Patents by Inventor Yosuke Sumi
Yosuke Sumi 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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Publication number: 20240076039Abstract: A package transport device includes: a main body (a vehicle main body, a first vehicle main body, and a second vehicle main body); a rail holder (connector) held by a rail located above the main body; a turntable that is provided between the main body and the rail holder and rotates the main body; a slider portion that extends with respect to the main body; and a package holder that holds a package attached to the slider portion.Type: ApplicationFiled: May 24, 2023Publication date: March 7, 2024Applicant: Panasonic Intellectual Property Corporation of AmericaInventors: Takuya TAKAHAMA, Mitsuaki OSHIMA, Hideki AOYAMA, Yosuke SUMI, Fumio MURAMATSU, Kazuma KITAZAWA, Ryosuke AMAGAI, Tsuyoshi KAJIKAWA
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Patent number: 10225967Abstract: A noise suppression cable includes an insulated electric wire including an insulator that covers an outer periphery of a conductor wire, and a magnetic tape layer formed by transversely winding a magnetic tape on an outer periphery of the insulated electric wire. A magnetic body constituting the magnetic tape is cut out from a rolled material in such a manner that a width direction of the magnetic tape corresponds to a rolled direction, and the magnetic body has a magnetic property that is different between the width direction and an orthogonal direction to the width direction.Type: GrantFiled: March 25, 2015Date of Patent: March 5, 2019Assignee: HITACHI METALS, LTD.Inventors: Katsutoshi Nakatani, Kenji Ajima, Yosuke Sumi, Katsuya Akimoto, Naofumi Chiwata, Hiroshi Okikawa, Yasuharu Muto
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Patent number: 9824793Abstract: A noise reduction cable includes a plurality of insulated wires, each including a conductor and an insulator that covers a periphery of the conductor; and one or more drain wires, each including a conductor, an insulator that covers a periphery of the conductor, and a magnetic-material layer provided on a periphery of the insulator.Type: GrantFiled: June 1, 2016Date of Patent: November 21, 2017Assignee: Hitachi Metals, Ltd.Inventors: Katsutoshi Nakatani, Yosuke Sumi, Kenji Ajima, Katsuya Akimoto, Hiroshi Okikawa, Mamoru Ohashi, Yasunori Suzuki
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Patent number: 9734939Abstract: A noise suppression cable includes an insulated wire including a conductor and an insulation covering an outer periphery of the conductor, a shield layer formed on an outer periphery of the insulated wire so as to be polygonal in a cross section thereof, an insulation layer formed on an outer periphery of the shield layer so as to be polygonal in a cross section thereof, and a magnetic tape layer formed on an outer periphery of the insulation layer so as to be polygonal in a cross section thereof.Type: GrantFiled: May 27, 2016Date of Patent: August 15, 2017Assignee: Hitachi Metals, Ltd.Inventors: Katsutoshi Nakatani, Yosuke Sumi, Kenji Ajima, Katsuya Akimoto, Hiroshi Okikawa
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Patent number: 9706692Abstract: A method of manufacturing a noise shield cable, wherein the noise shield cable includes a conductor, an insulation provided around the conductor, a noise shielding layer provided around the insulation and a sheath provided around the noise shielding layer, includes providing an insulating material including a magnetic powder, pressing and then rolling the insulating material to form a sheet, and winding the sheet around the insulation to form the noise shielding layer. An aspect ratio of the magnetic powder represented by a maximum length/a maximum thickness is more than 10.Type: GrantFiled: July 12, 2016Date of Patent: July 11, 2017Assignee: HITACHI METALS, LTD.Inventors: Yosuke Sumi, Katsutoshi Nakatani, Katsuya Akimoto, Hiroshi Okikawa
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Patent number: 9679688Abstract: A shield cable includes an insulated electrical cable of a conductor wire sheathed about the circumference by an insulator, and a magnetic tape layer formed by wrapping magnetic tape about the circumference of the insulated electrical cable. The magnetic tape is a magnetic tape shaped by continuously cutting to constant width an elongated sheet comprising a magnetic material. The magnetic tape, on at least the insulated electrical cable-facing surface thereof, has grooves extending in the lengthwise direction, for accommodating at least one of pairs of burrs that are formed at both widthwise edge surfaces during cutting of the elongated sheet.Type: GrantFiled: February 27, 2014Date of Patent: June 13, 2017Assignee: Hitachi Metals, Ltd.Inventors: Katsuya Akimoto, Naofumi Chiwata, Yosuke Sumi, Katsutoshi Nakatani, Kenji Ajima, Hiroshi Okikawa, Yasuharu Muto
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Patent number: 9659687Abstract: A noise reduction cable includes an insulated wire including an insulator and a wire conductor, an outer circumference of which is coated with the insulator, a magnetic-material layer including a magnetic-material-containing member wound around an outer circumference of the insulated wire, a shield layer with which an outer circumference of the magnetic-material layer is coated, a magnetic-material-fixing-and-insulating tape layer that is disposed between the magnetic-material layer and the shield layer. The magnetic-material-fixing-and-insulating tape layer fixes the magnetic-material layer and insulates the magnetic-material layer and the shield layer from each other.Type: GrantFiled: April 8, 2016Date of Patent: May 23, 2017Assignee: HITACHI METALS, LTD.Inventors: Katsutoshi Nakatani, Yosuke Sumi, Katsuya Akimoto, Kenji Ajima, Hiroshi Okikawa
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Patent number: 9645189Abstract: A partial discharge charge amount measuring method includes generating a partial discharge in a sample by applying a voltage from a voltage impressing device connected to the sample, the voltage being higher than a partial discharge inception voltage, continuously measuring and recording terminal voltages of a capacitor connected in series between the sample and a ground at least until a breakdown of the sample occurs by alternately operating at least two data loggers connected to the capacitor at intervals of a predetermined time, calculating an amount of electric charge discharged from the sample and remaining in the capacitor by multiplying a difference in the recorded terminal voltages of the capacitor by a capacitance of the capacitor, and calculating an accumulated discharge amount by accumulating the discharged amount of electric charge at earliest until the breakdown of the sample occurs.Type: GrantFiled: November 22, 2013Date of Patent: May 9, 2017Assignee: Hitachi Metals, Ltd.Inventors: Yosuke Sumi, Naofumi Chiwata, Hideyuki Kikuchi
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Publication number: 20170027090Abstract: A method of manufacturing a noise shield cable, wherein the noise shield cable includes a conductor, an insulation provided around the conductor, a noise shielding layer provided around the insulation and a sheath provided around the noise shielding layer, includes providing an insulating material including a magnetic powder, pressing and then rolling the insulating material to form a sheet, and winding the sheet around the insulation to form the noise shielding layer. An aspect ratio of the magnetic powder represented by a maximum length/a maximum thickness is more than 10.Type: ApplicationFiled: July 12, 2016Publication date: January 26, 2017Inventors: Yosuke SUMI, Katsutoshi NAKATANI, Katsuya AKIMOTO, Hiroshi OKIKAWA
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Publication number: 20170020037Abstract: A noise suppression cable includes an insulated electric wire including an insulator that covers an outer periphery of a conductor wire, and a magnetic tape layer formed by transversely winding a magnetic tape on an outer periphery of the insulated electric wire. A magnetic body constituting the magnetic tape is cut out from a rolled material in such a manner that a width direction of the magnetic tape corresponds to a rolled direction, and the magnetic body has a magnetic property that is different between the width direction and an orthogonal direction to the width direction.Type: ApplicationFiled: March 25, 2015Publication date: January 19, 2017Inventors: Katsutoshi NAKATANI, Kenji AJIMA, Yosuke SUMI, Katsuya AKIMOTO, Naofumi CHIWATA, Hiroshi OKIKAWA, Yasuharu MUTO
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Patent number: 9530542Abstract: A shielded cable includes an insulated wire including a conductor wire and an insulation formed around the conductor wire, and a shield layer formed around the insulated wire and including a shield wire. The shield wire includes a tubular member including a conductive material and defining a gap therein, and a magnetic powder is filled in the gap.Type: GrantFiled: February 10, 2015Date of Patent: December 27, 2016Assignee: HITACHI METALS, LTD.Inventors: Katsuya Akimoto, Naofumi Chiwata, Yosuke Sumi, Katsutoshi Nakatani, Kenji Ajima, Hiroshi Okikawa, Yasuharu Muto
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Publication number: 20160358696Abstract: A noise shield cable includes an electrically insulated wire including a conductor wire coated with an insulator around a circumference thereof, and a magnetic tape layer including a magnetic tape wound around an outer circumference of the electrically insulated wire at least twice in such a manner as to include a region comprising three or more overlapped layers. A first outermost layer and a second outermost layer of that region are being joined together therebetween by resistance welding.Type: ApplicationFiled: May 27, 2016Publication date: December 8, 2016Inventors: YOSUKE SUMI, KATSUTOSHI NAKATANI, KATSUYA AKIMOTO, KENJI AJIMA, HIROSHI OKIKAWA
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Publication number: 20160360654Abstract: A noise suppression cable includes an insulated wire including a conductor and an insulation covering an outer periphery of the conductor, a shield layer formed on an outer periphery of the insulated wire so as to be polygonal in a cross section thereof, an insulation layer formed on an outer periphery of the shield layer so as to be polygonal in a cross section thereof, and a magnetic tape layer formed on an outer periphery of the insulation layer so as to be polygonal in a cross section thereof.Type: ApplicationFiled: May 27, 2016Publication date: December 8, 2016Inventors: Katsutoshi NAKATANI, Yosuke Sumi, Kenji Ajima, Katsuya Akimoto, Hiroshi Okikawa
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Publication number: 20160358694Abstract: A noise reduction cable includes a plurality of insulated wires, each including a conductor and an insulator that covers a periphery of the conductor; and one or more drain wires, each including a conductor, an insulator that covers a periphery of the conductor, and a magnetic-material layer provided on a periphery of the insulator.Type: ApplicationFiled: June 1, 2016Publication date: December 8, 2016Inventors: Katsutoshi NAKATANI, Yosuke SUMI, Kenji AJIMA, Katsuya AKIMOTO, Hiroshi OKIKAWA, Mamoru OHASHI, Yasunori SUZUKI
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Publication number: 20160360653Abstract: A noise shield cable is comprising an electrically insulated wire comprising a conductor wire coated with an insulator around a circumference thereof, and a magnetic tape layer comprising a magnetic tape wound around an outer circumference of the electrically insulated wire. Both ends of the magnetic tape are being overlapped together. Overlapped portions of the magnetic tape include a joining portion and are being joined by resistance welding at the joining portion. The joining portion of the magnetic tape joined by resistance welding has a maximum length in a cable longitudinal direction of not greater than ? a width of the magnetic tape.Type: ApplicationFiled: May 27, 2016Publication date: December 8, 2016Inventors: Yosuke SUMI, Katsutoshi NAKATANI, Katsuya AKIMOTO, Kenji AJIMA, Hiroshi OKI KAWA
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Patent number: 9508468Abstract: A noise suppression cable includes an electrical wire, a first magnetic material including a pair of first surfaces formed along an axis direction of the electrical wire and a convex portion projecting from the first surfaces, and a second magnetic material including a pair of second surfaces disposed on a periphery of the electrical wire, the pair of the second surfaces contacting the pair of the first surfaces such that a tubular shape is formed by the first and second magnetic materials. The first magnetic material and the second magnetic material are configured to generate a compression stress in the convex portion of the first magnetic material by receiving an external force so as to reduce a relative permeability of the convex portion.Type: GrantFiled: February 13, 2015Date of Patent: November 29, 2016Assignee: HITACHI METALS, LTD.Inventors: Katsutoshi Nakatani, Yosuke Sumi, Kenji Ajima, Katsuya Akimoto, Naofumi Chiwata, Hiroshi Okikawa, Yasuharu Muto
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Publication number: 20160314875Abstract: A noise reduction cable includes an insulated wire including an insulator and a wire conductor, an outer circumference of which is coated with the insulator, a magnetic-material layer including a magnetic-material-containing member wound around an outer circumference of the insulated wire, a shield layer with which an outer circumference of the magnetic-material layer is coated, a magnetic-material-fixing-and-insulating tape layer that is disposed between the magnetic-material layer and the shield layer. The magnetic-material-fixing-and-insulating tape layer fixes the magnetic-material layer and insulates the magnetic-material layer and the shield layer from each other.Type: ApplicationFiled: April 8, 2016Publication date: October 27, 2016Inventors: Katsutoshi NAKATANI, Yosuke SUMI, Katsuya AKIMOTO, Kenji AJIMA, Hiroshi OKIKAWA
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Patent number: 9455071Abstract: A noise suppression cable includes a conductor wire, and a magnetic insulation layer on a periphery of the conductor wire. The magnetic insulation layer includes an insulating material and two or more types of magnetic powders that have different frequency characteristics from each other.Type: GrantFiled: June 5, 2015Date of Patent: September 27, 2016Assignee: Hitachi Metals, Ltd.Inventors: Yosuke Sumi, Naofumi Chiwata, Katsuya Akimoto, Katsutoshi Nakatani, Hiroshi Komuro, Kenji Ajima, Hiroshi Okikawa, Yasuharu Muto
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Publication number: 20160211060Abstract: A shield cable includes an insulated electrical cable of a conductor wire sheathed about the circumference by an insulator, and a magnetic tape layer formed by wrapping magnetic tape about the circumference of the insulated electrical cable. The magnetic tape is a magnetic tape shaped by continuously cutting to constant width an elongated sheet comprising a magnetic material. The magnetic tape, on at least the insulated electrical cable-facing surface thereof, has grooves extending in the lengthwise direction, for accommodating at least one of pairs of burrs that are formed at both widthwise edge surfaces during cutting of the elongated sheet.Type: ApplicationFiled: February 27, 2014Publication date: July 21, 2016Inventors: Katsuya AKIMOTO, Naofumi CHIWATA, Yosuke SUMI, Katsutoshi NAKATANI, Kenji AJIMA, Hiroshi OKIKAWA, Yasuharu MUTO
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Patent number: 9396841Abstract: A noise suppression cable includes a plurality of twisted pair wires, an inclusion that includes an insulating material and a magnetic powder and separates the plurality of twisted pair wires, and a sheath that includes an insulating material and covers a periphery of the plurality of twisted pair wires and the inclusion.Type: GrantFiled: January 27, 2015Date of Patent: July 19, 2016Assignee: Hitachi Metals, Ltd.Inventors: Yosuke Sumi, Naofumi Chiwata, Katsuya Akimoto, Katsutoshi Nakatani, Kenji Ajima, Hiroshi Okikawa, Yasuharu Muto