Patents by Inventor Kazuhiro Hasegawa
Kazuhiro Hasegawa 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: 20200129664Abstract: According to the present invention, there are provided a chamber for transplantation, including a membrane for immunoisolation at a boundary between an inside and an outside of the chamber for transplantation, in which the membrane for immunoisolation includes a porous membrane, and in the porous membrane, a maximum heat shrinkage ratio among heat shrinkage ratios in a membrane surface direction after immersion in water at 90° C. for 3 hours is 0.00% to 5.00%, and a difference between the maximum heat shrinkage ratio and a minimum heat shrinkage ratio among the heat shrinkage ratios in the membrane surface direction is 0.00% to 1.30%; and a device for transplantation including the chamber for transplantation enclosing a biological constituent therein. The chamber for transplantation of the present invention has a high durability and is capable of maintaining an enclosed biological constituent for a long period of time.Type: ApplicationFiled: December 27, 2019Publication date: April 30, 2020Applicant: FUJIFILM CorporationInventors: Kuniyuki KAMINAGA, Ryuta TAKEGAMI, Kazuhiro HASEGAWA, Yusuke MOCHIZUKI
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Publication number: 20200128814Abstract: According to the present invention, there are provided a chamber for transplantation, including a membrane for immunoisolation including a porous membrane at at least part of a boundary between an inside and an outside of the chamber for transplantation, in which the porous membrane contains a polymer and has a layered compact portion where a pore diameter is the smallest within the membrane, a pore diameter continuously increases in a thickness direction from the compact portion toward both one surface A and the other surface B of the porous membrane, a porosity in a vicinity of the surface A is 65% or more, an average pore diameter of the surface A is larger than an average pore diameter of the surface B, and the surface B is disposed on the inside of the chamber for transplantation; and a device for transplantation including the chamber for transplantation enclosing a biological constituent therein.Type: ApplicationFiled: December 26, 2019Publication date: April 30, 2020Applicant: FUJIFILM CorporationInventors: Kazuhiro HASEGAWA, Ryuta TAKEGAMI, Kuniyuki KAMINAGA, Yusuke MOCHIZUKI
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Patent number: 10468655Abstract: A nonaqueous electrolyte secondary battery according to one aspect of the present invention includes an electrode assembly including a negative electrode plate and a positive electrode plate wound together via a separator; a nonaqueous electrolyte; a bottomed cylindrical exterior case accommodating the electrode assembly and the nonaqueous electrolyte; and a sealing member sealing an open end of the exterior case.Type: GrantFiled: November 9, 2016Date of Patent: November 5, 2019Assignee: SANYO Electric Co., Ltd.Inventors: Ayano Shiraga, Kazuhiro Hasegawa, Akira Nagasaki
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Patent number: 10468714Abstract: A nonaqueous electrolyte secondary battery including a positive electrode plate including a positive electrode current collector and a positive electrode mixture layer, formed thereon, containing a positive electrode active material; a negative electrode plate including a negative electrode current collector and a negative electrode mixture layer, formed thereon, containing a negative electrode active material; a separator: a nonaqueous electrolyte; an outer can; and a sealing body. The positive electrode and negative electrode plates are wound with the separator there between. The positive electrode active material contains a lithium-nickel composite oxide containing cobalt and aluminum as constituent elements. The negative electrode active material contains graphite and a silicon material. The negative electrode plate includes negative electrode current collector-exposed portions, located at both ends thereof in a longitudinal direction, not covered by the negative electrode mixture layer.Type: GrantFiled: February 22, 2016Date of Patent: November 5, 2019Assignee: SANYO Electric Co., Ltd.Inventors: Kazuhiro Hasegawa, Koichi Kusagawa, Akira Nagasaki
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Patent number: 10361608Abstract: It includes an electrical rotating device, an electric power conversion device connected with the electrical rotating device, a housing that integrally houses the electrical rotating device and the electric power conversion device, and an attachment member that is attached to the housing, the electric power conversion device being attached thereto on an opposite side to the electrical rotating device. An electrically conductive connecting member connected with an electronic component that configures the electric power conversion device is attached to the attachment member in an electrically insulated state from the attachment member on an opposite side of the attachment member to the electrical rotating device. A cooling portion that cools the electronic component and the electrically conductive connecting member is provided on the attachment member on a side of the electrical rotating device.Type: GrantFiled: May 26, 2015Date of Patent: July 23, 2019Assignee: NISSAN MOTOR CO., LTD.Inventor: Kazuhiro Hasegawa
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Patent number: 10344731Abstract: A fuel pressure sensor diagnosis device includes an electronic control unit configured to drive a fuel supply device during electric traveling of a hybrid vehicle, to perform determination as to whether an output of a fuel pressure sensor is within a normal range after driving of the fuel supply device is started, and to perform a diagnosis to determine whether a malfunction has occurred in the fuel pressure sensor based on a result of the determination, the normal range being an assumed range of the output of the fuel pressure sensor in a case where the fuel pressure sensor normally functions and the fuel supply pressure is a prescribed upper limit pressure.Type: GrantFiled: April 7, 2017Date of Patent: July 9, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Naoya Okubo, Kazuhiro Hasegawa
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Patent number: 10256469Abstract: A high-capacity nonaqueous electrolyte secondary battery having good load characteristics is provided. The nonaqueous electrolyte secondary battery includes a positive electrode containing a positive electrode active material, a negative electrode, and a nonaqueous electrolyte. The positive electrode contains the active material composed of a lithium transition metal oxide and a positive electrode additive composed of an oxide that contains Li and at least two elements other than Li and oxygen and has an antifluorite structure. The nonaqueous electrolyte secondary battery obtained is charged until the potential of the positive electrode is 4.0 V or higher and 4.65 V or lower (vs. Li/Li+).Type: GrantFiled: January 20, 2015Date of Patent: April 9, 2019Assignee: SANYO Electric Co., Ltd.Inventors: Atsushi Kawamura, Kazuhiro Hasegawa, Sho Tsuruta, Atsushi Fukui
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Publication number: 20190037850Abstract: An antibacterial composition includes antibacterial agent particles containing a metal; and at least one selected from the group consisting of a silicate-based compound and a thermoplastic resin having a minimum film-forming temperature of 0° C. to 35° C., in which the antibacterial agent particles have the maximum value of frequency at a particle size of 0.1 ?m or greater and less than 1 ?m in a volume-based particle size distribution, and the content of particles having a particle size of 1 ?m or greater is 5% to 50% by volume.Type: ApplicationFiled: October 9, 2018Publication date: February 7, 2019Applicant: FUJIFILM CorporationInventors: Kazuhiro HASEGAWA, Naotoshi SATO, Mitsumasa HAMANO
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Publication number: 20180323419Abstract: A nonaqueous electrolyte secondary battery-according to one aspect of the present invention includes an electrode assembly inducting a negative electrode plate and a positive electrode plate wound together via a separator; a nonaqueous electrolyte; a bottomed cylindrical exterior case accommodating the electrode assembly and the nonaqueous electrolyte; and a sealing member sealing an open end of the exterior case.Type: ApplicationFiled: November 9, 2016Publication date: November 8, 2018Applicant: SANYO Electric Co., Ltd.Inventors: Ayano Shiraga, Kazuhiro Hasegawa, Akira Nagasaki
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Patent number: 10087449Abstract: This invention is related to a therapeutic agent for treating chronic kidney disease comprising a substance which inhibits the enzymatic activity of NNMT or suppresses NNMT gene expression, or a method for screening a therapeutic agent for treating chronic kidney disease which targets the NNMT enzyme or NNMT gene.Type: GrantFiled: April 6, 2015Date of Patent: October 2, 2018Assignees: SHIONOGI & CO., LTD., KEIO UNIVERSITYInventors: Takashi Ono, Katsutoshi Yamada, Norito Yoshimura, Toshihiro Shinosaki, Yoshinari Gahara, Hiroshi Itoh, Shu Wakino, Takeshi Kanda, Kazuhiro Hasegawa, Motoaki Komatsu
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Publication number: 20180152079Abstract: It includes an electrical rotating device (8), an electric power conversion device (9) connected with the electrical rotating device (8), a housing (1) that integrally houses the electrical rotating device (8) and the electric power conversion device (9), and an attachment member (15) that is attached to the housing (1), the electric power conversion device (9) being attached thereto on an opposite side to the electrical rotating device (8). An electrically conductive connecting member (19) connected with an electronic component (13) that configures the electric power conversion device (9) is attached to the attachment member (15) in an electrically insulated state from the attachment member (15) on an opposite side of the attachment member (15) to the electrical rotating device (8). A cooling portion (33) that cools the electronic component (13) and the electrically conductive connecting member (19) is provided on the attachment member (15) on a side of the electrical rotating device (8).Type: ApplicationFiled: May 26, 2015Publication date: May 31, 2018Applicant: NISSAN MOTOR CO., LTD.Inventor: Kazuhiro HASEGAWA
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Patent number: 9923244Abstract: Provided is a nonaqueous electrolyte secondary battery in which the structural change of a positive electrode active material is suppressed at high voltage and which can achieve high capacity and long life. The nonaqueous electrolyte secondary battery includes a positive electrode containing a positive electrode active material storing and releasing lithium ions, a negative electrode containing a negative electrode active material storing and releasing lithium ions, and a nonaqueous electrolyte. The positive electrode active material is a cobalt composite oxide which has a layered rock salt structure and which includes a lithium layer containing magnesium, magnesium is present in the lithium layer after charge is performed at a potential of 4.53 V or more versus lithium, and 4.5 mole percent to 10 mole percent of a magnesium-containing compound is present on the negative electrode with respect to magnesium in the positive electrode.Type: GrantFiled: March 2, 2015Date of Patent: March 20, 2018Assignee: SANYO ELECTRIC CO., LTD.Inventors: Yuu Takanashi, Atsushi Fukui, Kazuhiro Hasegawa, Sho Tsuruta
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Publication number: 20180040881Abstract: A non-aqueous electrolyte secondary battery in an aspect of the present invention includes an electrode body formed by winding a positive electrode plate and a negative electrode plate with a separator interposed therebetween; a non-aqueous electrolyte; an outer can that houses the electrode body and the non-aqueous electrolyte; and a sealing body that seals an opening of the outer can. The negative electrode plate has a negative electrode mixture layer formed on a negative electrode current collector. The negative electrode mixture layer contains a silicon material and graphite as negative electrode active materials. The negative electrode plate has, at its winding start end, a first negative electrode current collector exposed portion to which a negative electrode tab is connected. The negative electrode plate has, at its winding finish end, a second negative electrode current collector exposed portion in contact with an inner wall surface of the outer can.Type: ApplicationFiled: February 22, 2016Publication date: February 8, 2018Applicant: SANYO Electric Co., Ltd.Inventors: Koichi Kusagawa, Kazuhiro Hasegawa, Akira Nagasaki
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Publication number: 20180026298Abstract: A nonaqueous electrolyte secondary battery including a positive electrode plate including a positive electrode current collector and a positive electrode mixture layer, formed thereon, containing a positive electrode active material; a negative electrode plate including a negative electrode current collector and a negative electrode mixture layer, formed thereon, containing a negative electrode active material; a separator: a nonaqueous electrolyte; an outer can; and a sealing body. The positive electrode and negative electrode plates are wound with the separator there between. The positive electrode active material contains a lithium-nickel composite oxide containing cobalt and aluminium as constituent elements. The negative electrode active material contains graphite and a silicon material. The negative electrode plate includes negative electrode current collector-exposed portions, located at both ends thereof in a longitudinal direction, not covered by the negative electrode mixture layer.Type: ApplicationFiled: February 22, 2016Publication date: January 25, 2018Applicant: SANYO Electric Co., Ltd.Inventors: Kazuhiro Hasegawa, Koichi Kusagawa, Akira Nagasaki
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Patent number: 9876222Abstract: A nonaqueous electrolyte secondary battery which can suppress the change in structure of a positive electrode active material at a high voltage is provided. The nonaqueous electrolyte secondary battery has a positive electrode including a positive electrode active material which absorbs and releases lithium ions; a negative electrode including a negative electrode active material which absorbs and releases lithium ions; and a nonaqueous electrolyte. The positive electrode active material has a surface to which a rare earth compound is adhered and includes a lithium cobalt composite oxide containing at least one type selected from the group consisting of Ni, Mn, Ca, Cu, Zn, Sr, Ge, Sn, Si, P, Nb, Mo, S, and W, and charge is performed so that the potential of the positive electrode is 4.53 V or more with reference to lithium.Type: GrantFiled: September 10, 2013Date of Patent: January 23, 2018Assignee: SANYO Electric Co., Ltd.Inventors: Yuu Takanashi, Kazuhiro Hasegawa, Sho Tsuruta, Atsushi Fukui
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Publication number: 20170298889Abstract: A fuel pressure sensor diagnosis device includes an electronic control unit configured to drive a fuel supply device during electric traveling of a hybrid vehicle, to perform determination as to whether an output of a fuel pressure sensor is within a normal range after driving of the fuel supply device is started, and to perform a diagnosis to determine whether a malfunction has occurred in the fuel pressure sensor based on a result of the determination, the normal range being an assumed range of the output of the fuel pressure sensor in a case where the fuel pressure sensor normally functions and the fuel supply pressure is a prescribed upper limit pressure.Type: ApplicationFiled: April 7, 2017Publication date: October 19, 2017Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Naoya OKUBO, Kazuhiro HASEGAWA
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Publication number: 20170145737Abstract: There is provided a heat insulating film including: a support; a fibrous conductive particles-containing layer; and a protective layer, in this order, in which the fibrous conductive particles-containing layer includes a binder including a material having a maximum peak value of reflectivity for far infrared rays at a wavelength of 5 to 25 ?m which is equal to or greater than 20% or a material having an average transmittance for far infrared rays at a wavelength of 5 ?m to 10 ?m in conversion of a film thickness as 20 ?m which is equal to or greater than 50%, as a main component, and fibrous conductive particles, and the protective layer includes a material having an average transmittance for far infrared rays at a wavelength of 5 ?m to 10 ?m in conversion of a film thickness as 20 ?m which is equal to or greater than 50%, as a main component. The heat insulating film is manufactured at low cost and satisfies both of a low haze value and high heat insulating properties.Type: ApplicationFiled: February 2, 2017Publication date: May 25, 2017Applicant: FUJIFILM CorporationInventor: Kazuhiro HASEGAWA
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Publication number: 20170107521Abstract: This invention is related to a therapeutic agent for treating chronic kidney disease comprising a substance which inhibits the enzymatic activity of NNMT or suppresses NNMT gene expression, or a method for screening a therapeutic agent for treating chronic kidney disease which targets the NNMT enzyme or NNMT gene.Type: ApplicationFiled: April 6, 2015Publication date: April 20, 2017Applicants: SHIONOGI & CO., LTD., KEIO UNIVERSITYInventors: Takashi ONO, Katsutoshi YAMADA, Norito YOSHIMURA, Toshihiro SHINOSAKI, Yoshinari GAHARA, Hiroshi ITOH, Shu WAKINO, Takeshi KANDA, Kazuhiro HASEGAWA, Motoaki KOMATSU
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Publication number: 20170062801Abstract: A non-aqueous electrolyte secondary battery having a high capacity and a long life is provided by eliminating or reducing the structural change of a positive electrode active material at high voltages. The non-aqueous electrolyte secondary battery includes a positive electrode having a positive electrode active material that intercalates and deintercalates lithium ions, a negative electrode having a negative electrode active material that intercalates and deintercalates lithium ions, and a non-aqueous electrolyte. The positive electrode active material includes a lithium-cobalt composite oxide containing nickel, manganese, aluminum, and germanium. The percentage of cobalt in the lithium-cobalt composite oxide is 80 mol % or more with respect the total molar amount of metal elements except lithium.Type: ApplicationFiled: December 19, 2014Publication date: March 2, 2017Applicants: Sanyo Electric Co., Ltd., Sanyo Electric Co., Ltd.Inventors: Yuu Takanashi, Sho Tsuruta, Atsushi Fukui, Kazuhiro Hasegawa
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Publication number: 20170018808Abstract: Provided is a nonaqueous electrolyte secondary battery in which the structural change of a positive electrode active material is suppressed at high voltage and which can achieve high capacity and long life. The nonaqueous electrolyte secondary battery includes a positive electrode containing a positive electrode active material storing and releasing lithium ions, a negative electrode containing a negative electrode active material storing and releasing lithium ions, and a nonaqueous electrolyte. The positive electrode active material is a cobalt composite oxide which has a layered rock salt structure and which includes a lithium layer containing magnesium, magnesium is present in the lithium layer after charge is performed at a potential of 4.53 V or more versus lithium, and 4.5 mole percent to 10 mole percent of a magnesium-containing compound is present on the negative electrode with respect to magnesium in the positive electrode.Type: ApplicationFiled: March 2, 2015Publication date: January 19, 2017Applicant: SANYO ELECTRIC CO., LTD.Inventors: Yuu TAKANASHI, Atsushi FUKUI, Kazuhiro HASEGAWA, Sho TSURUTA