Patents by Inventor Yosuke Sato

Yosuke Sato 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).

  • Patent number: 12288768
    Abstract: A method of manufacturing a laminate, the method including: providing a film-form firing material on a support sheet, the film-form firing material containing a sinterable metal particle and a binder component and having an identical or substantially identical shape and an identical size to a shape and size of a semiconductor chip; applying, to a substrate, the film-form firing material on the support sheet; peeling off the support sheet from the substrate and the film-form firing material; applying a back surface side of the semiconductor chip to the film-form firing material on the substrate to face each other; and sinter-bonding the semiconductor chip and the substrate by heating the film-form firing material to 200° C. or higher.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: April 29, 2025
    Assignee: LINTEC CORPORATION
    Inventors: Isao Ichikawa, Hidekazu Nakayama, Yosuke Sato
  • Publication number: 20250105259
    Abstract: A negative electrode active material for nonaqueous electrolyte secondary batteries according to the present invention is characterized by containing composite particles that contain SiC and at least one of Si and an Si alloy, and is also characterized in that the composite particles have a crystallite diameter of 2.0 mm to 5.0 nm as calculated from the half width of the diffraction peak of the (111) plane of SiC in an XRD pattern obtained by an X-ray diffraction method.
    Type: Application
    Filed: January 17, 2023
    Publication date: March 27, 2025
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Takuya Jin, Yusuke Saito, Yosuke Sato, Taisuke Asano
  • Publication number: 20250096264
    Abstract: A negative electrode for a secondary battery includes a negative electrode current collector and a negative electrode mixture layer including a negative electrode active material, wherein the negative electrode active material includes carbon particles and Si-containing particles, and in a distribution in a plane direction of the negative electrode mixture layer of a presence probability of Si element in a thickness direction of the negative electrode mixture layer, a difference of an upper limit value Rmax and a lower limit value Rmin in a 1? region: Rmax?Rmin is 20% or less.
    Type: Application
    Filed: July 12, 2022
    Publication date: March 20, 2025
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yuta Kuroda, Yosuke Sato, Keiko Kato
  • Patent number: 12237465
    Abstract: Provided is a solid electrolyte which is identified as 3LiOH·Li2SO4 by diffractometry. The solid electrolyte further contains boron.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: February 25, 2025
    Assignees: Nagoya Institute of Technology, NGK INSULATORS, LTD.
    Inventors: Reona Miyazaki, Harunobu Onishi, Satoshi Ozaki, Toshihiro Yoshida, Yuji Katsuda, Yosuke Sato, En Yagi
  • Publication number: 20250054956
    Abstract: Relating to the field of anode material, an anode material, a preparation method thereof and a lithium ion battery provided. The anode material includes an aggregate, the aggregate comprises a carbon material and a silicon material, there is an anion present in the aggregate, and the anion accounts a mass content of 0.001 wt % to 0.5 wt % in the anode material. The anode material, preparation method thereof, and lithium ion battery provided improve initial Coulombic efficiency of a silicon anode material, and reduce production cost.
    Type: Application
    Filed: October 22, 2024
    Publication date: February 13, 2025
    Inventors: Yi LIU, Yosuke SATO
  • Publication number: 20250051166
    Abstract: Relating to the field of anode material, an anode material, a preparation method thereof and a lithium ion battery provided. The anode material includes an aggregate, and the aggregate includes a carbon material and a silicon-based material, where the anode material has a porosity W of ?2.5%, and particles with a pore diameter of >50 nm in the anode material has a quantity proportion P of ?1%. The porosity of the anode material is obtained by the following test method: a pore volume ?V of the anode material is tested by using a micro-pores size distribution method; and a true density P of the anode material is tested, and the porosity W of the anode material is calculated to be W=?V/(?V+1/P). The anode material effectively isolates electrolyte, prevents structure of the anode material from collapsing, and improves cycle performance of the battery.
    Type: Application
    Filed: October 22, 2024
    Publication date: February 13, 2025
    Inventors: Yi LIU, Yosuke SATO
  • Publication number: 20250043454
    Abstract: A silver-plated material has excellent abrasion resistance and has such performance that the resistance to peeling of a silver coating layer is maintained high even when the silver-plated material is exposed to a high temperature and high humidity environment. The silver-plated material is obtained by a production method, in which when a silver plating layer is formed on a material by an electroplating method using a cyanide-containing silver plating solution, as the silver plating solution, an aqueous solution, in which a benzothiazole or a derivative thereof, and a selenium-containing substance are dissolved, a selenium concentration is 0.9 to 120 mg/L, and a molar ratio of selenium to the benzothiazole or the derivative thereof is 0.08×10?3 or more, is used. As a substance corresponding to the benzothiazole or the derivative thereof, for example, mercaptobenzothiazole or a derivative thereof can be used.
    Type: Application
    Filed: May 27, 2022
    Publication date: February 6, 2025
    Inventors: Yutaro HIRAI, Kentaro ARAI, Yosuke SATO, Eri FUNADA
  • Publication number: 20250038415
    Abstract: An antenna module includes a first dielectric substrate at which a first radiating electrode with a flat plate shape is disposed and a second dielectric substrate at which a second radiating electrode shape is disposed. The first dielectric substrate has a first surface and a second surface that are opposite each other. The first radiating electrode is disposed on the second surface of the first dielectric substrate or at a position between the first and second surfaces of the first dielectric substrate. The second dielectric substrate includes a region that is arranged so as abut the first dielectric substrate and a region that is in contact with the first surface of the dielectric substrate. A normal direction of the radiating electrode is different from a normal direction of the radiating electrode.
    Type: Application
    Filed: October 17, 2024
    Publication date: January 30, 2025
    Applicant: Murata Manufacturing Co., Ltd.
    Inventors: Kengo ONAKA, Yosuke SATO, Hirotsugu MORI
  • Patent number: 12203189
    Abstract: There are provided a silver-plated product having a more excellent wear resistance than that of conventional silver-plated products, and a method for producing the same. The method comprises the steps of: preparing a silver-plating solution which is an aqueous solution containing silver potassium cyanide or silver cyanide, potassium cyanide or sodium cyanide, and a benzothiazole or a derivative thereof; and forming a surface layer of silver on a base material by electroplating at a liquid temperature and at a current density in the silver-plating solution so as to satisfy (BC/A)2/D?10 (° C.2·dm2/A) assuming that a concentration of free cyanide in the silver-plating solution is A (g/L), that a concentration of a benzothiazole content of the benzothiazole or derivative thereof in the silver-plating solution is B (g/L), that the liquid temperature of the silver-plating solution is C (° C.) and that the current density during the electroplating is D (A/dm2).
    Type: Grant
    Filed: March 24, 2021
    Date of Patent: January 21, 2025
    Assignee: DOWA METALTECH CO., LTD.
    Inventors: Yutaro Hirai, Kentaro Arai, Yosuke Sato
  • Publication number: 20250015338
    Abstract: A negative electrode of this lithium ion secondary battery comprises a negative electrode collector and a negative electrode mixture layer that is formed on the surface of the negative electrode collector; the thickness of the negative electrode collector is 4 ?m to 12 ?m; the 1% proof stress of the negative electrode collector is 300 MPa to 700 MPa; the negative electrode mixture laver contains a carbon-based material and a silicon-based material, which serve as negative electrode active materials; the discharge capacity of the negative electrode active materials is 400 mAh/g to 750 mAh/g the carbon-based material contains a carbon-based material A and a carbon-based material B, which have different particle fracture strengths from each other; the particle fracture strength of the carbon-based material A is 5 MPa to 15 MPa; and the particle fracture strength of the carbon-based material B is 25 MPa to 40 MPa.
    Type: Application
    Filed: October 14, 2022
    Publication date: January 9, 2025
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yuji Tani, Yosuke Sato
  • Publication number: 20250006896
    Abstract: Disclosed is a non-aqueous electrolyte secondary battery including: a negative electrode that contains a negative electrode material mixture; a separator, a positive electrode that is provided to oppose the negative electrode via the separator, and a non-aqueous electrolyte. The negative electrode material mixture contains a negative electrode active material. The negative electrode active material contains 3 mass % or more of a silicon-containing material. The silicon-containing material contains carbon composite particles. The carbon composite particles have a carbon phase and a silicon phase dispersed in the carbon phase. The non-aqueous electrolyte contains a 5- or 6-membered cyclic compound component that contains a sulfur element as a ring-constituting element.
    Type: Application
    Filed: August 18, 2022
    Publication date: January 2, 2025
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Tasuku Ishiguro, Nanami Takeda, Yosuke Sato
  • Patent number: 12173425
    Abstract: A silver-plated product which has more excellent minute sliding abrasion resistance property than that of conventional silver-plated products, and a method for producing the same. The silver-plated product is produced by electroplating a base material 10 of copper or a copper alloy to form an underlying plating layer 12 of nickel or a nickel alloy, a first silver-plating layer of silver (lower silver-plating layer) 14, a zinc-plating layer 16 of zinc serving as an intermediate plating layer, and a second silver-plating layer of silver (upper silver-plating layer) 18 serving as a surface layer, in this order from the base material 10.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: December 24, 2024
    Assignee: DOWA METALTECH CO., LTD.
    Inventors: Yutaro Hirai, Kentaro Arai, Yosuke Sato
  • Publication number: 20240413327
    Abstract: The disclosed negative electrode active material for a secondary battery includes silicate composite particles each including a silicate phase, and silicon particles dispersed in the silicate phase. A peak of an oxygen K-edge energy loss near edge structure (ELNES) at an interface between the silicate phase and the silicon particles is shifted to a lower energy side by 2.0 eV to 3.0 eV relative to a peak of the oxygen K-edge energy loss near edge structure in the silicate phase.
    Type: Application
    Filed: September 14, 2022
    Publication date: December 12, 2024
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Taisuke Asano, Toshiki Kamidaira, Yosuke Sato
  • Publication number: 20240405201
    Abstract: A secondary battery disclosed herein includes a positive electrode, and a negative electrode containing a negative electrode active material. The negative electrode active material contains a carbon material and a silicon-containing material. The average particle diameter of the silicon-containing material is smaller than the average particle diameter of the carbon material. The average circularity of the silicon-containing material is smaller than the average circularity of the carbon material.
    Type: Application
    Filed: September 13, 2022
    Publication date: December 5, 2024
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yosuke Sato, Keita Okazaki, Yukiho Okuno
  • Publication number: 20240396015
    Abstract: Provided is a high-capacity, long-life lithium-ion secondary battery. A lithium ion secondary battery that is an example of an embodiment comprises a positive electrode, a negative electrode, a separator that separates the positive electrode and the negative electrode from each other, and an electrolyte, wherein the negative electrode has a negative electrode collector and a negative electrode mixture layer formed on the surface of the negative electrode collector, the negative electrode mixture layer includes a negative electrode active material having a discharge capacity of 400-750 mAh/g and a conductive agent, the negative electrode active material includes a carbon-based material and a silicon-based material, the negative electrode current collector has a thickness of 4-12 ?m, the negative electrode current collector has a 1% yield strength of 300-700 MPa, and the conductive agent includes carbon nanotubes.
    Type: Application
    Filed: August 22, 2022
    Publication date: November 28, 2024
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Takashi Tsukasaki, Yosuke Sato
  • Publication number: 20240396171
    Abstract: The lithium-ion secondary battery comprises a positive electrode, a negative electrode, a separator, and an electrolyte. The negative electrode has a negative electrode current collector, and a negative electrode mixture layer formed on a surface of the negative electrode current collector. The negative electrode mixture layer includes a carbon-based material and a silicon-based material as a negative electrode active material. The discharge capacity of the negative electrode active material is 400-750 mAh/g. The thickness of the negative electrode current collector is 4-12 ?m, and the 1% offset yield strength of the negative electrode current collector is 300-700 MPa. The separator has a base material layer, a filler layer formed on a surface of the base material layer, and a resin layer formed on a surface of the base material layer or the filler layer. The porosity of the resin layer is 30-80%.
    Type: Application
    Filed: August 19, 2022
    Publication date: November 28, 2024
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Takuya Iwamoto, Yosuke Sato
  • Publication number: 20240396232
    Abstract: An antenna module that includes dielectric substrates, radiating elements that are of a plate shape and disposed in or on the dielectric substrates, ground electrodes, and a peripheral electrode. The ground electrode is disposed in or on the dielectric substrate to face the radiating element. The ground electrode is disposed in or on the dielectric substrate to face the radiating element and is electrically connected to the ground electrode. The peripheral electrode is disposed in a layer, in the dielectric substrate, between the ground electrode and the radiating element and is electrically connected to the ground electrode. A direction normal to the radiating element is a first direction from the ground electrode toward the radiating element. A direction normal to the radiating element is a second direction different from the first direction. The peripheral electrode extends from the ground electrode in the first direction.
    Type: Application
    Filed: August 7, 2024
    Publication date: November 28, 2024
    Applicant: Murata Manufacturing Co., Ltd.
    Inventor: Yosuke SATO
  • Publication number: 20240396019
    Abstract: A secondary battery disclosed herein includes a positive electrode, and a negative electrode containing a negative electrode active material. The negative electrode active material contains a carbon material and a silicon-containing material. The silicon-containing material includes a first silicon-containing material and a second silicon-containing material. The average particle diameter of the first silicon-containing material and the average particle diameter of the second silicon-containing material are each smaller than the average particle diameter of the carbon material. The average circularity Zc of the carbon material, the average circularity Zs1 of the first silicon-containing material, and the average circularity Zs2 of the second silicon-containing material satisfy Zs1<Zc and Zs1<Zs2.
    Type: Application
    Filed: September 13, 2022
    Publication date: November 28, 2024
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yosuke Sato, Keita Okazaki, Yukiho Okuno
  • Publication number: 20240396023
    Abstract: A negative electrode active material for a secondary battery includes composite particles each including a matrix, and a silicon phase dispersed in the matrix. Each of the composite particles is coated with a coating layer. The coating layer is a mixture of a carbon material and a fluorine-containing material.
    Type: Application
    Filed: September 8, 2022
    Publication date: November 28, 2024
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yusuke Saito, Yosuke Sato, Shin Sato, Keita Okazaki
  • Publication number: 20240396230
    Abstract: An antenna device includes a base body, a flat plate-like radiating element placed in the base body, a flat plate-like ground electrode arranged substantially parallel to the radiating element, and high-dielectric layers placed on side surfaces of the base body, the dielectric constants of the high-dielectric layers being higher than that of the base body. At least part of one of the high-dielectric layers is located between the radiating element and the ground electrode when seen from an X-axis direction that is the normal direction of the side surfaces and is located outside the ground electrode when seen from a Z-axis direction that is the normal direction of a top surface.
    Type: Application
    Filed: August 1, 2024
    Publication date: November 28, 2024
    Applicant: Murata Manufacturing Co., Ltd.
    Inventors: Yosuke SATO, Kengo ONAKA