Patents by Inventor Yoshihide Nagata

Yoshihide Nagata 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).

  • Publication number: 20220407155
    Abstract: An electrically conductive base includes a holding body and covering particles. The holding body includes a first super engineering plastic having non-crystallinity. The covering particles are dispersed in the holding body, and each include a center part and a covering part. The center part includes an electrically conductive material. The covering part covers a surface of the center part and includes a second super engineering plastic having crystallinity.
    Type: Application
    Filed: August 25, 2022
    Publication date: December 22, 2022
    Inventor: Yoshihide NAGATA
  • Publication number: 20220093963
    Abstract: An electrolytic solution includes at least one compound of a first oxazoline-based compound having a molecular weight of 200 or less and a second oxazoline-based compound having a molecular weight of 200 or less, and the electrolytic solution includes no dioxolane.
    Type: Application
    Filed: November 30, 2021
    Publication date: March 24, 2022
    Inventors: Toru ODANI, Yoshihide NAGATA
  • Patent number: 11088359
    Abstract: A secondary battery includes a cathode, an anode, and an electrolytic solution. The anode includes a first anode active material, a second anode active material, and an anode binder. The first anode active material includes a first central portion and a first coating portion. The first central portion includes a material that includes silicon as a constituent element, and the first coating portion is provided on a surface of the first central portion and includes one or both of a polyacrylate salt and a carboxymethylcellulose salt. The second anode active material includes a material that includes carbon as a constituent element. The anode binder includes one or more of polyvinylidene fluoride, polyimide, and aramid.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: August 10, 2021
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Yosuke Koike, Yoshihide Nagata, Kazuaki Takada
  • Publication number: 20210242489
    Abstract: A lithium-ion secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution. The negative electrode includes a negative electrode active material layer having fine pores. The negative electrode active material layer includes first negative electrode active material particles and second negative electrode active material particles. The first negative electrode active material particles each include carbon-containing particles and silicon-containing particles in an ion-conductive material. The second negative electrode active material particles each include a carbon-containing material. A pore size that represents a peak of a volume fraction of an amount of mercury intruded into the fine pores is from 1 ?m to 3 ?m.
    Type: Application
    Filed: April 16, 2021
    Publication date: August 5, 2021
    Inventors: Yoshihide NAGATA, Naoki KOSHITANI
  • Publication number: 20210226253
    Abstract: A lithium-ion secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution. The electrolytic solution includes a solvent, an electrolyte salt, and at least one of a first dioxane compound or a second dioxane compound.
    Type: Application
    Filed: April 2, 2021
    Publication date: July 22, 2021
    Inventors: Toru ODANI, Yoshihide NAGATA
  • Patent number: 10665855
    Abstract: A secondary battery includes a cathode, an anode including an active material, and non-aqueous electrolytic solution. The active material includes a center portion and a covering portion provided on part or all of the center portion. The center portion includes silicon, tin, or both as constituent elements. The covering portion includes a plurality of fibrous carbon materials. Part or all of the fibrous carbon materials extend in a direction along a surface of the center portion and are closely attached to the center portion.
    Type: Grant
    Filed: October 4, 2013
    Date of Patent: May 26, 2020
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Takeshi Morozumi, Keitaro Kitada, Yoshihide Nagata, Takatoshi Munaoka, Kenji Matsubara, Yuko Ohtaniuchi, Aiko Kanazawa, Nobuyuki Nagaoka, Masahiro Kikkawa
  • Publication number: 20180145312
    Abstract: A secondary battery includes a cathode, an anode, and an electrolytic solution. The anode includes a first anode active material, a second anode active material, and an anode binder. The first anode active material includes a first central portion and a first coating portion. The first central portion includes a material that includes silicon as a constituent element, and the first coating portion is provided on a surface of the first central portion and includes one or both of a polyacrylate salt and a carboxymethylcellulose salt. The second anode active material includes a material that includes carbon as a constituent element. The anode binder includes one or more of polyvinylidene fluoride, polyimide, and aramid.
    Type: Application
    Filed: July 26, 2016
    Publication date: May 24, 2018
    Inventors: Yosuke KOIKE, Yoshihide NAGATA, Kazuaki TAKADA
  • Publication number: 20150318542
    Abstract: A secondary battery includes a cathode, an anode including an active material, and non-aqueous electrolytic solution. The active material includes a center portion and a covering portion provided on part or all of the center portion. The center portion includes silicon, tin, or both as constituent elements. The covering portion includes a plurality of fibrous carbon materials. Part or all of the fibrous carbon materials extend in a direction along a surface of the center portion and are closely attached to the center portion.
    Type: Application
    Filed: October 4, 2013
    Publication date: November 5, 2015
    Inventors: Takeshi MOROZUMI, Keitaro KITADA, Yoshihide NAGATA, Takatoshi MUNAOKA, Kenji MATSUBARA, Yuko OHTANIUCHI, Aiko KANAZAWA, Nobuyuki NAGAOKA, Masahiro KIKKAWA
  • Patent number: 8154690
    Abstract: A polarized-light splitting device includes a transmissive base member having a base portion and pattern of ridges on the base portion, and a non-transmissive layer on the ridges, wherein the non-transmissive layer includes a light reflecting portion, and a light absorbing portion.
    Type: Grant
    Filed: June 27, 2007
    Date of Patent: April 10, 2012
    Assignee: Cheil Industries, Inc.
    Inventors: Yoshihide Nagata, Atsushi Sato, Hitomu Watanabe, Ji Woo Kim
  • Publication number: 20120060909
    Abstract: A transparent electrode substrate includes: a substrate having translucency; a base layer that is laminated on the substrate and includes a surface on which lattice-like grooves are formed; a lattice-like metal wiring layer that is formed by embedding a metallic material into the grooves; a conductive oxide layer that is laminated on the base layer such that the conductive oxide layer is electrically connected to the metal wiring layer, the conductive oxide layer being formed of a first transparent conducting oxide having a first specific resistance; and an inorganic protective layer that is laminated on the conductive oxide layer and formed of a second transparent conducting oxide having acid resistance and a second specific resistance larger than the first specific resistance.
    Type: Application
    Filed: April 15, 2011
    Publication date: March 15, 2012
    Applicant: Sony Corporation
    Inventors: Yoshihide Nagata, Masaaki Sekine, Yuto Takagi
  • Patent number: 7935262
    Abstract: A method of manufacturing fine patterns includes providing a base portion having a plurality of protruding portions with recess portions therebetween, depositing a material layer on the protruding portions, the material layer including grooves in an upper surface thereof and a plurality of material portions on respective protruding portions, the material portions being in direct contact with adjacent material portions to form contact surfaces therebetween and to overhang corresponding recess portions between the adjacent material portions, and wet etching the material portions through the grooves and contact surfaces to form pattern portions.
    Type: Grant
    Filed: November 27, 2007
    Date of Patent: May 3, 2011
    Assignee: Cheil Industries, Inc.
    Inventors: Yoshihide Nagata, Atsushi Sato, Hitomu Watanabe, Ji Woo Kim
  • Patent number: 7692860
    Abstract: A wire grid polarizer includes a substrate adapted to transmit predetermined wavelengths of light, a plurality of dielectric wires extending parallel to one another along a first direction on the substrate, the dielectric wires including a dielectric material adapted to transmit the predetermined wavelengths of light, and a plurality of metal wires extending along the first direction between the dielectric wires, wherein sidewalls of the metal wires include portions in contact with sidewalls of the dielectric wires and portions not in contact with the sidewalls of the dielectric wires.
    Type: Grant
    Filed: December 6, 2007
    Date of Patent: April 6, 2010
    Assignee: Cheil Industries, Inc.
    Inventors: Atsushi Sato, Hitomu Watanabe, Yoshihide Nagata
  • Publication number: 20080137188
    Abstract: A wire grid polarizer includes a substrate adapted to transmit predetermined wavelengths of light, a plurality of dielectric wires extending parallel to one another along a first direction on the substrate, the dielectric wires including a dielectric material adapted to transmit the predetermined wavelengths of light, and a plurality of metal wires extending along the first direction between the dielectric wires, wherein sidewalls of the metal wires include portions in contact with sidewalls of the dielectric wires and portions not in contact with the sidewalls of the dielectric wires.
    Type: Application
    Filed: December 6, 2007
    Publication date: June 12, 2008
    Inventors: Atsushi Sato, Hitomu Watanabe, Yoshihide Nagata
  • Publication number: 20080121610
    Abstract: A method of manufacturing fine patterns includes providing a base portion having a plurality of protruding portions with recess portions therebetween, depositing a material layer on the protruding portions, the material layer including grooves in an upper surface thereof and a plurality of material portions on respective protruding portions, the material portions being in direct contact with adjacent material portions to form contact surfaces therebetween and to overhang corresponding recess portions between the adjacent material portions, and wet etching the material portions through the grooves and contact surfaces to form pattern portions.
    Type: Application
    Filed: November 27, 2007
    Publication date: May 29, 2008
    Inventors: Yoshihide Nagata, Atsushi Sato, Hitomu Watanabe, Ji Woo Kim
  • Publication number: 20080002554
    Abstract: A polarized-light splitting device includes a transmissive base member having a base portion and pattern of ridges on the base portion, and a non-transmissive layer on the ridges, wherein the non-transmissive layer includes a light reflecting portion, and a light absorbing portion.
    Type: Application
    Filed: June 27, 2007
    Publication date: January 3, 2008
    Inventors: Yoshihide Nagata, Atsushi Sato, Hitomu Watanabe, Ji Woo Kim