Patents by Inventor Yuichi Kasuya
Yuichi Kasuya 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: 20250367900Abstract: Provided is a laminate including an anisotropically conductive member which is easy to handle in a case of being individualized.Type: ApplicationFiled: August 12, 2025Publication date: December 4, 2025Inventor: Yuichi Kasuya
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Patent number: 12340929Abstract: A coil component according to one or more embodiments of the present invention includes: a drum core; a conductive wire; external electrodes; and an exterior portion made of a resin material. The drum core includes a winding core portion, a first flange portion provided at one end of the winding core portion, and a second flange portion provided at the other end of the winding core portion. The conductive wire includes a wound portion wound around the winding core portion and a first lead-out portion and a second lead-out portion led out from the winding core portion to the first flange portion. The pair of external electrodes are provided at the first flange portion, and each of the external electrodes is electrically connected to associated one of end portions of the conductive wire. The exterior portion includes a first exterior portion and a second exterior portion.Type: GrantFiled: October 28, 2021Date of Patent: June 24, 2025Assignee: TAIYO YUDEN CO., LTD.Inventor: Yuichi Kasuya
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Publication number: 20240309536Abstract: An object of the present invention is to provide a method for producing a metal nanowire, which makes it possible to obtain a metal nanowire with a low connection resistance; a metal nanowire; a dispersion liquid; and a conductive film. The method for producing a metal nanowire of an embodiment of the present invention includes an anodization step of forming an anodized film having pores on a surface of a valve metal substrate, a metal filling step of filling the pores with a metal, a mold removing step of removing the anodized film and the valve metal substrate to obtain an acicular metal, and a protective layer forming step of forming a protective layer containing a corrosion inhibitor on the acicular metal.Type: ApplicationFiled: May 24, 2024Publication date: September 19, 2024Applicant: FUJIFILM CorporationInventors: Shunji KUROOKA, Kazuto SHIMADA, Yuichi KASUYA
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Publication number: 20220172874Abstract: A coil component according to one or more embodiments of the present invention includes: a drum core; a conductive wire; external electrodes; and an exterior portion made of a resin material. The drum core includes a winding core portion, a first flange portion provided at one end of the winding core portion, and a second flange portion provided at the other end of the winding core portion. The conductive wire includes a wound portion wound around the winding core portion and a first lead-out portion and a second lead-out portion led out from the winding core portion to the first flange portion. The pair of external electrodes are provided at the first flange portion, and each of the external electrodes is electrically connected to associated one of end portions of the conductive wire. The exterior portion includes a first exterior portion and a second exterior portion.Type: ApplicationFiled: October 28, 2021Publication date: June 2, 2022Inventor: Yuichi KASUYA
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Patent number: 10988924Abstract: There are provided a soundproof structure, which can have high soundproofing performance in a wide frequency band and in which visual recognition of through-hole can be suppressed, and a sound absorbing panel and a sound adjusting panel using the soundproof structure. A sheet member having a plurality of through-holes passing therethrough in a thickness direction and a sound absorbing body disposed in contact with one main surface of the sheet member are provided. An average opening diameter of the through-holes is 0.1 ?m or more and less than 100 ?m. Assuming that the average opening diameter of the through-holes is ? (?m) and an average opening ratio is ? a parameter A expressed by A=?×?2 is 92 or less.Type: GrantFiled: September 26, 2019Date of Patent: April 27, 2021Assignee: FUJIFILM CorporationInventors: Shinya Hakuta, Shogo Yamazoe, Yuichi Kasuya
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Patent number: 10844509Abstract: An object is to provide a method for manufacturing an aluminum plate having a plurality of through-holes in a thickness direction in which the locations of the through-holes are controlled and a manufacturing apparatus that is used in the method for manufacturing the aluminum plate. A method for manufacturing an aluminum plate of the present invention is a method for manufacturing an aluminum plate having a plurality of through-holes in a thickness direction, the method including a coating-forming step of forming a coating of an aluminum compound on a surface of an aluminum substrate having a thickness of 5 to 1,000 ?m, a partial coating removal step of removing, out of the coating, the coating present on portions in which the through-holes need to be formed, and a through-hole-forming step of forming the through-holes in the aluminum substrate by carrying out an electrochemical melting treatment on the aluminum substrate after the partial coating removal step.Type: GrantFiled: September 7, 2018Date of Patent: November 24, 2020Assignee: FUJIFILM CorporationInventors: Yuichi Kasuya, Hisashi Hotta
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Patent number: 10593989Abstract: An object of the present invention is to provide a method for manufacturing an aluminum plate which is simple, is high in productiveness, allows the use of arbitrary aluminum materials, and can be suitably used for collectors having excellent adhesiveness to active material layers, a collector for a storage device, and a storage device. The method for manufacturing an aluminum plate of the present invention is a method for manufacturing an aluminum plate having an aluminum substrate having a plurality of through holes in a thickness direction, including an oxidized film-forming step of forming an oxidized film by carrying out an oxidized film-forming treatment on a surface of the aluminum substrate having a thickness in a range of 5 ?m to 1,000 ?m and a through hole-forming step of forming through holes by carrying out an electrochemical dissolution treatment after the oxidized film-forming step.Type: GrantFiled: June 20, 2016Date of Patent: March 17, 2020Assignee: FUJIFILM CorporationInventors: Atsushi Matsuura, Yuichi Kasuya, Junji Kawaguchi, Hisashi Hotta, Yoshinori Hotta, Hiroshi Komatsu, Hirokazu Sawada
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Publication number: 20200024845Abstract: There are provided a soundproof structure, which can have high soundproofing performance in a wide frequency band and in which visual recognition of through-hole can be suppressed, and a sound absorbing panel and a sound adjusting panel using the soundproof structure. A sheet member having a plurality of through-holes passing therethrough in a thickness direction and a sound absorbing body disposed in contact with one main surface of the sheet member are provided. An average opening diameter of the through-holes is 0.1 ?m or more and less than 100 ?m. Assuming that the average opening diameter of the through-holes is ? (?m) and an average opening ratio is ? a parameter A expressed by A=?×?+2 is 92 or less.Type: ApplicationFiled: September 26, 2019Publication date: January 23, 2020Applicant: FUJIFILM CorporationInventors: Shinya HAKUTA, Shogo YAMAZOE, Yuichi KASUYA
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Publication number: 20190003073Abstract: An object is to provide a method for manufacturing an aluminum plate having a plurality of through-holes in a thickness direction in which the locations of the through-holes are controlled and a manufacturing apparatus that is used in the method for manufacturing the aluminum plate. A method for manufacturing an aluminum plate of the present invention is a method for manufacturing an aluminum plate having a plurality of through-holes in a thickness direction, the method including a coating-forming step of forming a coating of an aluminum compound on a surface of an aluminum substrate having a thickness of 5 to 1,000 ?m, a partial coating removal step of removing, out of the coating, the coating present on portions in which the through-holes need to be formed, and a through-hole-forming step of forming the through-holes in the aluminum substrate by carrying out an electrochemical melting treatment on the aluminum substrate after the partial coating removal step.Type: ApplicationFiled: September 7, 2018Publication date: January 3, 2019Applicant: FUJIFILM CorporationInventors: Yuichi KASUYA, Hisashi HOTTA
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Patent number: 10105640Abstract: The present invention provides a gas separation composite which has high heat resistance and mechanical strength, prevents a support layer from being deformed or damaged by heat during formation of a gas separation membrane and heat during a gas separation operation, and properly supports a gas separation layer to obtain high gas permeability and gas separation properties; and a method of producing the gas separation composite. The gas separation composite includes a metal support having a plurality of through holes in the thickness direction and a gas separation layer laminated on the surface of the metal support. The thickness of the gas separation layer is in a range of 0.1 to 5 ?m, the average opening diameter of the through holes of the metal support is in a range of 0.1 to 30 ?m, and the opening ratio thereof is in a range of 0.05% to 10%.Type: GrantFiled: September 29, 2016Date of Patent: October 23, 2018Assignee: FUJIFILM CorporationInventors: Yuichi Kasuya, Hisashi Hotta, Takayasu Nagai
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Patent number: 9573404Abstract: A manufacturing method of a support for a planographic printing plate including at least an alkaline etching step of dissolving an aluminum surface layer of an aluminum web with an alkaline solution during a surface roughening treatment on a surface of the aluminum web continuously traveling, the manufacturing method comprising: a circulating step of cyclically using the alkaline solution between a treatment tank for the etching and an alkaline solution reservoir during adjusting composition concentration of the alkaline solution; and a filtering step of filtering the alkaline solution cyclically used so as to remove solid matter in the alkaline solution.Type: GrantFiled: October 26, 2012Date of Patent: February 21, 2017Assignee: FUJIFILM CorporationInventors: Yuichi Kasuya, Hisashi Hotta
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Publication number: 20170014754Abstract: The present invention provides a gas separation composite which has high heat resistance and mechanical strength, prevents a support layer from being deformed or damaged by heat during formation of a gas separation membrane and heat during a gas separation operation, and properly supports a gas separation layer to obtain high gas permeability and gas separation properties; and a method of producing the gas separation composite. The gas separation composite includes a metal support having a plurality of through holes in the thickness direction and a gas separation layer laminated on the surface of the metal support. The thickness of the gas separation layer is in a range of 0.1 to 5 ?m, the average opening diameter of the through holes of the metal support is in a range of 0.1 to 30 ?m, and the opening ratio thereof is in a range of 0.05% to 10%.Type: ApplicationFiled: September 29, 2016Publication date: January 19, 2017Applicant: FUJIFILM CorporationInventors: Yuichi KASUYA, Hisashi HOTTA, Takayasu NAGAI
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Publication number: 20160294002Abstract: An object of the present invention is to provide a method for manufacturing an aluminum plate which is simple, is high in productiveness, allows the use of arbitrary aluminum materials, and can be suitably used for collectors having excellent adhesiveness to active material layers, a collector for a storage device, and a storage device. The method for manufacturing an aluminum plate of the present invention is a method for manufacturing an aluminum plate having an aluminum substrate having a plurality of through holes in a thickness direction, including an oxidized film-forming step of forming an oxidized film by carrying out an oxidized film-forming treatment on a surface of the aluminum substrate having a thickness in a range of 5 ?m to 1,000 ?m and a through hole-forming step of forming through holes by carrying out an electrochemical dissolution treatment after the oxidized film-forming step.Type: ApplicationFiled: June 20, 2016Publication date: October 6, 2016Applicant: FUJIFILM CorporationInventors: Atsushi MATSUURA, Yuichi KASUYA, Junji KAWAGUCHI, Hisashi HOTTA, Yoshinori HOTTA, Hiroshi KOMATSU, Hirokazu SAWADA
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Patent number: 9418792Abstract: A multilayer ceramic capacitor includes ceramic grains forming a dielectric layer of the multilayer ceramic capacitor, which ceramic grains contain a coarse ceramic grain SPr having a coarse grain size Dcoa that satisfies the condition of Tmin ?Dcoa ?Tmax where Tmax is the maximum thickness of the dielectric layer and Tmin is the minimum thickness of the dielectric layer. The multilayer ceramic capacitor is capable of inhibiting deterioration of capacitance and capacity-temperature characteristics even when the internal electrode layer is made thin.Type: GrantFiled: March 6, 2013Date of Patent: August 16, 2016Assignee: TAIYO YUDEN CO., LTD.Inventors: Yukihiro Konishi, Yuichi Kasuya, Jun Nishikawa, Katsuya Taniguchi, Kotaro Mizuno, Yusuke Kowase, Shohei Kitamura
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Patent number: 9147514Abstract: A small wire-wound inductor has a drum-shaped core member constituted by an assembly of soft magnetic alloy grains, a coil conductive wire wound around the core member, a pair of terminal electrodes connected to the terminals of the coil conductive wire, and an outer sheath member covering the wound coil conductive wire and constituted by a magnetic powder-containing resin having a specified magnetic permeation ratio, wherein the soft magnetic alloy grains are fixedly bonded together via oxidized layers, and the core member contains 2 to 15 percent by weight of chromium (Cr).Type: GrantFiled: December 6, 2013Date of Patent: September 29, 2015Assignee: TAIYO YUDEN CO., LTD.Inventors: Yoshinari Nakada, Koichiro Wada, Yuichi Kasuya, Masanori Takahashi, Masashi Kuwahara, Tetsuo Kumahora
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Publication number: 20140254063Abstract: A multilayer ceramic capacitor includes ceramic grains forming a dielectric layer of the multilayer ceramic capacitor, which ceramic grains contain a coarse ceramic grain SPr having a coarse grain size Dcoa that satisfies the condition of Tmin Dcoa Tmax where Tmax is the maximum thickness of the dielectric layer and Tmin is the minimum thickness of the dielectric layer. The multilayer ceramic capacitor is capable of inhibiting deterioration of capacitance and capacity-temperature characteristics even when the internal electrode layer is made thin.Type: ApplicationFiled: March 6, 2013Publication date: September 11, 2014Applicant: TAIYO YUDEN CO., LTD.Inventors: Yukihiro Konishi, Yuichi Kasuya, Jun Nishikawa, Katsuya Taniguchi, Kotaro Mizuno, Yusuke Kowase, Shohei Kitamura
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Patent number: 8717135Abstract: An electronic component has a drum-shaped core member constituted by an assembly of soft magnetic alloy grains containing iron (Fe), silicate (Si) and chromium (Cr), a coil conductive wire wound around the core member, a pair of terminal electrodes connected to ends of the coil conductive wire, and an outer sheath resin part covering the wound coil conductive wire and constituted by a magnetic powder-containing resin; wherein there is an area where only the resin material in the magnetic powder-containing resin is permeated from the surface of the core member to a specified depth.Type: GrantFiled: August 3, 2012Date of Patent: May 6, 2014Assignee: Taiyo Yuden Co., Ltd.Inventors: Koichiro Wada, Masashi Kuwahara, Yoshinari Nakada, Yuichi Kasuya, Masanori Takahashi, Tetsuo Kumahora
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Publication number: 20140097929Abstract: A small wire-wound inductor has a drum-shaped core member constituted by an assembly of soft magnetic alloy grains, a coil conductive wire wound around the core member, a pair of terminal electrodes connected to the terminals of the coil conductive wire, and an outer sheath member covering the wound coil conductive wire and constituted by a magnetic powder-containing resin having a specified magnetic permeation ratio, wherein the soft magnetic alloy grains are fixedly bonded together via oxidized layers, and the core member contains 2 to 15 percent by weight of chromium (Cr).Type: ApplicationFiled: December 6, 2013Publication date: April 10, 2014Applicant: TAIYO YUDEN CO., LTD.Inventors: Yoshinari NAKADA, Koichiro WADA, Yuichi KASUYA, Masanori TAKAHASHI, Masashi KUWAHARA, Tetsuo KUMAHORA
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Patent number: 8629748Abstract: Provided are a small wire-wound inductor having desired inductor characteristics, while allowing for high-density mounting and low-height mounting on circuit boards at the same time, as well as a method for manufacturing such wire-wound inductor which has a drum-shaped core member constituted by an assembly of soft magnetic alloy grains containing iron (Fe), silicon (Si) and 2 to 15 percent by weight of chromium (Cr), a coil conductive wire wound around the core member, a pair of terminal electrodes connected to the terminals of the coil conductive wire, and an outer sheath member covering the wound coil conductive wire and constituted by a magnetic powder-containing resin having a specified magnetic permeation ratio.Type: GrantFiled: August 3, 2012Date of Patent: January 14, 2014Assignee: Taiyo Yuden Co., Ltd.Inventors: Yoshinari Nakada, Koichiro Wada, Yuichi Kasuya, Masanori Takahashi, Masashi Kuwahara, Tetsuo Kumahora
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Publication number: 20130200972Abstract: An electronic component has a drum-shaped core member constituted by an assembly of soft magnetic alloy grains containing iron (Fe), silicate (Si) and chromium (Cr), a coil conductive wire wound around the core member, a pair of terminal electrodes connected to ends of the coil conductive wire, and an outer sheath resin part covering the wound coil conductive wire and constituted by a magnetic powder-containing resin; wherein there is an area where only the resin material in the magnetic powder-containing resin is permeated from the surface of the core member to a specified depth.Type: ApplicationFiled: August 3, 2012Publication date: August 8, 2013Applicant: TAIYO YUDEN CO., LTD.Inventors: Koichiro WADA, Masashi KUWAHARA, Yoshinari NAKADA, Yuichi KASUYA, Masanori TAKAHASHI, Tetsuo KUMAHORA