Patents by Inventor Kazuhito Kato
Kazuhito Kato 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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Patent number: 11710830Abstract: Provided is an electrode laminate for all-solid-state batteries, which is configured to suppress the occurrence of short circuits in all-solid-state batteries and/or to suppress a decrease in the durability of all-solid-state batteries, and which is configured to suppress an increase in the resistance value of all-solid-state batteries. Disclosed is an electrode laminate for all-solid-state batteries, comprising: a current collector complex comprising adhesive portions and a current collector portion that comprises at least a current collector, and an active material layer disposed on the current collector complex, wherein an active material layer-side main surface of the current collector portion and active material layer-side main surfaces of the adhesive portions are formed to be one flat surface, and the current collector portion and the active material layer are attached by the adhesive portions.Type: GrantFiled: December 2, 2019Date of Patent: July 25, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Seiko Kubota, Masato Ono, Kazuhito Kato, Norihiro Ose
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Patent number: 11637326Abstract: Provided is a laminate that is configured to suppress a deterioration in the all-solid-state battery even if the end part of the anode layer is cracked. The laminate may be a laminate comprising an anode layer, a solid electrolyte layer and a cathode layer in this order, wherein an area in a planar direction of the cathode layer is smaller than an area in a planar direction of the anode layer; wherein an end part of the cathode layer comprises, on the solid electrolyte layer, a thin film part having a smaller thickness than a thickness of a central part of the cathode layer; and wherein the end part of the cathode layer comprises, on the thin film part, a space part formed by a level difference between the thin film part and the central part.Type: GrantFiled: December 4, 2019Date of Patent: April 25, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masato Ono, Norihiro Ose, Kazuhito Kato
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Publication number: 20230114061Abstract: A car sickness inhibition device includes: a memory and a processor connected to the memory, the processor being configured to: acquire an acceleration a in a front-rear direction of a vehicle or angles of inclination ? of the head and upper body of an occupant sitting in a seat of the vehicle; and by using expression ?>tan?1(a/g)·(1), where g denotes gravitational acceleration, obtain from the acquired acceleration a an angle of inclination ?0 with which car sickness is inhibited, or obtain an acceleration a0 with which car sickness is inhibited.Type: ApplicationFiled: September 27, 2022Publication date: April 13, 2023Inventors: Kazuhito KATO, Kousuke SUZUKI
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Patent number: 11527778Abstract: An all-solid-state battery, wherein on a first side surface of an all-solid-state battery laminate, a first electrode current collector layer includes a first electrode current collector protruding part, which protrudes in a surface direction, and a second electrode current collector layer includes a second electrode current collector protruding part, which protrudes in a surface direction, a surface direction area of a second electrode-solid electrolyte laminate is larger than a surface direction area of a first electrode laminate, the first electrode laminate is laminated on the inside of the second electrode-solid electrolyte laminate when viewed from the lamination direction, and on the first side surface, an edge of the second electrode-solid electrolyte laminate in the surface direction is at least partially covered with a resin layer so that the first electrode current collector protruding part does not directly contact the edge in the surface direction of the second electrode-solid electrolyte laminatType: GrantFiled: June 15, 2021Date of Patent: December 13, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuhito Kato, Shinji Kojima, Hiroshi Fujiwara, Katsuaki Odagi
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Patent number: 11515563Abstract: A stacking apparatus provided with a flexible conveyor plate (20), a clamp mechanism (25) for holding a sheet-shaped member carried on the conveyor plate (20) against the conveyor plate (20), and an adjustment mechanism able to adjust the degree of curvature of the conveyor plate (20). When stacking a new sheet-shaped member (1) carried on the conveyor plate (20) onto already stacked sheet-shaped members (1), the adjustment mechanism makes the conveyor plate (20) deform from a flat state to a curved state to make the new sheet-shaped member (1) carried on the conveyor plate (20) deform from a flat state to a curved state.Type: GrantFiled: December 14, 2020Date of Patent: November 29, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masato Ono, Yuichi Itoh, Yusuke Ikeda, Kazuhito Kato
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Publication number: 20220367905Abstract: A manufacturing apparatus of a power storage device includes a resin filling mold configured to form an internal space that houses a laminated electrode body and to supply photo-curing resin used for forming a resin layer on at least a side surface on a long side of the laminated electrode body. The mold includes an upper mold, a lower mold, and two side surface molds on the long sides. Further, the manufacturing apparatus includes a light radiation device that radiates light which photo-cures the photo-curing resin supplied to the internal space. The manufacturing apparatus is configured to, when a front part of the supplied photo-curing resin that flows along the side surface reaches a predetermined position of the side surface, cure the flowing front parts by radiating the light from the light radiation device and stop the flowing front part from flowing along the side surface.Type: ApplicationFiled: March 4, 2022Publication date: November 17, 2022Inventors: Masato ONO, Kazuhito KATO, Katsuaki ODAGI, Kazumasa INATA, Yousuke KOIDE, Tomohiro KITADE, Atsushi SUGANUMA
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Patent number: 11502379Abstract: Provided is a laminate-type all-solid state battery configured to suppress the occurrence of short circuits. Disclosed is an all-solid-state battery, wherein a width of the anode layer is larger than a width of the cathode layer; wherein the anode current collector layer comprises an anode current collector layer protrusion protruding in plane direction at any one side of the battery laminate; wherein the cathode current collector layer comprises a cathode current collector layer protrusion protruding in plane direction at any one side of the battery laminate; and wherein the battery laminate comprises side surface fixing portions composed of a resin.Type: GrantFiled: December 27, 2019Date of Patent: November 15, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kazuhito Kato
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Patent number: 11377008Abstract: At a vehicle seat, resistance to relative displacement of a passenger in a left-right direction is larger at both left-right direction side portions of a front surface of an upper portion of a backrest than at a left-right direction central portion. Further, a seat cushion has left and right side reinforcing portions that reinforce portions of a cushion pad from outer sides in a left-right direction, and from obliquely lower sides, of front-rear direction central portions of thigh portions of the passenger, and left and right lower surface reinforcing portions that reinforce portions of a lower surface of the cushion pad at outer sides in a left-right direction, and at obliquely lower sides, of buttock portions of the passenger.Type: GrantFiled: December 13, 2019Date of Patent: July 5, 2022Assignee: NHK SPRING CO., LTD.Inventors: Kazuhito Kato, Kousuke Suzuki, Chikanori Honda
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Publication number: 20220185159Abstract: A vehicle seat includes a seat cushion, a seatback, a headrest, and a head support section. The seat cushion is configured so as to support the buttocks of a seated occupant from a seat lower side. The seatback is configured so as to support the back of the seated occupant from a seat rear side. The headrest is configured so as to support the head of the seated occupant from the seat rear side. The head support section is provided to the headrest and is configured so as to support a location corresponding the occipital bone of the head of the seated occupant from a seat left-right direction, and is also configured so as to support the location in a forward direction and in a seat obliquely upward direction from the seat rear side.Type: ApplicationFiled: December 2, 2021Publication date: June 16, 2022Inventors: Kazuhito Kato, Kousuke Suzuki, Chikanori Honda
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Publication number: 20220085419Abstract: A resin applicator including a pair of transfer rings that are arranged so that transfer surfaces face each other via a clearance; at least one resin supply that supplies an ultraviolet cure resin to the transfer surfaces of the transfer rings; and at least one ultraviolet light source that supplies an ultraviolet ray to at least the clearance.Type: ApplicationFiled: November 22, 2021Publication date: March 17, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuichi ITOH, Yuto NARITA, Kazuhito KATO, Hiroshi FUJIWARA
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Publication number: 20220077528Abstract: A photocurable composition includes a compound having one (meth)acryloyl group in one molecule and not having a urethane bond and a photoradical polymerization initiator as essential components, and further includes a compound having one (meth)acryloyl group in one molecule and not having a urethane bond, a compound having a (meth)acryloyl group and a urethane bond, and a compound having another ethylenically unsaturated group as optional components, in which a viscosity of the photocurable composition at 25° C. is 1 Pa·s to 100 Pa·s. The photocurable composition is a material for forming a resin layer on at least a part of a side surface of a laminated electrode body in an all-solid-state battery.Type: ApplicationFiled: July 2, 2021Publication date: March 10, 2022Inventors: Masato ONO, Kazuhito KATO, Keiichi MINAMI, Katsuaki ODAGI, Kazumasa INATA, Yousuke KOIDE
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Patent number: 11217825Abstract: A solid-state battery includes a third active material layer, a first solid electrolyte layer, a first active material layer, a first current collector layer, a second active material layer, a second solid electrolyte layer and a fourth active material layer in the order mentioned, wherein both the first and second active layers are anode or cathode active material layers. When both the first and second active layers are anode layers, both the third and fourth active layers are cathode layers. When both the first and second active layers are cathode layers, both the third and fourth active layers are anode layers, at least the first current collector layer extends to an outer side than the third and fourth active layers, and an insulating resin layer continuously across a surface of the extending part on one side, a side face and a surface of the extending part on the other side.Type: GrantFiled: June 12, 2019Date of Patent: January 4, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuichi Itoh, Yuto Narita, Kazuhito Kato, Hiroshi Fujiwara
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Publication number: 20210313625Abstract: An all-solid-state battery, wherein on a first side surface of an all-solid-state battery laminate, a first electrode current collector layer includes a first electrode current collector protruding part, which protrudes in a surface direction, and a second electrode current collector layer includes a second electrode current collector protruding part, which protrudes in a surface direction, a surface direction area of a second electrode-solid electrolyte laminate is larger than a surface direction area of a first electrode laminate, the first electrode laminate is laminated on the inside of the second electrode-solid electrolyte laminate when viewed from the lamination direction, and on the first side surface, an edge of the second electrode-solid electrolyte laminate in the surface direction is at least partially covered with a resin layer so that the first electrode current collector protruding part does not directly contact the edge in the surface direction of the second electrode-solid electrolyte laminatType: ApplicationFiled: June 15, 2021Publication date: October 7, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuhito KATO, Shinji Kojima, Hiroshi Fujiwara, Katsuaki Odagi
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Publication number: 20210296689Abstract: An all-solid-state battery includes a case, a battery element, and a restraint component. The case accommodates the battery element. The battery element includes an electrode part and a resin part. The resin part covers at least a part of a side face of the electrode part. The restraint component applies a first pressure to the electrode part. The restraint component applies a second pressure to the resin part. The ratio of the second pressure to the first pressure is from 1.5 to 18.Type: ApplicationFiled: March 16, 2021Publication date: September 23, 2021Inventors: Motoshi Isono, Masato Ono, Keiichi Minami, Kazuhito Kato, Katsuaki Odagi
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Publication number: 20210257653Abstract: A stacking apparatus provided with a flexible conveyor plate (20), a clamp mechanism (25) for holding a sheet-shaped member carried on the conveyor plate (20) against the conveyor plate (20), and an adjustment mechanism able to adjust the degree of curvature of the conveyor plate (20). When stacking a new sheet-shaped member (1) carried on the conveyor plate (20) onto already stacked sheet-shaped members (1), the adjustment mechanism makes the conveyor plate (20) deform from a flat state to a curved state to make the new sheet-shaped member (1) carried on the conveyor plate (20) deform from a flat state to a curved state.Type: ApplicationFiled: December 14, 2020Publication date: August 19, 2021Inventors: Masato ONO, Yuichi ITOH, Yusuke IKEDA, Kazuhito KATO
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Patent number: 11088397Abstract: [SUMMARY] [OBJECT] To provide an all-solid-state battery in which the occurrence of short-circuiting can be prevented and in which damage to the electrode can be prevented, and a method for producing the all-solid-state battery.Type: GrantFiled: May 7, 2019Date of Patent: August 10, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuhito Kato, Shinji Kojima, Hiroshi Fujiwara, Katsuaki Odagi
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Publication number: 20210104778Abstract: Provided is a laminated battery superior in current collection properties. A laminated battery disclosed herein includes a plurality of power generation elements. Each of the power generation elements includes a first electrode layer, a second electrode layer, and a solid electrolyte layer interposed between the first electrode layer and the second electrode layer. The laminated battery includes a first collector. The plurality of power generation elements are laid up via the first collector. A dimension of a main surface of the first collector in at least one direction is smaller than a dimension of a main surface of the first electrode layer in the same direction. An insulating adhesive is disposed at a position straddling an edge of the first collector, such that the insulating adhesive bonds a main surface of one of the power generation elements and a main surface of a power generation element adjacent thereto.Type: ApplicationFiled: September 21, 2020Publication date: April 8, 2021Inventors: Masato ONO, Kazuhito KATO
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Publication number: 20210104775Abstract: Provided is a laminated battery that exhibits high volume energy efficiency and allows preventing intrusion of an insulating material between layers during production of the battery. A laminated battery disclosed herein includes a first collector layer, a first electrode layer, a solid electrolyte layer, a second electrode layer and a second collector layer. The first electrode layer opposes the second electrode layer across the solid electrolyte layer. An insulating layer is provided at an edge of the second electrode layer, in at least one edge of the laminated battery.Type: ApplicationFiled: September 21, 2020Publication date: April 8, 2021Inventors: Masato Ono, Kazuhito Kato
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Patent number: 10971707Abstract: A method for producing a laminated all-solid-state battery 100, including: housing an all-solid-state battery laminate 15, having one or more all-solid-state unit cells, in a casing 20 composed of a laminated film 21, the one or more all-solid-state unit cells obtained by laminating a negative electrode current collector layer having a negative electrode current collector tab 1a, a negative electrode active material layer, a solid electrolyte layer, a positive electrode active material layer and a positive electrode current collector layer having a positive electrode current collector tab 5a in this order, pressing the all-solid-state battery laminate 15 housed in the casing 20 in the direction of lamination from outside the casing 20, injecting a filler into the casing 20 while maintaining pressure, and sealing the casing 20.Type: GrantFiled: January 12, 2018Date of Patent: April 6, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kazuhito Kato
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Publication number: 20200254738Abstract: Provided is a laminate which is configured to suppress the cracking of the current collector and the active material layer at the time of peeling them off from each other, and which is configured to make it easy to recycle and repair them. Disclosed is a laminate comprising a current collector, an active material layer and an electrolyte layer in this order, wherein the current collector and the active material layer adhere to each other in a peelable manner, through a pressure-sensitive adhesive that shows plasticity at normal temperature (15° C. to 25° C.Type: ApplicationFiled: February 5, 2020Publication date: August 13, 2020Inventors: Masato ONO, Norihiro OSE, Kazuhito KATO