Patents by Inventor Yuko Ohtaniuchi

Yuko Ohtaniuchi 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).

  • Active material, method of manufacturing active material, electrode, and secondary battery
    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
  • ACTIVE MATERIAL, METHOD OF MANUFACTURING ACTIVE MATERIAL, ELECTRODE, AND SECONDARY BATTERY
    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
  • NONAQUEOUS ELECTROLYTE AND NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK, ELECTRONIC APPLIANCE, ELECTRIC VEHICLE, ELECTRICITY STORAGE APPARATUS, AND ELECTRIC POWER SYSTEM EACH USING NONAQUEOUS ELECTROLYTE BATTERY
    Publication number: 20120313570
    Abstract: A nonaqueous electrolyte includes: a nonaqueous electrolytic solution containing a nonaqueous solvent, an electrolyte salt, an overcharge controlling agent capable of generating a redox reaction at a prescribed potential, and at least one member selected from the compounds (1) to (10).
    Type: Application
    Filed: May 25, 2012
    Publication date: December 13, 2012
    Applicant: SONY CORPORATION
    Inventors: Yuko Ohtaniuchi, Tadahiko Kubota