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公开(公告)号：US20250096314A1
公开(公告)日：2025-03-20
申请号：US18961130
申请日：2024-11-26
Inventor： EIICHI KOGA
IPC: H01M10/0562 , H01M4/04
Abstract: The solid electrolyte material of the present disclosure is a solid electrolyte material containing Li, Ti, and F, comprising an amorphous substance containing Li, Ti, and F. The solid electrolyte material of the present disclosure may further comprise a crystalline phase containing Li, Ti, and F. The solid electrolyte material production method of the present disclosure comprises: (A) synthesizing a compound comprising a crystalline phase containing Li, Ti, and F; and (B) performing a treatment to disturb the crystal of the compound. The compound may be mechanochemically treated in the step (B).
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公开(公告)号：US20240222809A1
公开(公告)日：2024-07-04
申请号：US18605236
申请日：2024-03-14
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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公开(公告)号：US20240178462A1
公开(公告)日：2024-05-30
申请号：US18438436
申请日：2024-02-10
Inventor： EIICHI KOGA
IPC: H01M10/42 , H01M4/02 , H01M4/36 , H01M4/58 , H01M10/0525 , H01M10/0562
CPC classification number: H01M10/4235 , H01M4/364 , H01M4/582 , H01M10/0562 , H01M2004/027 , H01M10/0525 , H01M2300/008
Abstract: A battery according to the present disclosure comprises a first electrode, a second electrode, a solid electrolyte layer disposed between the first electrode and the second electrode, and a hygroscopic material, wherein the hygroscopic material is contained in at least one selected from the group consisting of the first electrode, the second electrode, and the solid electrolyte layer, and the hygroscopic material is in contact with a side surface of the at least one selected from the group consisting of the first electrode, the second electrode, and the solid electrolyte layer.
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公开(公告)号：US20230141351A1
公开(公告)日：2023-05-11
申请号：US18150668
申请日：2023-01-05
Inventor： EIICHI KOGA
IPC: H01M50/124 , H01M50/121 , H01M10/0525
CPC classification number: H01M50/124 , H01M50/121 , H01M10/0525
Abstract: A battery includes a power generating element and an insulating member. The power generating element has at least one battery cell including a positive electrode, a negative electrode, and a solid electrolyte layer, and the insulating member covers a side surface of the power generating element and having contact with the side surface. The insulating member has a wraparound portion continuously extending over an area from the side surface to a main surface of the power generating element and covering the side surface and the main surface and having contact with the side surface and the main surface.
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公开(公告)号：US20220359964A1
公开(公告)日：2022-11-10
申请号：US17870825
申请日：2022-07-22
Inventor： EIICHI KOGA
IPC: H01M50/593 , H01M10/0525 , H01M10/0585
Abstract: A battery of the present disclosure includes a first solid-state battery cell and a buffer layer. The first solid-state battery cell includes a positive electrode, a negative electrode and a solid electrolyte layer located between the positive electrode and the negative electrode. The positive electrode or the negative electrode has a current collector. The buffer layer is in contact with a face of the current collector opposite to the solid electrolyte layer. The buffer layer includes a PTC material, a resin and a first metal. The first metal is at least one selected from the group consisting of Sn, Cu, Al, Mg and Zn.
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Patent Agency Ranking
公开(公告)号：US20220359911A1
公开(公告)日：2022-11-10
申请号：US17870827
申请日：2022-07-22
Inventor： EIICHI KOGA
IPC: H01M10/0562 , H01M4/66 , H01M4/131 , H01M10/0525 , H01M4/80
Abstract: A battery of the present disclosure includes a first solid-state battery cell and a buffer layer. The first solid-state battery cell includes a positive electrode, a negative electrode and a solid electrolyte layer located between the positive electrode and the negative electrode. The positive electrode or the negative electrode has a current collector. The buffer layer is in contact with a face of the current collector opposite to the solid electrolyte layer. The buffer layer includes a thermally expandable material and a conductive resin.
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公开(公告)号：US20220263205A1
公开(公告)日：2022-08-18
申请号：US17661711
申请日：2022-05-02
Inventor： YUSUKE ITO , EIICHI KOGA
IPC: H01M50/553
Abstract: A battery of the present disclosure includes: a power generation element that includes a positive electrode layer, a negative electrode layer, and an electrolyte layer which are laminated; and a support that supports the power generation element. The power generation element includes: a first plane that is a plane parallel to a laminating direction of the positive electrode layer, the negative electrode layer, and the electrolyte layer; and a second plane that is a plane perpendicular to the laminating direction, and the support includes: a first support body that is in contact with the first plane; and a second support body that includes a bent part which applies an elastic force to the power generation element in a direction perpendicular to the second plane.
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公开(公告)号：US20240222810A1
公开(公告)日：2024-07-04
申请号：US18605331
申请日：2024-03-14
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 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 in a first region of one of a plurality of side surfaces of the power-generating element, a counter-electrode lead, electrically connected to the counter-electrode layer, that covers the first region and the electrode insulating member, a counter-electrode insulating member covering the counter-electrode layer in a second region of one of the plurality of side surfaces, and an electrode lead, electrically connected to the electrode layer, that covers the second region and the counter-electrode insulating member. The first region and the second region are located on an identical side surface of the power-generating element.
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公开(公告)号：US20240222808A1
公开(公告)日：2024-07-04
申请号：US18605088
申请日：2024-03-14
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 includes: a power-generating element including battery cells electrically connected in parallel and laminated and each including an electrode layer, a counter electrode layer, and a solid electrolyte layer; an electrode insulation member; a counter electrode lead layer covering a first side surface and the electrode insulation member and electrically connected to the counter electrode layer of each of the battery cells; and a counter electrode current collector terminal provided at a first principal surface of the power-generating element. A resistance of a first portion, of the counter electrode lead layer, connected to the counter electrode layer of a battery cell disposed closest to the first principal surface among the battery cells is lower than a resistance of a second portion thereof connected to the counter electrode layer of a battery cell disposed farthest from the first principal surface among the battery cells.
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公开(公告)号：US20240213463A1
公开(公告)日：2024-06-27
申请号：US18597995
申请日：2024-03-07
Inventor： EIICHI KOGA
IPC: H01M4/48 , H01M10/0525 , H01M10/0562
CPC classification number: H01M4/48 , H01M10/0525 , H01M10/0562 , H01M2300/008
Abstract: A battery includes a first active material layer, a solid electrolyte layer, and a second active material layer in this order, at least one selected from the group consisting of the first active material layer and the second active material layer contains metal oxide particles, the solid electrolyte layer contains metal oxide particles, the first active material layer contains a first active material, the second active material layer contains a second active material, and the metal oxide particles have a thermal conductivity higher than that of each of the first active material and the second active material.
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