electrode regions adjacent to one another in the cross direction. The plurality of semiconductor layers are stacked in the thickness direction.Type: ApplicationFiled: February 28, 2020Publication date: December 17, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Kohei NAKAYAMA, Fumihiko Aiga, Atsushi Wada, Isao Takasu, Yuko Nomura, Sara Yoshio, Rei Hasegawa
-
Patent number: 10840465Abstract: According to an embodiment, a producing method of a radiation detection element, includes: forming an organic semiconductor layer by applying an organic semiconductor solution onto a first conductive layer formed on a support substrate; forming a second conductive layer on the organic semiconductor layer; sealing a laminated body of the first conductive layer, the organic semiconductor layer, and the second conductive layer, formed on the support substrate, with a sealing member; and applying heat to the laminated body sealed with the sealing member. In at least one of forming of the organic layer and forming of the second conductive layer, a forming environment of the organic semiconductor layer and the second conductive layer are adjusted such that the solvent content of the organic semiconductor layer is in a predetermined range.Type: GrantFiled: March 5, 2019Date of Patent: November 17, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hyangmi Jung, Satomi Taguchi, Isao Takasu, Yuko Nomura, Rei Hasegawa
-
Patent number: 10761222Abstract: According to an embodiment, a detection element includes a first electrode, a second electrode, an organic conversion layer, and a third electrode. A bias is applied to the first electrode. The organic conversion layer is arranged between the first electrode and the second electrode, and is configured to convert energy of a radiation into an electric charge. The third electrode is arranged in the organic conversion layer.Type: GrantFiled: September 5, 2018Date of Patent: September 1, 2020Assignee: Kabushiki Kaisha ToshibaInventors: Kohei Nakayama, Fumihiko Aiga, Go Kawata, Isao Takasu, Yuko Nomura, Satomi Taguchi, Hyangmi Jung, Atsushi Wada, Rei Hasegawa
-
Publication number: 20200091440Abstract: According to one embodiment, a radiation detector includes a detection element. The detection element includes a first conductive layer, a second conductive layer, and an organic semiconductor layer provided between the first conductive layer and the second conductive layer. The organic semiconductor layer includes a first compound and a second compound. The first compound is bipolar. A thickness of the organic semiconductor layer is 50 ?m or more.Type: ApplicationFiled: March 5, 2019Publication date: March 19, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Isao TAKASU, Hyangmi JUNG, Kohei NAKAYAMA, Yuko NOMURA, Rei HASEGAWA
-
Publication number: 20200035934Abstract: According to an embodiment, a producing method of a radiation detection element, includes: forming an organic semiconductor layer by applying an organic semiconductor solution onto a first conductive layer formed on a support substrate; forming a second conductive layer on the organic semiconductor layer; sealing a laminated body of the first conductive layer, the organic semiconductor layer, and the second conductive layer, formed on the support substrate, with a sealing member; and applying heat to the laminated body sealed with the sealing member. In at least one of forming of the organic layer and forming of the second conductive layer, a forming environment of the organic semiconductor layer and the second conductive layer are adjusted such that the solvent content of the organic semiconductor layer is in a predetermined range.Type: ApplicationFiled: March 5, 2019Publication date: January 30, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hyangmi JUNG, Satomi TAGUCHI, Isao TAKASU, Yuko NOMURA, Rei Hasegawa
-
Patent number: 10446771Abstract: According to one embodiment, a radiation detector includes first, and second conductive layers, and an organic layer. The organic layer is provided between the first and second conductive layers. A first thickness of the organic layer along a first direction from the second conductive layer toward the first conductive layer is 1 ?m or more. The organic layer includes a first compound of a first conductivity type, and a second compound of a second conductivity type. A first value of (0.9·?)/(w1·cos ?1) for a first peak of X-ray analysis of the organic layer is not less than 13 nm and not more than 19 nm. The first value is obtained from a first Bragg angle ?1 (radians), a first full width at half maximum w1 (radians) of the 2?1 peak, and an X-ray wavelength ? (nm). The 2?1 is not less than 0.0750 radians and not more than 0.1100 radians.Type: GrantFiled: March 5, 2018Date of Patent: October 15, 2019Assignee: Kabushiki Kaisha ToshibaInventors: Hyangmi Jung, Yuko Nomura, Satomi Taguchi
-
Publication number: 20190285759Abstract: According to an embodiment, a detection element includes a first electrode, a second electrode, an organic conversion layer, and a third electrode. The organic conversion layer is provided between the first electrode and the second electrode, and is configured to convert energy of a radiant ray into a charge. The third electrode is provided inside the organic conversion layer. Bias is applied to the third electrode.Type: ApplicationFiled: September 6, 2018Publication date: September 19, 2019Applicant: Kabushiki Kaisha ToshibaInventors: Kohei NAKAYAMA, Fumihiko AIGA, Go KAWATA, lsao TAKASU, Yuko NOMURA, Satomi TAGUCHI, Hyangmi JUNG, Atsushi WADA, Rei HASEGAWA
-
Publication number: 20190265370Abstract: According to an embodiment, a detection element includes a first electrode, a second electrode, an organic conversion layer, and a third electrode. A bias is applied to the first electrode. The organic conversion layer is arranged between the first electrode and the second electrode, and is configured to convert energy of a radiation into an electric charge. The third electrode is arranged in the organic conversion layer.Type: ApplicationFiled: September 5, 2018Publication date: August 29, 2019Applicant: Kabushiki Kaisha ToshibaInventors: Kohei Nakayama, Fumihiko Aiga, Go Kawata, Isao Takasu, Yuko Nomura, Satomi Taguchi, Hyangmi Jung, Atsushi Wada, Rei Hasegawa
-
Publication number: 20190148659Abstract: According to one embodiment, a radiation detector includes first, and second conductive layers, and an organic layer. The organic layer is provided between the first and second conductive layers. A first thickness of the organic layer along a first direction from the second conductive layer toward the first conductive layer is 1 ?m or more. The organic layer includes a first compound of a first conductivity type, and a second compound of a second conductivity type. A first value of (0.9·?)/(w1·cos ?1) for a first peak of X-ray analysis of the organic layer is not less than 13 nm and not more than 19 nm. The first value is obtained from a first Bragg angle ?1 (radians), a first full width at half maximum w1 (radians) of the 2?1 peak, and an X-ray wavelength ? (nm). The 2?1 is not less than 0.0750 radians and not more than 0.1100 radians.Type: ApplicationFiled: March 5, 2018Publication date: May 16, 2019Applicant: Kabushiki Kaisha ToshibaInventors: Hyangmi JUNG, Yuko NOMURA, Satomi TAGUCHI
-
Patent number: 10209371Abstract: According to one embodiment, a radiation detector includes a scintillator layer, a first conductive layer, a second conductive layer, and an organic layer. The second conductive layer is provided between the scintillator layer and the first conductive layer. The organic layer is provided between the first conductive layer and the second conductive layer. The organic layer includes an organic semiconductor region having a first thickness. The first thickness is 400 nanometers or more.Type: GrantFiled: August 23, 2017Date of Patent: February 19, 2019Assignee: Kabushiki Kaisha ToshibaInventors: Isao Takasu, Satomi Taguchi, Mitsuyoshi Kobayashi, Atsushi Wada, Yuko Nomura, Keiji Sugi, Rei Hasegawa, Naoto Kume
-
Publication number: 20180182962Abstract: An organic photoelectric conversion device of the embodiment includes an anode, a cathode, and an organic photoelectric conversion layer provided between the anode and the cathode. The organic photoelectric conversion layer contains a compound represented by the following general formula (1). [In the general formula (1), U, V, and W each independently represents a nitrogen-containing 6-membered aromatic ring which may have a substituent or a benzene ring which may have a substituent, at least one of U, V and W represents the nitrogen-containing 6-membered aromatic ring which may have a substituent, X represents any one of a halogen atom, a hydroxyl group, a carboxyl group, an alkyl group which may have a substituent, an aryl group which may have a substituent, an alkoxy group which may have a substituent, and an aryloxy group which may have a substituent.Type: ApplicationFiled: August 6, 2015Publication date: June 28, 2018Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Isao TAKASU, Atsushi WADA, Yuko NOMURA, Machiko ITO, Fumihiko AIGA
-
Publication number: 20180143329Abstract: According to one embodiment, a radiation detector includes a scintillator layer, a first conductive layer, a second conductive layer, and an organic layer. The second conductive layer is provided between the scintillator layer and the first conductive layer. The organic layer is provided between the first conductive layer and the second conductive layer. The organic layer includes an organic semiconductor region having a first thickness. The first thickness is 400 nanometers or more.Type: ApplicationFiled: August 23, 2017Publication date: May 24, 2018Applicant: Kabushiki Kaisha ToshibaInventors: Isao TAKASU, Satomi Taguchi, Mitsuyoshi Kobayashi, Atsushi Wada, Yuko Nomura, Keiji Sugi, Rei Hasegawa, Naoto Kume
-
Publication number: 20150270315Abstract: According to one embodiment, an organic photoelectric conversion element has a positive electrode, a first charge transport layer, an organic photoelectric conversion, a second charge transport layer and a negative electrode, in this order. The first charge transport layer contains a first charge transport material having a LUMO level equal to or greater than that of the organic photoelectric conversion layer. The second charge transport layer contains a second charge transport material having a HOMO level equal to or less than that of the organic photoelectric conversion layer. The first charge transport layer contains an electron trapping/scattering material that has a HOMO level which is +0.5 eV or more, or ?0.5 eV or less, than the HOMO level of the first charge transport material, and has a LUMO level which is between ?0.5 eV to +0.5 eV of the LUMO level of the first electron transport material.Type: ApplicationFiled: December 19, 2014Publication date: September 24, 2015Applicant: Kabushiki Kaisha ToshibaInventors: Isao TAKASU, Atsushi WADA, Yuko NOMURA, Machiko ITO
-
Patent number: 8628167Abstract: There is provided a printing device configured to eject a dispersed body containing a solid particle and a liquid. The printing device includes a film and an acoustic head. The film has a first major surface and a second major surface on an opposite side of the first major surface. The first major surface is provided with a first recess accommodating the liquid and a second recess provided on a bottom face of the first recess and accommodating the solid particle. The acoustic head focuses an acoustic wave from a side of the second major surface toward the first recess and the second recess. Thus, even in the case of discharging a dispersed body containing solid particles, it is possible to uniformize the amount of solid particles contained in ejected droplets and it is possible to uniformly make a print.Type: GrantFiled: September 14, 2009Date of Patent: January 14, 2014Assignee: Kabushiki Kaisha ToshibaInventors: Yuko Nomura, Yasuharu Hosono, Isao Amemiya
-
Patent number: 8419497Abstract: A method of manufacturing a light emitting device. The method includes: mounting a light emitting chip on a substrate; forming a transparent resin portion and a phosphor layer by using a liquid droplet discharging apparatus, the transparent resin portion being formed in a shape of a dome and covering the light emitting chip to fill an exterior thereof on the substrate, a phosphor layer containing phosphor and being formed on an exterior of the transparent resin portion close to at least a top side thereof; and forming a reflecting layer at a position exterior of the transparent resin portion and the phosphor layer close to the substrate.Type: GrantFiled: October 15, 2010Date of Patent: April 16, 2013Assignee: Kabushiki Kaisha ToshibaInventors: Isao Takasu, Yuko Nomura, Tsuyoshi Hioki, Isao Amemiya, Kazuhide Abe
-
Publication number: 20120169807Abstract: There is provided a printing device configured to eject a dispersed body containing a solid particle and a liquid. The printing device includes a film and an acoustic head. The film has a first major surface and a second major surface on an opposite side of the first major surface. The first major surface is provided with a first recess accommodating the liquid and a second recess provided on a bottom face of the first recess and accommodating the solid particle. The acoustic head focuses an acoustic wave from a side of the second major surface toward the first recess and the second recess. Thus, even in the case of discharging a dispersed body containing solid particles, it is possible to uniformize the amount of solid particles contained in ejected droplets and it is possible to uniformly make a print.Type: ApplicationFiled: September 14, 2009Publication date: July 5, 2012Applicant: Kabushiki Kaisha ToshibaInventors: Yuko Nomura, Yasuharu Hosono, Isao Amemiya
-
Patent number: 7997694Abstract: An inkjet recording apparatus includes: an ink holding chamber having a through hole to jet ink, and holding the ink; and a head unit jetting the ink held in the ink holding chamber from the through hole. The head unit includes an ultrasonic wave generation member, an ultrasonic wave focusing member focusing the ultrasonic waves generated at the ultrasonic wave generation member in a vicinity of the through hole, an ultrasonic wave propagation portion propagateting the ultrasonic waves leaving the ultrasonic wave focusing member, and a container portion containing the ultrasonic wave generation member, the ultrasonic wave focusing member, and the ultrasonic wave propagation portion.Type: GrantFiled: September 21, 2007Date of Patent: August 16, 2011Assignee: Kabushiki Kaisha ToshibaInventors: Yuko Nomura, Isao Amemiya, Kazuhiko Higuchi, Kenichi Mori
-
Publication number: 20110039359Abstract: A method of manufacturing a light emitting device. The method includes: mounting a light emitting chip on a substrate; forming a transparent resin portion and a phosphor layer by using a liquid droplet discharging apparatus, the transparent resin portion being formed in a shape of a dome and covering the light emitting chip to fill an exterior thereof on the substrate, a phosphor layer containing phosphor and being formed on an exterior of the transparent resin portion close to at least a top side thereof; and forming a reflecting layer at a position exterior of the transparent resin portion and the phosphor layer close to the substrate.Type: ApplicationFiled: October 15, 2010Publication date: February 17, 2011Applicant: Kabushiki Kaisha ToshibaInventors: Isao Takasu, Yuko Nomura, Tsuyoshi Hioki, Isao Amemiya, Kazuhide Abe
-
Patent number: RE45683Abstract: There is provided a printing device configured to eject a dispersed body containing a solid particle and a liquid. The printing device includes a film and an acoustic head. The film has a first major surface and a second major surface on an opposite side of the first major surface. The first major surface is provided with a first recess accommodating the liquid and a second recess provided on a bottom face of the first recess and accommodating the solid particle. The acoustic head focuses an acoustic wave from a side of the second major surface toward the first recess and the second recess. Thus, even in the case of discharging a dispersed body containing solid particles, it is possible to uniformize the amount of solid particles contained in ejected droplets and it is possible to uniformly make a print.Type: GrantFiled: May 29, 2014Date of Patent: September 29, 2015Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Yuko Nomura, Yasuharu Hosono, Isao Amemiya