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    BATTERY, METHOD FOR MANUFACTURING BATTERY, AND CIRCUIT BOARD
    12.
    发明公开
    BATTERY, METHOD FOR MANUFACTURING BATTERY, AND CIRCUIT BOARD 审中-公开

    公开(公告)号：US20240266687A1

    公开(公告)日：2024-08-08

    申请号：US18638744

    申请日：2024-04-18

    Applicant: Panasonic Intellectual Property Management Co., Ltd.

    Inventor： KAZUYOSHI HONDA ,  AKIRA KAWASE ,  KAZUHIRO MORIOKA ,  EIICHI KOGA ,  KOICHI HIRANO

    IPC: H01M50/529 ,  H01M50/509 ,  H01M50/514 ,  H01M50/588 ,  H05K1/18

    CPC classification number: H01M50/529 ,  H01M50/509 ,  H01M50/514 ,  H01M50/588 ,  H05K1/18 ,  H05K2201/10037

    Abstract: A battery includes: a power generation element including a plurality of battery cells each having an electrode layer, a counter electrode layer, and a solid electrolyte layer located between the electrode layer and the counter electrode layer, the plurality of battery cells being laminated; a first conductive member; and a second conductive member, in which at least a portion of the plurality of battery cells are electrically connected in parallel, the parallel connection is carried out by an insulating layer and a connecting portion provided on a side surface of the power generation element, at least a portion of the plurality of battery cells are electrically connected in series, the power generation element is provided with at least one through hole that penetrates at least a portion of the plurality of battery cells in a direction of lamination and is open on at least any of a first principal surface and a second principal surface located on an opposite side to the first principal surface of the power generation element, the first conductive member is electrically connected to a first battery cell among the plurality of battery cells, passes through the at least one through hole, and extends to an opening position of the at least one through hole located on a first surface being one of the first principal surface and the second principal surface, the second conductive member is electrically connected to a second battery cell among the plurality of battery cells being different from the first battery cell, passes through the at least one through hole, and extends to an opening position of the at least one through hole located on a second surface being one of the first principal surface and the second principal surface, and the first battery cell and the second battery cell are not connected in parallel.

    BATTERY AND METHOD FOR MANUFACTURING BATTERY
    13.
    发明公开
    BATTERY AND METHOD FOR MANUFACTURING BATTERY 审中-公开

    公开(公告)号：US20240222647A1

    公开(公告)日：2024-07-04

    申请号：US18605804

    申请日：2024-03-14

    Applicant: Panasonic Intellectual Property Management Co., Ltd.

    Inventor： KAZUYOSHI HONDA ,  KOICHI HIRANO ,  EIICHI KOGA ,  KAZUHIRO MORIOKA ,  AKIRA KAWASE

    IPC: H01M4/70 ,  H01M4/66 ,  H01M4/82 ,  H01M10/052 ,  H01M10/0562

    CPC classification number: H01M4/70 ,  H01M4/82 ,  H01M10/052 ,  H01M10/0562 ,  H01M4/661

    Abstract: Each of the plurality of power-generating layers includes an electrode layer, a counter electrode layer, and a solid electrolyte layer located between the electrode layer and the counter electrode layer, a plurality of current collectors each include a counter electrode current collector that is electrically connected to the counter electrode layer, and an electrode current collector that is electrically connected to the electrode layer, the plurality of power-generating layers are laminated so as to be electrically connected in parallel, the power-generating layers being adjacent to each other are laminated while interposing at least one current collector out of the plurality of current collectors, each of the power-generating layers of a power-generating element is sandwiched between two adjacent current collectors out of the plurality of current collectors, a side surface of the power-generating element includes a first region and a second region.

    BATTERY
    14.
    发明申请
    BATTERY 有权

    公开(公告)号：US20230009792A1

    公开(公告)日：2023-01-12

    申请号：US17933501

    申请日：2022-09-20

    Applicant: Panasonic Intellectual Property Management Co., Ltd.

    Inventor： KAZUHIRO MORIOKA ,  AKIRA KAWASE

    IPC: H01M50/451 ,  H01M10/0525 ,  H01M50/414

    Abstract: A battery includes an electrode layer, a counter-electrode layer placed opposite to the electrode layer, a solid electrolyte layer located between the electrode layer and the counter-electrode layer, and an insulating layer located between the electrode layer and the solid electrolyte layer. The electrode layer includes a collector and an electrode active material layer located between the collector and the solid electrolyte layer and between the collector and the insulating layer. The insulating layer is located at ends of the electrode active material layer in plan view. The insulating layer is located in a region where a length of the electrode active material layer from an outer periphery in plan view is less than or equal to 1 mm.

    METHOD FOR MANUFACTURING LAMINATED BATTERY
    15.
    发明申请
    METHOD FOR MANUFACTURING LAMINATED BATTERY 有权

    公开(公告)号：US20220416309A1

    公开(公告)日：2022-12-29

    申请号：US17929772

    申请日：2022-09-06

    Applicant: Panasonic Intellectual Property Management Co., Ltd.

    Inventor： KAZUYOSHI HONDA ,  AKIRA KAWASE ,  EIICHI KOGA ,  KOUJI NISHIDA ,  KAZUHIRO MORIOKA

    IPC: H01M10/0585 ,  H01M10/48 ,  G01R31/396 ,  G01R31/389

    Abstract: A method for manufacturing a laminated battery in which a plurality of unit battery cells each having a negative-electrode layer, a positive-electrode layer, and a solid electrolyte layer located between the negative-electrode layer and the positive-electrode layer are laminated, the method including: measuring respective characteristics of the plurality of unit battery cells; laminating the plurality of unit battery cells, the characteristics of the plurality of unit battery cells being measured; and on the basis of the respective characteristics of the plurality of unit battery cells laminated in the laminating, adjusting areas of the plurality of unit battery cells which are laminated by collectively cutting the plurality of unit battery cells which are laminated and thereby so that a battery capacity of the laminated battery falls within a predetermined range of value.

    METHOD FOR MANUFACTURING BATTERY
    16.
    发明申请
    METHOD FOR MANUFACTURING BATTERY 有权

    公开(公告)号：US20220302490A1

    公开(公告)日：2022-09-22

    申请号：US17835979

    申请日：2022-06-09

    Applicant: Panasonic Intellectual Property Management Co., Ltd.

    Inventor： AKIRA KAWASE ,  KAZUHIRO MORIOKA ,  AKIO KANEYAMA

    IPC: H01M10/04 ,  H01M10/0585

    Abstract: A method for manufacturing a battery includes (a) laminating an insulating layer on a part of at least one surface of at least one first collector, (b) laminating at least one power-generating element in which an electrode active material layer, a solid electrolyte layer, and a counter-electrode active material layer are laminated in this order and the at least one first collector on which the insulating layer is laminated such that the electrode active material layer covers the insulating layer, (c) cutting, in a laminating direction at a position where the insulating layer is divided, the at least one first collector on which the at least one power-generating element are laminated, and (d), before or after cutting the at least one power-generating element in the cutting (c), laminating a second collector on a surface of the at least one power-generating element that is opposite to the at least one first collector.

    BATTERY
    17.
    发明申请
    BATTERY 有权

    公开(公告)号：US20220302462A1

    公开(公告)日：2022-09-22

    申请号：US17805701

    申请日：2022-06-07

    Applicant: Panasonic Intellectual Property Management Co.,Ltd.

    Inventor： KAZUHIRO MORIOKA ,  AKIRA KAWASE

    IPC: H01M4/66 ,  H01M50/586 ,  H01M10/0525 ,  H01M4/13

    Abstract: A battery includes an electrode layer, a counter-electrode layer placed opposite to the electrode layer, and a solid electrolyte layer located between the electrode layer and the counter-electrode layer. The electrode layer includes a collector, an electrode active material layer located between the collector and the solid electrolyte layer, and an insulating layer located between the collector and the electrode active material layer at ends of the electrode layer. The counter-electrode layer has a counter-electrode active material layer placed opposite to the electrode active material layer. The electrode active material layer has a region that does not overlap the insulating layer in plan view. A side surface of the insulating layer and a side surface of the electrode active material layer are flush with each other.

    BATTERY AND METHOD FOR MANUFACTURING BATTERY
    19.
    发明公开
    BATTERY AND METHOD FOR MANUFACTURING BATTERY 审中-公开

    公开(公告)号：US20240222809A1

    公开(公告)日：2024-07-04

    申请号：US18605236

    申请日：2024-03-14

    Applicant: Panasonic Intellectual Property Management Co., Ltd.

    Inventor： KAZUYOSHI HONDA ,  KOICHI HIRANO ,  EIICHI KOGA ,  KAZUHIRO MORIOKA ,  AKIRA KAWASE

    IPC: H01M50/533 ,  H01M50/186 ,  H01M50/207 ,  H01M50/512

    CPC classification number: H01M50/533 ,  H01M50/186 ,  H01M50/207 ,  H01M50/512

    Abstract: A battery according to an aspect of the present disclosure includes a power-generating element including a plurality of battery cells each including an electrode layer, a counter-electrode layer, and a solid electrolyte layer located between the electrode layer and the counter-electrode layer, the plurality of battery cells being electrically connected in parallel and laminated, an electrode insulating member covering the electrode layer on each of a plurality of first side surfaces of the power-generating element, a plurality of counter-electrode leads, electrically connected to the counter-electrode layer, each of which covers a first region of a corresponding one of the plurality of first side surfaces excluding both ends in a direction orthogonal to a direction of laminating and the electrode insulating member, and a counter-electrode conductor that connects the plurality of counter-electrode leads.

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