Patents by Inventor Yoshihiro Furukawa
Yoshihiro Furukawa 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).
-
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
-
Publication number: 20220165483Abstract: 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 a first surface of an outer peripheral surface of the wire, and a second layer in contact with a second surface of the outer peripheral surface of the wire and the surface of the first layer. The relative magnetic permeability of the first layer is higher than the relative magnetic permeability of the second layer.Type: ApplicationFiled: February 5, 2020Publication date: May 26, 2022Applicant: NITTO DENKO CORPORATIONInventors: Keisuke OKUMURA, Yoshihiro FURUKAWA
-
Publication number: 20220028599Abstract: An inductor includes a wire and a magnetic layer which has a via, having an inner peripheral surface. On a cross-section across the via, a first point and a second point are located at one side and the other side in a direction in which the first principal surface extends and are kept 50 ?m away from a first edge on one side of the inner peripheral surface in the thickness direction, and a third point and a fourth point are located at one side and the other side in the extending direction and are kept 50 ?m away from a second edge on the other side of the inner peripheral surface in the thickness direction. An area of a quadrangle having all four points as vertices and an area of the molten solid inside the quadrangle are obtained, along with a percent (S1/S0×100) of the area.Type: ApplicationFiled: July 21, 2021Publication date: January 27, 2022Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
-
Patent number: 11148156Abstract: An intermittent air blow gun (10a) has a switching valve (26) including a switching-valve case (27) and a valve assembly (31), and the valve assembly (31) includes: a valve body (53) configured to open and close a valve hole; a small-diameter piston (33) partitioning so as to form a small-diameter pilot chamber (34); and a large-diameter piston (37) partitioning so as to form a large-diameter pilot chamber (38). The valve body (53) is switched to a closed position when air discharged from an inside of the switching-valve case (27) to an air discharge section (24) is supplied to the large-diameter pilot chamber (38) through a bypass flow path (77), and the valve body (53) is switched to an open position when air is exhausted.Type: GrantFiled: August 4, 2017Date of Patent: October 19, 2021Assignee: Koganei CorporationInventors: Yoshihiro Furukawa, Koichi Teraki
-
Publication number: 20210265096Abstract: 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: ApplicationFiled: June 4, 2019Publication date: August 26, 2021Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
-
Publication number: 20210259111Abstract: A laminated sheet includes a sheet-shaped inductor including a plurality of wirings and a magnetic layer embedding the plurality of wirings, and a mark formable layer disposed on one surface in a thickness direction of the inductor.Type: ApplicationFiled: February 12, 2021Publication date: August 19, 2021Applicant: NITTO DENKO CORPORATIONInventors: Keisuke OKUMURA, Yoshihiro FURUKAWA
-
Publication number: 20210252840Abstract: 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: ApplicationFiled: February 12, 2021Publication date: August 19, 2021Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
-
Publication number: 20210257149Abstract: A mark-including inductor includes a sheet-shaped inductor including a plurality of wirings and a magnetic layer embedding the plurality of wirings, and a mark disposed at one side in a thickness direction of the inductor and/or formed in the magnetic layer.Type: ApplicationFiled: February 12, 2021Publication date: August 19, 2021Applicant: NITTO DENKO CORPORATIONInventors: Keisuke OKUMURA, Yoshihiro FURUKAWA
-
Publication number: 20210257148Abstract: A frame member-including inductor includes an inductor including a plurality of wirings, and a magnetic layer embedding the plurality of wirings, and a frame member in which the inductor is set.Type: ApplicationFiled: February 12, 2021Publication date: August 19, 2021Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
-
Publication number: 20210249171Abstract: 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: ApplicationFiled: October 19, 2018Publication date: August 12, 2021Applicant: NITTO DENKO CORPORATIONInventors: Keisuke OKUMURA, Yoshihiro FURUKAWA
-
Patent number: 11056270Abstract: A magnetic film includes a first layer having a real part of complex magnetic permeability of 50 or more and an imaginary part of complex magnetic permeability of below 30 at 10 MHz, and a second layer provided on the first layer and having a real part of complex magnetic permeability of 50 or more and an imaginary part of complex magnetic permeability of 30 or more at 10 MHz.Type: GrantFiled: February 22, 2017Date of Patent: July 6, 2021Assignee: NITTO DENKO CORPORATIONInventor: Yoshihiro Furukawa
-
Patent number: 11006515Abstract: A magnetic wiring circuit board includes an insulating layer, a plurality of wiring portions spaced from each other, a magnetic layer disposed so as to embed the plurality of wiring portions on the insulating layer, and a suppressing portion for suppressing magnetic coupling of at least the two wiring portions.Type: GrantFiled: April 2, 2019Date of Patent: May 11, 2021Assignee: NITTO DENKO CORPORATIONInventors: Yoshihiro Furukawa, Keisuke Okumura
-
Publication number: 20210036095Abstract: An exemplary embodiment of the present invention provides a planar inductor including a substrate, a first magnetic layer, a conductive coil, and a second magnetic layer. The first magnetic layer can be disposed on at least a portion of the substrate. The conductive coil can be disposed on a first portion of the first magnetic layer. The second magnetic layer can be disposed on a second portion of the first magnetic layer and on at least a portion of the conductive coil.Type: ApplicationFiled: November 16, 2017Publication date: February 4, 2021Applicants: Georgia Tech Research Corporation, NITTO DENKO CORPORATIONInventors: Markondeya Raj PULUGURTHA, Yoshihiro FURUKAWA, Himani SHARMA, Keiji TAKEMURA, Rao R. TUMMALA, Teng SUN
-
Publication number: 20210037640Abstract: A magnetic wiring circuit board includes an insulating layer, a plurality of wiring portions spaced from each other, a magnetic layer disposed so as to embed the plurality of wiring portions on the, and a suppressing portion for suppressing magnetic coupling of at least the two wiring portions.Type: ApplicationFiled: April 2, 2019Publication date: February 4, 2021Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
-
Publication number: 20200265991Abstract: An inductor includes a wire having a width W, and a first electrode and a second electrode continuous to each of both ends of the wire. The wire, the first electrode, and the second electrode are present on the same plane. The plane area S1 of the first electrode and the plane area S2 of the second electrode are a square value (W2) or more of the width W. An area in which the wire is disposed is positioned between the first electrode and the second electrode. The area has a length X in a longitudinal direction equal to a length L between the first electrode and the second electrode along a facing direction of the first electrode and the second electrode, and a length Y in a short-length direction in a direction perpendicular to the longitudinal direction. The length X in the longitudinal direction is 1.5 times or more of the length Y in the short-length direction.Type: ApplicationFiled: September 5, 2018Publication date: August 20, 2020Applicant: NITTO DENKO CORPORATIONInventor: Yoshihiro FURUKAWA
-
Patent number: 10636553Abstract: A soft magnetic resin composition contains flat soft magnetic particles, and a resin component containing an epoxy resin, a phenol resin, and an acrylic resin. The epoxy resin consists of only an epoxy resin having three or more functional groups, the phenol resin consists of only a phenol resin having three or more functional groups, and the content ratio of the acrylic resin in the resin component is 25 mass % or more.Type: GrantFiled: December 3, 2015Date of Patent: April 28, 2020Assignee: NITTO DENKO CORPORATIONInventor: Yoshihiro Furukawa
-
Publication number: 20200075238Abstract: 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: ApplicationFiled: November 16, 2017Publication date: March 5, 2020Applicant: NITTO DENKO CORPORATIONInventors: Keisuke OKUMURA, Yoshihiro FURUKAWA
-
Publication number: 20200066441Abstract: A method for producing a module includes a first step of preparing a seed layer disposed at a one-side surface in a thickness direction of a first peeling layer, a second step of forming a conductive pattern at a one-side surface in the thickness direction of the seed layer by plating allowing electric power to be supplied from the seed layer, a third step of pushing the conductive pattern into a first adhesive layer containing a first magnetic particle, and a fourth step of exposing the other-side surfaces in the thickness direction of the conductive pattern and the first adhesive layer.Type: ApplicationFiled: November 16, 2017Publication date: February 27, 2020Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro FURUKAWA, Keisuke OKUMURA
-
Publication number: 20190232312Abstract: An intermittent air blow gun (10a) has a switching valve (26) including a switching-valve case (27) and a valve assembly (31), and the valve assembly (31) includes: a valve body (53) configured to open and close a valve hole; a small-diameter piston (33) partitioning so as to form a small-diameter pilot chamber (34); and a large-diameter piston (37) partitioning so as to form a large-diameter pilot chamber (38). The valve body (53) is switched to a closed position when air discharged from an inside of the switching-valve case (27) to an air discharge section (24) is supplied to the large-diameter pilot chamber (38) through a bypass flow path (77), and the valve body (53) is switched to an open position when air is exhausted.Type: ApplicationFiled: August 4, 2017Publication date: August 1, 2019Inventors: Yoshihiro Furukawa, Koichi Teraki
-
Publication number: 20190035535Abstract: A magnetic film includes a first layer having a real part of complex magnetic permeability of 50 or more and an imaginary part of complex magnetic permeability of below 30 at 10 MHz, and a second layer provided on the first layer and having a real part of complex magnetic permeability of 50 or more and an imaginary part of complex magnetic permeability of 30 or more at 10 MHz.Type: ApplicationFiled: February 22, 2017Publication date: January 31, 2019Applicant: NITTO DENKO CORPORATIONInventor: Yoshihiro FURUKAWA