Patents by Inventor Takahiro Fukuoka
Takahiro Fukuoka 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: 20200062098Abstract: A vehicle underfloor structure includes a battery disposed under a floor of a vehicle and having at least one connector projecting from a front end of the battery, a suspension member provided adjacent to a vehicle front side of the battery, a lower end of the suspension member being located higher than a lower end of the battery, and a protector covering and protecting the at least one connector from below, the protector being laid between the battery and the suspension member.Type: ApplicationFiled: August 22, 2019Publication date: February 27, 2020Inventor: Takahiro Fukuoka
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Publication number: 20200044226Abstract: A cylindrical battery with an electrode body in which a negative electrode plate and a positive electrode plate connected to a plurality of positive electrode leads are rolled with a separator interposed therebetween, a first insulating plate disposed on the electrode body, a current-collection plate disposed on the first insulating plate, a second insulating plate disposed in contact with an opposite surface of the current-collection plate that opposes the first insulating plate, a sealing body, and an outer jacket can, wherein the first insulating plate has at least one through hole, the first positive electrode lead passes through the through hole and between the first insulating plate and the second insulating plate, is bent from the outer-circumference portion of the current-collection plate onto the current-collection plate and the second insulating plate is provided with a recessed portion to house the first positive electrode lead.Type: ApplicationFiled: March 22, 2018Publication date: February 6, 2020Applicant: SANYO Electric Co., Ltd.Inventors: Takahiro Fukuoka, Shuichi Yamashita, Yuma Yamaguchi, Hiromichi Wakabayashi
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Patent number: 10546696Abstract: The purpose of the present invention is to provide an electrochemical element that can withstand prolonged use, with little damage or degradation due to the pressure of hydrogen gas generated, even when used for prolonged periods of time. This electrochemical element is equipped with a hydrogen-releasing film and has a laminated body in which an anode and a cathode are laminated with a separator interposed therebetween. The hydrogen-releasing film contains a metal layer, the separator contains pulp, and the total sulfur component content in the separator is 400 ppm or less as determined by quartz tube combustion gas absorption ion chromatography.Type: GrantFiled: December 13, 2016Date of Patent: January 28, 2020Assignee: NITTO DENKO CORPORATIONInventors: Takahiro Fukuoka, Shunsuke Masaki, Takuya Muraoka
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Patent number: 10535851Abstract: A cylindrical lithium ion battery in which an electrode group formed by winding a positive electrode and a negative electrode is housed in a battery case is disclosed. A sealing plate seals an opening of the battery case. An insulating plate having a plurality of openings is provided on a side of the electrode group closer to the sealing plate. The plurality of openings include a first hole with a largest opening area, and a plurality of second holes with opening areas smaller than the opening area of the first hole. An opening ratio of the first hole is 12% or more and 40% or less; a sum of opening ratios of the second holes is 0.3% or more and 10% or less; and a total opening ratio of all the openings is 20% or more and 50% or less.Type: GrantFiled: June 20, 2018Date of Patent: January 14, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tomohiko Yokoyama, Yoshiyuki Muraoka, Takahiro Fukuoka, Kyosuke Miyata
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Patent number: 10461304Abstract: A cylindrical battery including an electrode body in which a negative electrode plate and a positive electrode plate to which a plurality of positive electrode leads is connected are wound with a separator interposed therebetween; an upper insulating plate disposed on the electrode body; a positive electrode current collector plate disposed on the upper insulating plate; a sealing body; and an outer can. A first positive electrode lead extends between the upper insulating plate and the current collector plate after passing through a through-hole of the upper insulating plate and is bent onto the current collector plate at an outer circumference portion thereof, and a second positive electrode lead extends along the outside of an outer circumference portion of the upper insulating plate and is bent onto the current collector plate at the outer circumference portion thereof. Those positive electrode leads are all connected to the current collector plate.Type: GrantFiled: November 27, 2015Date of Patent: October 29, 2019Assignee: SANYO Electric Co., Ltd.Inventors: Takahiro Fukuoka, Shuichi Yamashita, Yuma Yamaguchi, Kyosuke Miyata
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Patent number: 10439185Abstract: The objective of the present invention is to provide a hydrogen-releasing film, a composite hydrogen-releasing film and a hydrogen-releasing laminated film that are not prone to embrittlement in the usage environmental temperatures of electrochemical elements. The hydrogen-releasing film containing an alloy, wherein the alloy is a Pd—Au alloy, and the Au content in the Pd—Au alloy is 15 mol % or more.Type: GrantFiled: June 12, 2015Date of Patent: October 8, 2019Assignee: NITTO DENKO CORPORATIONInventors: Takahiro Fukuoka, Kyoko Ishii, Shunsuke Masaki, Kenta Hata, Hiroshi Yukawa, Tomonori Nanbu
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Patent number: 10435079Abstract: A vehicle front structure includes an apron upper member extending in a vehicle front-rear direction, a suspension tower fixed to an inner side of the apron upper member in the vehicle width direction, and a plate-shaped reinforcing member covering at least part of an upper surface of the apron upper member and at least part of an upper surface of the suspension tower on the outer side. In the upper surface of the apron upper member, a step part is provided, wherein the outer side of the step part is higher than the inner side of the step part in the vehicle width direction. Molten sealer is injected between the step part and the outer edge when filling sealer between the apron upper member and the reinforcing member. Then, flow of the molten sealer to the outer side in the vehicle width direction is blocked by the step part.Type: GrantFiled: February 22, 2018Date of Patent: October 8, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Takahiro Fukuoka
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Patent number: 10374202Abstract: The objective of the present invention is to provide a hydrogen-releasing film, a composite hydrogen-releasing film and a hydrogen-releasing laminated film that are not prone to embrittlement in the usage environmental temperatures of electrochemical elements. The hydrogen-releasing film containing an alloy, wherein the alloy is a Pd—Au alloy, and the Au content in the Pd—Au alloy is 15 mol % or more.Type: GrantFiled: June 12, 2015Date of Patent: August 6, 2019Assignee: NITTO DENKO CORPORATIONInventors: Takahiro Fukuoka, Kyoko Ishii, Shunsuke Masaki, Kenta Hata, Hiroshi Yukawa, Tomonori Nanbu
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Patent number: 10265693Abstract: Organic-inorganic composite particles that can be dispersed in a solvent and/or a resin as primary particles having an organic group on the surface of inorganic particles, the organic-inorganic composite particles having negative birefringence.Type: GrantFiled: March 22, 2017Date of Patent: April 23, 2019Assignee: NITTO DENKO CORPORATIONInventors: Yoshiharu Hatakeyama, Takahiro Fukuoka, Junichi Nagase, Shusaku Shibata, Tatsuki Nagatsuka, Saori Yamamoto
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Publication number: 20190111774Abstract: A vehicle front portion structure that includes connecting members that each have a front side connecting portion that is disposed at a vehicle longitudinal direction front side and at which a first joined portion that is joined to a radiator support and a second joined portion that is joined to a lover member are formed, a rear side connecting portion that is disposed at a vehicle longitudinal direction rear side and at which the first joined portion and the second joined portion are formed, and an outer side cut-out portion that is cut out from a vehicle transverse direction outer side and that is formed at a position that, in the vehicle longitudinal direction, is between the second joined portions of both a front side connecting portion and a rear side connecting portion.Type: ApplicationFiled: August 27, 2018Publication date: April 18, 2019Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Takahiro FUKUOKA
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Patent number: 10263237Abstract: A cylindrical battery according to one aspect of the present invention includes an electrode body in which a negative electrode plate and a positive electrode plate to which a plurality of positive electrode leads is connected are wound with a separator interposed therebetween; an electrolyte liquid; a cylindrical outer can having a bottom portion which receives the electrode body and the electrolyte liquid; and a sealing body sealing an open portion of the outer can. The positive electrode leads extend along an outer circumference portion of a collector member disposed on the electrode body and are connected to a surface of the collector member at an outer side of the battery. The collector member includes a collector plate to which the positive electrode leads are connected and a first insulating plate fitted to a surface of the collector plate at an inner side of the battery.Type: GrantFiled: March 18, 2016Date of Patent: April 16, 2019Assignee: SANYO Electric Co., Ltd.Inventors: Yuma Yamaguchi, Takahiro Fukuoka, Shuichi Yamashita, Kyosuke Miyata
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Publication number: 20180366275Abstract: The purpose of the present invention is to provide an electrochemical element that can withstand prolonged use, with little damage or degradation due to the pressure of hydrogen gas generated, even when used for prolonged periods of time. This electrochemical element is equipped with a hydrogen-releasing film and has a laminated body in which an anode and a cathode are laminated with a separator interposed therebetween. The hydrogen-releasing film contains a metal layer, the separator contains pulp, and the total sulfur component content in the separator is 400 ppm or less as determined by quartz tube combustion gas absorption ion chromatography.Type: ApplicationFiled: December 13, 2016Publication date: December 20, 2018Applicant: NITTO DENKO CORPORATIONInventors: Takahiro FUKUOKA, Shunsuke MASAKI, Takuya MURAOKA
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Publication number: 20180301677Abstract: A cylindrical lithium ion battery in which an electrode group formed by winding a positive electrode and a negative electrode is housed in a battery case is disclosed. A sealing plate seals an opening of the battery case. An insulating plate having a plurality of openings is provided on a side of the electrode group closer to the sealing plate. The plurality of openings include a first hole with a largest opening area, and a plurality of second holes with opening areas smaller than the opening area of the first hole. An opening ratio of the first hole is 12% or more and 40% or less; a sum of opening ratios of the second holes is 0.3% or more and 10% or less; and a total opening ratio of all the openings is 20% or more and 50% or less.Type: ApplicationFiled: June 20, 2018Publication date: October 18, 2018Inventors: Tomohiko YOKOYAMA, Yoshiyuki MURAOKA, Takahiro FUKUOKA, Kyosuke MIYATA
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Patent number: 10069118Abstract: A sealing body of a battery includes a positive electrode cap, a safety valve electrically connected to the positive electrode cap, a plurality of protrusions that are disposed annularly and intermittently on the outer peripheral side of a conductive contact part of the safety valve and that are each formed so as to be inclined toward the center of the sealing body, and an insulating member that covers at least top parts of the plurality of protrusions, side surfaces thereof on the center side, and a surface of the safety valve on the center side, that is fitted to the center side of the plurality of protrusions, whose vertical sectional shape is bent in a Z-shape. A terminal plate is fitted and fixed to the center side of the insulating member and is connected by welding to the conductive contact portion through a central opening of the insulating member.Type: GrantFiled: December 12, 2013Date of Patent: September 4, 2018Assignee: SANYO Electric Co., Ltd.Inventors: Kenji Yamato, Shuichi Yamashita, Yuma Yamaguchi, Takahiro Fukuoka
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Publication number: 20180244320Abstract: A vehicle front structure includes an apron upper member extending in a vehicle front-rear direction, a suspension tower fixed to an inner side of the apron upper member in the vehicle width direction, and a plate-shaped reinforcing member covering at least part of an upper surface of the apron upper member and at least part of an upper surface of the suspension tower on the outer side. In the upper surface of the apron upper member, a step part is provided, wherein the outer side of the step part is higher than the inner side of the step part in the vehicle width direction. Molten sealer is injected between the step part and the outer edge when filling sealer between the apron upper member and the reinforcing member. Then, flow of the molten sealer to the outer side in the vehicle width direction is blocked by the step part.Type: ApplicationFiled: February 22, 2018Publication date: August 30, 2018Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Takahiro FUKUOKA
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Patent number: 10026938Abstract: A cylindrical lithium ion battery in which an electrode group formed by winding a positive electrode and a negative electrode is housed in a battery case is disclosed. A sealing plate seals an opening of the battery case. An insulating plate having a plurality of openings is provided on a side of the electrode group closer to the sealing plate. The plurality of openings include a first hole with a largest opening area, and a plurality of second holes with opening areas smaller than the opening area of the first hole. An opening ratio of the first hole is 12% or more and 40% or less; a sum of opening ratios of the second holes is 0.3% or more and 10% or less; and a total opening ratio of all the openings is 20% or more and 50% or less.Type: GrantFiled: September 16, 2016Date of Patent: July 17, 2018Assignee: Panasonic Intellectual Property Management Co, Ltd.Inventors: Tomohiko Yokoyama, Yoshiyuki Muraoka, Takahiro Fukuoka, Kyosuke Miyata
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Publication number: 20180130994Abstract: A cylindrical battery according to one aspect of the present invention includes an electrode body in which a negative electrode plate and a positive electrode plate to which a plurality of positive electrode leads is connected are wound with a separator interposed therebetween; an electrolyte liquid; a cylindrical outer can having a bottom portion which receives the electrode body and the electrolyte liquid; and a sealing body sealing an open portion of the outer can. The positive electrode leads extend along an outer circumference portion of a collector member disposed on the electrode body and are connected to a surface of the collector ember at an outer side of the battery. The collector member includes a collector plate to which the positive electrode leads are connected and a first insulating plate fitted to a surface of the collector plate at an inner side of the battery.Type: ApplicationFiled: March 18, 2016Publication date: May 10, 2018Applicant: Sanyo Electric Co., Ltd.Inventors: Yuma Yamaguchi, Takahiro Fukuoka, Shuichi Yamashita, Kyosuke Miyata
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Publication number: 20180053923Abstract: An object of the invention is to provide a hydrogen-releasing film which rarely undergoes the deterioration in hydrogen-releasing performance even when used for a long period. In addition, it is another object of the present invention to provide a safety valve for an electrochemical element, wherein the valve is provided with the hydrogen-releasing film, and to provide an electrochemical element having the safety valve. A hydrogen-releasing film having a metal layer, wherein at least one surface of the hydrogen-releasing film has a water contact angle of 85° or more.Type: ApplicationFiled: March 3, 2016Publication date: February 22, 2018Applicant: NITTO DENKO CORPORATIONInventors: Shunsuke MASAKI, Takahiro FUKUOKA, Kyoko ISHII, Keiko FUJIWARA
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Patent number: 9847544Abstract: Ion conductive organic-inorganic composite particles are particles that have an organic group on the surface of inorganic particles and have at least a configuration that does not allow the inorganic particles to contact with each other by steric hindrance of the organic group, the organic group containing an ion conductive group.Type: GrantFiled: April 11, 2011Date of Patent: December 19, 2017Assignee: NITTO DENKO CORPORATIONInventors: Yoshiharu Hatakeyama, Hideyuki Emori, Hiroyuki Nishii, Junichi Nagase, Shusaku Shibata, Saori Fukuzaki, Tatsuki Nagatsuka, Takahiro Fukuoka
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Publication number: 20170346064Abstract: A cylindrical battery including an electrode body in which a negative electrode plate and a positive electrode plate to which a plurality of positive electrode leads is connected are wound with a separator interposed therebetween; an upper insulating plate disposed on the electrode body; a positive electrode current collector plate disposed on the upper insulating plate; a sealing body; and an outer can. A first positive electrode lead extends between the upper insulating plate and the current collector plate after passing through a through-hole of the upper insulating plate and is bent onto the current collector plate at an outer circumference portion thereof, and a second positive electrode lead extends along the outside of an outer circumference portion of the upper insulating plate and is bent onto the current collector plate at the outer circumference portion thereof. Those positive electrode leads are all connected to the current collector plate.Type: ApplicationFiled: November 27, 2015Publication date: November 30, 2017Applicant: SANYO Electric Co., Ltd.Inventors: Takahiro Fukuoka, Shuichi Yamashita, Yuma Yamaguchi, Kyosuke Miyata