Patents by Inventor Kei KOYANAGI
Kei KOYANAGI 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: 10886041Abstract: In a high-temperature superconducting conductor 10, a laminated body 15 is formed by laminating a high-temperature superconducting layer 14 on one side surface of a flexible and tape-shaped metal substrate 12 via an intermediate layer 13, and a plurality of thin film wires 11 are formed by providing a stabilization layer 17 around the laminated body 15 via a protective layer 16 and are arranged in a thickness direction. The plurality of thin film wires 11 are connected at both ends in a width direction to each other in a conductible state in a longitudinal direction by means of conductive coupling member 20, in such a manner that a thin film wire 11 disposed at an outermost side is positioned with a surface 18 on a side of the metal substrate 12 directed outward and a surface 19 of each of the plurality of thin film wires 11 facing the high-temperature superconducting layer 14 is held in a non-fixed state with respect to an opposing surface.Type: GrantFiled: September 16, 2016Date of Patent: January 5, 2021Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Taizo Tosaka, Hiroshi Miyazaki, Yasumi Ootani, Sadanori Iwai, Shigeki Takayama, Kenji Tasaki, Kei Koyanagi
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Patent number: 10090132Abstract: A charged particle beam irradiation apparatus according to an embodiment includes: a first scanning electromagnet device configured to deflect a charged particle beam to a second direction that is substantially perpendicular to a first direction along which the charged particle beam enters, the first scanning electromagnet device having an aperture on an outlet side larger than that on an inlet side; and a second scanning electromagnet device configured to deflect the charged particle beam to a third direction that is substantially perpendicular to the first direction and the second direction, the second scanning electromagnet device having an aperture on an outlet side larger than that on an inlet side, the first scanning electromagnet device and the second scanning electromagnet device being disposed to be parallel with the first direction.Type: GrantFiled: April 26, 2017Date of Patent: October 2, 2018Assignees: NATIONAL INSTITUTES FOR QUANTUM AND RADIOLOGICAL SCIENCE AND TECHNOLOGY, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Takuji Furukawa, Shigeki Takayama, Takashi Yazawa, Yoshiharu Kanai, Kosuke Sato, Tomofumi Orikasa, Kei Koyanagi
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Patent number: 10049816Abstract: According to an embodiment, a superconducting coil production device for producing a non-coplanar three-dimensional superconducting coil by winding a tape-like superconducting wire includes: a coil bobbin; a supply reel to supply the superconducting wire to the coil bobbin; and an adjustment driving unit to adjust a position of the supply reel relative to a wrapping point so that a position of the wrapping point of the coil bobbin around which the superconducting wire being supplied from the supply reel is wrapped becomes equal to a position of the supply reel in a rotational axis direction of the supply reel.Type: GrantFiled: March 14, 2014Date of Patent: August 14, 2018Assignee: Kabushiki Kaisha ToshibaInventors: Kei Koyanagi, Shigeki Takayama, Hiroshi Miyazaki, Kenji Tasaki, Taizo Tosaka, Yusuke Ishii
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Publication number: 20170229281Abstract: A charged particle beam irradiation apparatus according to an embodiment includes: a first scanning electromagnet device configured to deflect a charged particle beam to a second direction that is substantially perpendicular to a first direction along which the charged particle beam enters, the first scanning electromagnet device having an aperture on an outlet side larger than that on an inlet side; and a second scanning electromagnet device configured to deflect the charged particle beam to a third direction that is substantially perpendicular to the first direction and the second direction, the second scanning electromagnet device having an aperture on an outlet side larger than that on an inlet side, the first scanning electromagnet device and the second scanning electromagnet device being disposed to be parallel with the first direction.Type: ApplicationFiled: April 26, 2017Publication date: August 10, 2017Applicants: NATIONAL INSTITUTES FOR QUANTUM AND RADIOLOGICAL SCIENCE AND TECHNOLOGY, KABUSHIKI KAISHA TOSHIBAInventors: Takuji FURUKAWA, Shigeki TAKAYAMA, Takashi YAZAWA, Yoshiharu KANAI, Kosuke SATO, Tomofumi ORIKASA, Kei KOYANAGI
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Patent number: 9697939Abstract: According to an embodiment, a superconductive coil device includes a non-coplanar three-dimensional superconductive saddle type coil including a wound superconductive wire. The superconductive saddle type coil includes: longitudinal portions extending along a longitudinal direction of a magnetic field generation area; crossing portions extending along an edge line of a cross section perpendicular to the longitudinal direction of the magnetic field generation area; and bent portions connecting the longitudinal portions and the crossing portions. The crossing portions are linear in shape when seen in the longitudinal direction.Type: GrantFiled: March 14, 2014Date of Patent: July 4, 2017Assignee: Kabushiki Kaisha ToshibaInventors: Shigeki Takayama, Kei Koyanagi, Hiroshi Miyazaki, Kenji Tasaki, Taizo Tosaka, Yusuke Ishii
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Patent number: 9691532Abstract: A connection structure of a multi-layer wire includes at least a substrate, a high-temperature superconducting layer, a tape-type laminated body, a conductor layer, and a passage forming body. The high-temperature superconducting layer is formed on one surface of the substrate. The tape-type laminated body including at least the substrate and the high-temperature superconducting layer. The conductor layer covering an outer periphery of the tape-type laminated body. The passage forming body serving as a flowing path of a superconducting current generated in the high-temperature superconducting wire piece. The passage forming body is bonded by a bonding material is arranged on a side surface of the conductor layer, the side surface being located on an opposite side to the high-temperature superconducting layer with respect to the substrate.Type: GrantFiled: February 12, 2016Date of Patent: June 27, 2017Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Taizo Tosaka, Hiroshi Miyazaki, Sadanori Iwai, Shigeki Takayama, Kei Koyanagi, Kenji Tasaki
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Patent number: 9522802Abstract: According to one embodiment, winding apparatus includes a bobbin, a core, a pressing section, a moving unit, a first rotating unit, a second rotating unit and a control unit. The moving unit is configured to move the pressing section relatively to the core along each of first to third axes perpendicular to each other. The first rotating unit is configured to rotate the pressing section relatively to the core around fourth and fifth axes perpendicular to each other, and set on the core. The second rotating unit is configured to rotate the pressing section relatively to the core around a sixth axis which becomes parallel to, when the core is in an initial position at which the fourth and fifth axes become parallel to any two of the first to third axes, a remaining one of the first to third axes.Type: GrantFiled: March 12, 2014Date of Patent: December 20, 2016Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Aisar Labibi Romas, Hirokazu Okamoto, Chiayu Lin, Yosuke Shimizu, Kei Koyanagi
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Publication number: 20160240284Abstract: A connection structure of a multi-layer wire includes at least a substrate, a high-temperature superconducting layer, a tape-type laminated body, a conductor layer, and a passage forming body. The high-temperature superconducting layer is formed on one surface of the substrate. The tape-type laminated body including at least the substrate and the high-temperature superconducting layer. The conductor layer covering an outer periphery of the tape-type laminated body. The passage forming body serving as a flowing path of a superconducting current generated in the high-temperature superconducting wire piece. The passage forming body is bonded by a bonding material is arranged on a side surface of the conductor layer, the side surface being located on an opposite side to the high-temperature superconducting layer with respect to the substrate.Type: ApplicationFiled: February 12, 2016Publication date: August 18, 2016Applicant: Kabushiki Kaisha ToshibaInventors: Taizo TOSAKA, Hiroshi MIYAZAKI, Sadanori IWAI, Shigeki TAKAYAMA, Kei KOYANAGI, Kenji TASAKI
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Patent number: 9234692Abstract: According to one embodiment, there is provided a superconducting magnetic apparatus that conductively cools a superconducting coil contained in a vacuum container with a cryogenic refrigerator. The superconducting magnetic apparatus includes a thermal conductor thermally connecting a cooling stage of the cryogenic refrigerator to the superconducting coil, a radiation blocking layer provided around the superconducting coil, and a coil supporting body supporting the superconducting coil by partial or entire contact with a surface of the superconducting coil.Type: GrantFiled: June 14, 2010Date of Patent: January 12, 2016Assignee: Kabushiki Kaisha ToshibaInventors: Kei Koyanagi, Taizo Tosaka, Tsutomu Shimonosono, Michitaka Ono, Tsutomu Kurusu
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Publication number: 20160005538Abstract: According to an embodiment, a superconducting coil production device for producing a non-coplanar three-dimensional superconducting coil by winding a tape-like superconducting wire includes: a coil bobbin; a supply reel to supply the superconducting wire to the coil bobbin; and an adjustment driving unit to adjust a position of the supply reel relative to a wrapping point so that a position of the wrapping point of the coil bobbin around which the superconducting wire being supplied from the supply reel is wrapped becomes equal to a position of the supply reel in a rotational axis direction of the supply reel.Type: ApplicationFiled: March 14, 2014Publication date: January 7, 2016Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Kei KOYANAGI, Shigeki TAKAYAMA, Hiroshi MIYAZAKI, Kenji TASAKI, Taizo TOSAKA, Yusuke ISHII
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Publication number: 20150380138Abstract: According to an embodiment, a superconductive coil device includes a non-coplanar three-dimensional superconductive saddle type coil including a wound superconductive wire. The superconductive saddle type coil includes: longitudinal portions extending along a longitudinal direction of a magnetic field generation area; crossing portions extending along an edge line of a cross section perpendicular to the longitudinal direction of the magnetic field generation area; and bent portions connecting the longitudinal portions and the crossing portions. The crossing portions are linear in shape when seen in the longitudinal direction.Type: ApplicationFiled: March 14, 2014Publication date: December 31, 2015Applicant: Kabushiki Kaisha ToshibaInventors: Shigeki TAKAYAMA, Kei KOYANAGI, Hiroshi MIYAZAKI, Kenji TASAKI, Taizo TOSAKA, Yusuke ISHII
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Publication number: 20150090830Abstract: According to one embodiment, winding apparatus includes a bobbin, a core, a pressing section, a moving unit, a first rotating unit, a second rotating unit and a control unit. The moving unit is configured to move the pressing section relatively to the core along each of first to third axes perpendicular to each other. The first rotating unit is configured to rotate the pressing section relatively to the core around fourth and fifth axes perpendicular to each other, and set on the core. The second rotating unit is configured to rotate the pressing section relatively to the core around a sixth axis which becomes parallel to, when the core is in an initial position at which the fourth and fifth axes become parallel to any two of the first to third axes, a remaining one of the first to third axes.Type: ApplicationFiled: March 12, 2014Publication date: April 2, 2015Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Aisar Labibi ROMAS, Hirokazu OKAMOTO, Chiayu LIN, Yosuke SHIMIZU, Kei KOYANAGI
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Publication number: 20120122697Abstract: A superconducting coil is provided with a super-conducting coil portion having a plurality of concentric coil layer portions. The superconducting coil portion is formed by winding a thin-film superconducting wire and an insulating material with a multilayer structure, wherein the concentric coil layer portions are adjacent to each other at boundary portions having adhesive force that are set to be less than that of other portions. The concentric coil layer portions each has a non-circular shape or circular shape.Type: ApplicationFiled: November 14, 2011Publication date: May 17, 2012Applicant: Kabushiki Kaisha ToshibaInventors: Hiroshi Miyazaki, Sadanori Iwai, Kei Koyanagi, Taizo Tosaka, Kenji Tasaki, Masami Urata, Shigeru Ioka, Yusuke Ishii, Michitaka Ono
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Publication number: 20100313574Abstract: According to one embodiment, there is provided a superconducting magnetic apparatus that conductively cools a superconducting coil contained in a vacuum container with a cryogenic refrigerator. The superconducting magnetic apparatus includes a thermal conductor thermally connecting a cooling stage of the cryogenic refrigerator to the superconducting coil, a radiation blocking layer provided around the superconducting coil, and a coil supporting body supporting the superconducting coil by partial or entire contact with a surface of the superconducting coil.Type: ApplicationFiled: June 14, 2010Publication date: December 16, 2010Inventors: Kei KOYANAGI, Taizo Tosaka, Tsutomu Shimonosono, Michitaka Ono, Tsutomu Kurusu