Patents by Inventor Keisuke OKUMURA
Keisuke OKUMURA 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: 12205744Abstract: An inductor includes a wire, and a magnetic layer covering the wire. The wire includes a conducting line, and an insulating layer covering the conducting line. The magnetic layer includes a magnetic particle and a binder. In a peripheral region of the wire, a filling rate of the magnetic particle is 40% by volume or more. The peripheral region is a region of the magnetic layer traveling outwardly from an outer peripheral surface of the wire by 1.5 times an average of the longest length and the shortest length from the center of gravity C of the wire to an outer surface of the wire in a cross-sectional view.Type: GrantFiled: February 5, 2020Date of Patent: January 21, 2025Assignee: NITTO DENKO CORPORATIONInventors: Keisuke Okumura, Yoshihiro Furukawa
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Patent number: 12205754Abstract: An inductor includes a wire, and a magnetic layer covering the wire. The wire includes a conducting line and an insulating layer. The magnetic layer contains an anisotropic magnetic particle and a binder. In a peripheral region of the wire, the magnetic layer includes an orientated region. The peripheral region is, in a cross-sectional view, a region from an outer surface of the wire to an outward distance of 1.5 times an average of the longest length and the shortest length from the center of gravity of the wire to the outer surface of the wire. The upper surface of the inductor has a protruding portion caused by the wire.Type: GrantFiled: February 5, 2020Date of Patent: January 21, 2025Assignee: NITTO DENKO CORPORATIONInventors: Yoshihiro Furukawa, Keisuke Okumura
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Patent number: 12198843Abstract: An inductor includes a wire, and a magnetic layer covering the wire. The wire includes a conducting line, and an insulating layer. The magnetic layer contains an anisotropic magnetic particle and a binder. In a peripheral region of the wire, the magnetic layer includes an orientated region in which the anisotropic magnetic particle is orientated along the periphery of the wire. The peripheral region is, in a cross-sectional view, a region from an outer surface of the wire to an outward distance of 1.5 times an average of the longest length and the shortest length from the center of gravity of the wire to the outer surface of the wire. An upper surface and a lower surface of the inductor are flat.Type: GrantFiled: February 5, 2020Date of Patent: January 14, 2025Assignee: NITTO DENKO CORPORATIONInventors: Yoshihiro Furukawa, Keisuke Okumura
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Publication number: 20250014795Abstract: An inductor includes a wire including a conducting line, and an insulating film disposed on an entire circumferential surface of the conducting line, and a magnetic layer embedding the wire. The magnetic layer contains a magnetic particle. The magnetic layer includes a first layer in contact with the circumferential surface of the wire, a second layer in contact with the surface of the first layer . . . and the n-th layer (n is a positive number of 3 or more) in contact with the surface of the (n?1)th layer. In the two layers adjacent to each other in the magnetic layer, the relative magnetic permeability of the layer closer to the wire is lower than the relative magnetic permeability of the layer farther from the wire.Type: ApplicationFiled: September 18, 2024Publication date: January 9, 2025Applicant: NITTO DENKO CORPORATIONInventors: Keisuke OKUMURA, Yoshihiro FURUKAWA
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Publication number: 20240377207Abstract: A route planning system according to one aspect of the present invention uses a trained roadmap constructing model to construct a roadmap for each agent. The trained roadmap constructing model is generated through machine learning using learning data obtained from correct answer routes for a plurality of agents for learning. The route planning system constructs a roadmap for each agent by repeating processing in which the trained roadmap constructing model is used to estimate a candidate state of a next time step from a target time step, while individually designating the agents as the target agent.Type: ApplicationFiled: September 16, 2022Publication date: November 14, 2024Applicant: OMRON CorporationInventors: Keisuke OKUMURA, Ryo YONETANI, Mai KUROSE NISHIMURA, Asako MATSUI
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Patent number: 12125621Abstract: An inductor includes a wire including a conducting line, and an insulating film disposed on an entire circumferential surface of the conducting line, and a magnetic layer embedding the wire. The magnetic layer contains a magnetic particle. The magnetic layer includes a first layer in contact with the circumferential surface of the wire, a second layer in contact with the surface of the first layer, . . . and the n-th layer (n is a positive number of 3 or more) in contact with the surface of the (n?1)th layer. In the two layers adjacent to each other in the magnetic layer, the relative magnetic permeability of the layer closer to the wire is lower than the relative magnetic permeability of the layer farther from the wire.Type: GrantFiled: February 5, 2020Date of Patent: October 22, 2024Assignee: NITTO DENKO CORPORATIONInventors: Keisuke Okumura, Yoshihiro Furukawa
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Patent number: 11948720Abstract: An inductor includes a wire having a generally circular shape in cross section, and the magnetic layer covering the wire, wherein the wire includes a conductive wire and an insulating layer covering the conductive wire, the magnetic layer contains anisotropic magnetic particles and a binder, and includes in a surrounding region of the wire within 1.5 times the radius of the wire, a first region in which the anisotropic magnetic particles are oriented along the circumferential direction of the wire, and a second region in which the anisotropic magnetic particles are oriented along the crossing direction that crosses the circumferential direction, or in which the anisotropic magnetic particles are not oriented.Type: GrantFiled: June 4, 2019Date of Patent: April 2, 2024Assignee: NITTO DENKO CORPORATIONInventors: Yoshihiro Furukawa, Keisuke Okumura
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Publication number: 20240087794Abstract: An inductor including a magnetic layer, and a plurality of wires embedded in the magnetic layer and extending in a longitudinal direction. The plurality of wires are spaced in parallel at predetermined intervals in a direction perpendicular to the longitudinal direction. The magnetic layer includes a plurality of wire disposed portions in which the wires are regularly disposed in parallel to each other, and a margin portion that is disposed between the wire disposed portions adjacent to each other in a parallel direction of the wires and in which the wires are omitted.Type: ApplicationFiled: February 3, 2022Publication date: March 14, 2024Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
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Publication number: 20230411061Abstract: A laminated sheet includes a sheet-shaped inductor including a plurality of wirings and a magnetic layer embedding the plurality of wirings, and a processing stability layer disposed on at least one surface in a thickness direction of the inductor. The magnetic layer includes a binder and a magnetic particle having a generally flat shape and whose material is a metal. The processing stability layer includes a cured product of a thermosetting resin composition. The thermosetting resin composition includes a thermosetting resin as an essential component. The thermosetting resin composition includes at least one kind of particle, as an optical component, selected from the group consisting of a first particle having a generally spherical shape and a second particle having a generally flat shape and whose material is an inorganic compound.Type: ApplicationFiled: August 24, 2023Publication date: December 21, 2023Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
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Publication number: 20230402210Abstract: A magnetic sheet has a first principal surface and a second principal surface facing each other in the thickness direction. The magnetic sheet contains magnetic particles and resin. The ratio of the total amount of carbon and oxygen on one of the first principal surface and second principal surface is 10 mass % or more and 60 mass % or less.Type: ApplicationFiled: November 11, 2021Publication date: December 14, 2023Applicant: NITTO DENKO CORPORATIONInventors: Hiroki SENDA, Keisuke OKUMURA, Yoshihiro FURUKAWA
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Patent number: 11783983Abstract: A laminated sheet includes a sheet-shaped inductor including a plurality of wirings and a magnetic layer embedding the plurality of wirings, and a processing stability layer disposed on at least one surface 6 in a thickness direction of the inductor. The magnetic layer includes a binder and a magnetic particle having a generally flat shape and whose material is a metal. The processing stability layer includes a cured product of a thermosetting resin composition. The thermosetting resin composition includes a thermosetting resin as an essential component. The thermosetting resin composition includes at least one kind of particle, as an optical component, selected from the group consisting of a first particle having a generally spherical shape and a second particle having a generally flat shape and whose material is an inorganic compound.Type: GrantFiled: February 12, 2021Date of Patent: October 10, 2023Assignee: NITTO DENKO CORPORATIONInventors: Yoshihiro Furukawa, Keisuke Okumura
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Patent number: 11747713Abstract: A camera device includes: a base member; a camera which is rotatably attached to the base member about a first rotation axis; a shutter member which is rotatably attached to the base member about a second rotation axis, the second rotation axis being different from the first rotation axis and being parallel to the first rotation axis, the shutter member being rotatable between a cover position in which the shutter member covers the camera, and an open position in which the shutter member does not cover the camera; a power transmission member which is rotatably attached to the base member about a third rotation axis, the third rotation axis being different from the first rotation axis and being parallel to the first rotation axis; and a motor configured to rotationally drive the power transmission member.Type: GrantFiled: February 25, 2022Date of Patent: September 5, 2023Assignee: YAMAHA CORPORATIONInventor: Keisuke Okumura
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Patent number: 11508507Abstract: A magnetic wiring circuit board includes an insulating layer; a wire disposed on a one-side surface in a thickness direction of the insulating layer and having a one-side surface in the thickness direction disposed to face the one-side surface in the thickness direction of the insulting layer at spaced intervals thereto, an other-side surface in the thickness direction in contact with the one-side surface in the thickness direction of the insulating layer, and side surfaces each connecting an end edge of the one-side surface in the thickness direction to an end edge of the other-side surface in the thickness direction; and a magnetic layer containing a magnetic particle having a shape of an aspect ratio of 2 or more and embedding the wire.Type: GrantFiled: October 19, 2018Date of Patent: November 22, 2022Assignee: NITTO DENKO CORPORATIONInventors: Keisuke Okumura, Yoshihiro Furukawa
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Publication number: 20220285091Abstract: A method for producing an inductor includes a first step of preparing a heat press machine and a second step. The heat press machine includes a first mold; a second mold separated from the first mold by an interval therebetween, and smaller than the first mold; an internal frame member surrounding a periphery of the second mold, separated from the first mold by an interval therebetween in a press direction, and movable with respect to the second mold in the press direction; and a fluid and flexible sheet disposed on a second press surface of the second mold. In the second step, a magnetic sheet containing magnetic particles and a thermosetting resin and a plurality of wires separated from each other by an interval therebetween are heat pressed by the heat press machine.Type: ApplicationFiled: June 19, 2020Publication date: September 8, 2022Applicant: NITTO DENKO CORPORATIONInventors: Keisuke OKUMURA, Yoshihiro FURUKAWA
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Publication number: 20220285085Abstract: An inductor includes a first wire adjacent to a second wire and separated by an interval; a first magnetic layer having first and second surfaces separated from each other by an interval, and an inner peripheral surface in contact with an outer peripheral surface of the first and second wires between the first and second surfaces; a second magnetic layer disposed on the first surface; and a third magnetic layer disposed on the second surface. The second magnetic layer has a third surface facing and separated from the first surface by an interval in the thickness direction. The relative permeability of each of the second and third magnetic layers is higher than that of the first magnetic layer. The inductor includes a suppression portion located between the first and second wires which suppresses the magnetic coupling between the first and second wires.Type: ApplicationFiled: June 19, 2020Publication date: September 8, 2022Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
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Publication number: 20220285072Abstract: An inductor includes a first wire and a second wire, a first magnetic layer containing magnetic particles having an approximately spherical shape, a second magnetic layer containing magnetic particles having an approximately flat shape, and a third magnetic layer containing magnetic particles having an approximately flat shape. The relative permeability of each of the second magnetic layer and the third magnetic layer is higher than the relative permeability of the first magnetic layer. A fourth surface of the first magnetic layer has a second concave portion. A sixth surface of the third magnetic layer has a fourth concave portion.Type: ApplicationFiled: June 19, 2020Publication date: September 8, 2022Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
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Publication number: 20220283478Abstract: A camera device includes: a base member; a camera which is rotatably attached to the base member about a first rotation axis; a shutter member which is rotatably attached to the base member about a second rotation axis, the second rotation axis being different from the first rotation axis and being parallel to the first rotation axis, the shutter member being rotatable between a cover position in which the shutter member covers the camera, and an open position in which the shutter member does not cover the camera; a power transmission member which is rotatably attached to the base member about a third rotation axis, the third rotation axis being different from the first rotation axis and being parallel to the first rotation axis; and a motor configured to rotationally drive the power transmission member.Type: ApplicationFiled: February 25, 2022Publication date: September 8, 2022Inventor: Keisuke OKUMURA
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Patent number: 11387040Abstract: A method for producing a module includes a first step of preparing a conductive layer disposed at one side in a thickness direction of a first peeling layer, a second step of forming a conductive pattern from the conductive layer, a third step of pushing the conductive pattern into a first adhesive layer containing a first magnetic particle and a first resin component, and a fourth step of peeling the first peeling layer.Type: GrantFiled: November 16, 2017Date of Patent: July 12, 2022Assignee: NITTO DENKO CORPORATIONInventors: Keisuke Okumura, Yoshihiro Furukawa
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Publication number: 20220165482Abstract: An inductor includes a wire, and a magnetic layer covering the wire. The wire includes a conducting line and an insulating layer. The magnetic layer contains an anisotropic magnetic particle and a binder. In a peripheral region of the wire, the magnetic layer includes an orientated region. The peripheral region is, in a cross-sectional view, a region from an outer surface of the wire to an outward distance of 1.5 times an average of the longest length and the shortest length from the center of gravity of the wire to the outer surface of the wire. The upper surface of the inductor has a protruding portion caused by the wire.Type: ApplicationFiled: February 5, 2020Publication date: May 26, 2022Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
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Publication number: 20220165473Abstract: An inductor includes a wire, and a magnetic layer covering the wire. The wire includes a conducting line, and an insulating layer. The magnetic layer contains an anisotropic magnetic particle and a binder. In a peripheral region of the wire, the magnetic layer includes an orientated region in which the anisotropic magnetic particle is orientated along the periphery of the wire. The peripheral region is, in a cross-sectional view, a region from an outer surface of the wire to an outward distance of 1.5 times an average of the longest length and the shortest length from the center of gravity of the wire to the outer surface of the wire. An upper surface and a lower surface of the inductor are flat.Type: ApplicationFiled: February 5, 2020Publication date: May 26, 2022Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA