Patents by Inventor Motohiro Okochi
Motohiro Okochi 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: 20240123458Abstract: A powder layer composite includes a base and a powder layer having a thickness of 100 ?m or less and disposed on the base. An average of a total value of a number of powder aggregates having a long diameter of 500 ?m or greater and a number of pinholes having a long diameter of 500 ?m or greater, in any of a plurality of different regions of 20 mm×20 mm on a surface of the powder layer, is 0.2 pieces/cm2 or less.Type: ApplicationFiled: December 14, 2023Publication date: April 18, 2024Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Motohiro OKOCHI, Akihiro HORIKAWA, Toshiyuki KOJIMA
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Patent number: 11888142Abstract: A powder application apparatus includes a transport device, a powder supplier, a squeegee, and an ultra-high frequency vibration generator. The transport device is configured to move a sheet in a predetermined direction. The powder supplier is configured to supply powder on a surface of the sheet. The squeegee is positioned at a distance from the sheet, and the powder supplier is configured to adjust a thickness of the powder supplied onto the surface of the sheet. The ultra-high frequency vibration generator is configured to vibrate the squeegee at a frequency of 2 kHz or more and 300 kHz or less.Type: GrantFiled: April 16, 2021Date of Patent: January 30, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Toshiyuki Kojima, Motohiro Okochi, Shunichi Matsuno, Akihiro Horikawa
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Patent number: 11878320Abstract: A powder layer composite includes a base and a powder layer having a thickness of 100 ?m or less and disposed on the base. An average of a total value of a number of powder aggregates having a long diameter of 500 ?m or greater and a number of pinholes having a long diameter of 500 ?m or greater, in any of a plurality of different regions of 20 mm×20 mm on a surface of the powder layer, is 0.2 pieces/cm2 or less.Type: GrantFiled: August 6, 2021Date of Patent: January 23, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Motohiro Okochi, Akihiro Horikawa, Toshiyuki Kojima
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Patent number: 11824187Abstract: A negative electrode active substance is used for a negative electrode layer of an all-solid battery and contains a plurality of secondary particles. The plurality of secondary particles contain impregnated particles which are secondary particles having a polymer solid electrolyte region impregnated with the polymer solid electrolyte therein and an active material region.Type: GrantFiled: May 16, 2022Date of Patent: November 21, 2023Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Motohiro Okochi, Akihiro Horikawa, Shuzo Tsuchida
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Patent number: 11476503Abstract: An all-solid-state battery includes: a positive electrode layer including a positive electrode current collector and a positive electrode mixture layer; a negative electrode layer including a negative electrode current collector and a negative electrode mixture layer; and a solid electrolyte layer. The solid electrolyte layer is disposed between the positive electrode mixture layer and the negative electrode mixture layer. A weight per unit area of a first portion of the negative electrode mixture layer overlapping the positive electrode mixture layer on a stacking axis is greater than a weight per unit area of a second portion of the negative electrode mixture layer not overlapping the positive electrode mixture layer on the stacking axis.Type: GrantFiled: December 3, 2019Date of Patent: October 18, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kazufumi Miyatake, Motohiro Okochi, Akihiro Horikawa
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Patent number: 11444319Abstract: An all-solid battery includes a positive-electrode layer, a negative-electrode layer, and a solid electrolyte layer. The positive-electrode layer includes a positive-electrode current collector, a positive-electrode bonding layer containing at least a conductive agent comprising non-metal and formed on the positive-electrode current collector, and a positive-electrode mixture layer containing at least a positive-electrode active material and a solid electrolyte and formed on the positive-electrode bonding layer. The negative-electrode layer includes a negative-electrode current collector and a negative-electrode mixture layer containing at least a negative-electrode active material and the solid electrolyte. The solid electrolyte layer is disposed between the positive-electrode mixture layer and the negative-electrode mixture layer and contains the solid electrolyte.Type: GrantFiled: December 13, 2019Date of Patent: September 13, 2022Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Toshiyuki Kojima, Akihiro Horikawa, Motohiro Okochi, Kazufumi Miyatake
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Publication number: 20220278314Abstract: A negative electrode active substance is used for a negative electrode layer of an all-solid battery and contains a plurality of secondary particles. The plurality of secondary particles contain impregnated particles which are secondary particles having a polymer solid electrolyte region impregnated with the polymer solid electrolyte therein and an active material region.Type: ApplicationFiled: May 16, 2022Publication date: September 1, 2022Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Motohiro OKOCHI, Akihiro HORIKAWA, Shuzo TSUCHIDA
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Patent number: 11431023Abstract: An all-solid-state battery includes: a positive electrode layer including a positive electrode current collector and a positive electrode mixture layer; a negative electrode layer including a negative electrode current collector and a negative electrode mixture layer; and a solid electrolyte layer. The solid electrolyte layer is disposed between the positive electrode mixture layer and the negative electrode mixture layer. On a plane perpendicular to a stacking axis, an area of the negative electrode mixture layer is larger than an area of the positive electrode mixture layer. On the stacking axis, an entire portion of the positive electrode mixture layer overlaps a portion of the negative electrode mixture layer.Type: GrantFiled: December 4, 2019Date of Patent: August 30, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kazufumi Miyatake, Akihiro Horikawa, Motohiro Okochi
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Patent number: 11342592Abstract: An all-solid battery includes a positive-electrode layer having a positive-electrode current collector and a positive-electrode mixture layer, a negative-electrode layer having a negative-electrode current collector and a negative-electrode mixture layer, and a solid electrolyte layer. The positive-electrode mixture layer contains a positive-electrode active material and a solid electrolyte. The solid electrolyte layer is disposed between the positive-electrode mixture layer and the negative-electrode mixture layer. In the positive-electrode mixture layer, the active material volume proportion is larger and the porosity is smaller in a portion closer to the positive-electrode current collector than in a portion far from the positive-electrode current collector.Type: GrantFiled: December 13, 2019Date of Patent: May 24, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Akihiro Horikawa, Kazufumi Miyatake, Motohiro Okochi
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Publication number: 20220080434Abstract: A powder layer composite includes a base and a powder layer having a thickness of 100 ?m or less and disposed on the base. An average of a total value of a number of powder aggregates having a long diameter of 500 ?m or greater and a number of pinholes having a long diameter of 500 ?m or greater, in any of a plurality of different regions of 20 mm×20 mm on a surface of the powder layer, is 0.2 pieces/cm2 or less.Type: ApplicationFiled: August 6, 2021Publication date: March 17, 2022Inventors: MOTOHIRO OKOCHI, AKIHIRO HORIKAWA, TOSHIYUKI KOJIMA
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Publication number: 20210351393Abstract: A powder applying apparatus includes a transport device, a powder supplier, and a squeegee. The transport device moves a sheet in a predetermined direction. The powder supplier supplies powder on a surface of the sheet. The squeegee has a distance from the sheet, and the powder supplier adjusts the thickness of powder supplied onto the surface of the sheet. The squeegee vibrates at a frequency of 2 kHz or more and 300 kHz or less.Type: ApplicationFiled: April 16, 2021Publication date: November 11, 2021Inventors: TOSHIYUKI KOJIMA, MOTOHIRO OKOCHI, SHUNICHI MATSUNO, AKIHIRO HORIKAWA
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Publication number: 20200212435Abstract: A negative electrode active substance is used for a negative electrode layer of an all-solid battery and contains a plurality of secondary particles. The plurality of secondary particles contain impregnated particles which are secondary particles having a polymer solid electrolyte region impregnated with the polymer solid electrolyte therein and an active material region.Type: ApplicationFiled: December 18, 2019Publication date: July 2, 2020Inventors: MOTOHIRO OKOCHI, AKIHIRO HORIKAWA, SHUZO TSUCHIDA
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Publication number: 20200212479Abstract: An all-solid battery includes a positive-electrode layer, a negative-electrode layer, and a solid electrolyte layer. The positive-electrode layer includes a positive-electrode current collector, a positive-electrode bonding layer that contains at least a conductive agent comprising non-metal and is formed on the positive-electrode current collector, and a positive-electrode mixture layer that contains at least a positive-electrode active material and a solid electrolyte and is formed on the positive-electrode bonding layer. The negative-electrode layer includes a negative-electrode current collector and a negative-electrode mixture layer that contains at least a negative-electrode active material and the solid electrolyte. The solid electrolyte layer is disposed between the positive-electrode mixture layer and the negative-electrode mixture layer and contains the solid electrolyte.Type: ApplicationFiled: December 13, 2019Publication date: July 2, 2020Inventors: TOSHIYUKI KOJIMA, AKIHIRO HORIKAWA, MOTOHIRO OKOCHI, KAZUFUMI MIYATAKE
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Publication number: 20200212499Abstract: An all-solid battery includes a positive-electrode layer having a positive-electrode current collector and a positive-electrode mixture layer, a negative-electrode layer having a negative-electrode current collector and a negative-electrode mixture layer, and a solid electrolyte layer. The positive-electrode mixture layer contains a positive-electrode active material and a solid electrolyte. The solid electrolyte layer is disposed between the positive-electrode mixture layer and the negative-electrode mixture layer. In the positive-electrode mixture layer, the active material volume proportion is larger and the porosity is smaller in a portion closer to the positive-electrode current collector than in a portion far from the positive-electrode current collector.Type: ApplicationFiled: December 13, 2019Publication date: July 2, 2020Inventors: AKIHIRO HORIKAWA, KAZUFUMI MIYATAKE, MOTOHIRO OKOCHI
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Publication number: 20200194840Abstract: An all-solid-state battery includes: a positive electrode layer including a positive electrode current collector and a positive electrode mixture layer; a negative electrode layer including a negative electrode current collector and a negative electrode mixture layer; and a solid electrolyte layer. The solid electrolyte layer is disposed between the positive electrode mixture layer and the negative electrode mixture layer. A weight per unit area of a first portion of the negative electrode mixture layer overlapping the positive electrode mixture layer on a stacking axis is greater than a weight per unit area of a second portion of the negative electrode mixture layer not overlapping the positive electrode mixture layer on the stacking axis.Type: ApplicationFiled: December 3, 2019Publication date: June 18, 2020Inventors: KAZUFUMI MIYATAKE, MOTOHIRO OKOCHI, AKIHIRO HORIKAWA
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Publication number: 20200194828Abstract: An all-solid-state battery includes: a positive electrode layer including a positive electrode current collector and a positive electrode mixture layer; a negative electrode layer including a negative electrode current collector and a negative electrode mixture layer; and a solid electrolyte layer. The solid electrolyte layer is disposed between the positive electrode mixture layer and the negative electrode mixture layer. On a plane perpendicular to a stacking axis, an area of the negative electrode mixture layer is larger than an area of the positive electrode mixture layer. On the stacking axis, an entire portion of the positive electrode mixture layer overlaps a portion of the negative electrode mixture layer.Type: ApplicationFiled: December 4, 2019Publication date: June 18, 2020Inventors: KAZUFUMI MIYATAKE, AKIHIRO HORIKAWA, MOTOHIRO OKOCHI
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Patent number: 9375903Abstract: A layered polyester film includes a substrate polyester film with at least one surface laminated with a lamination layer including a polyester resin as a primary component, the surface of the lamination layer having a wetting tension of 35-45 mN/m and the polyester resin contained in the lamination layer meeting (a) to (c): (a) the lamination layer contains polyesters (A) having a glass transition temperature (Tg) of 110-140° C. and polyesters (B) having a glass transition temperature (Tg) of 40-90° C., (b) at least either polyesters (A) or polyesters (B) contains both a monomer having a sulfonic acid component and a monomer having a tri or higher-valent, carboxylic acid component, and (c) the mixing ratio between polyesters (A) and polyesters (B) is 10/90 to 60/40.Type: GrantFiled: January 11, 2012Date of Patent: June 28, 2016Assignee: Toray Industries, Inc.Inventors: Atsushi Matsunaga, Tsutomu Kurihara, Motohiro Okochi
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Publication number: 20130302582Abstract: A layered polyester film includes a substrate polyester film with at least one surface laminated with a lamination layer including a polyester resin as a primary component, the surface of the lamination layer having a wetting tension of 35-45 mN/m and the polyester resin contained in the lamination layer meeting (a) to (c): (a) the lamination layer contains polyesters (A) having a glass transition temperature (Tg) of 110-140° C. and polyesters (B) having a glass transition temperature (Tg) of 40-90° C., (b) at least either polyesters (A) or polyesters (B) contains both a monomer having a sulfonic acid component and a monomer having a tri or higher-valent, carboxylic acid component, and (c) the mixing ratio between polyesters (A) and polyesters (B) is 10/90 to 60/40.Type: ApplicationFiled: January 11, 2012Publication date: November 14, 2013Applicant: Toray Industries, Inc.Inventors: Atsushi Matsunaga, Tsutomu Kurihara, Motohiro Okochi