Patents by Inventor Takumi INUI

Takumi INUI 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).

  • Electrode for power storage device, power storage device, and method for manufacturing electrode for power storage device
    Patent number: 9972446
    Abstract: An electrode for a power storage device includes carbon nanotubes, graphene, an ionic liquid, and a three-dimensional network metal porous body which holds the carbon nanotubes, the graphene, and the ionic liquid in pore portions, wherein a ratio of a total amount of the carbon nanotubes and the graphene to an amount of the ionic liquid is more than or equal to 10% by mass and less than or equal to 90% by mass, and a mass ratio between the carbon nanotubes and the graphene is within a range of 3:7 to 7:3.
    Type: Grant
    Filed: May 13, 2014
    Date of Patent: May 15, 2018
    Assignee: Meidensha Corporation
    Inventors: Kazuki Okuno, Masatoshi Majima, Takayuki Noguchi, Daisuke Iida, Masamichi Kuramoto, Masashi Ishikawa, Maki Hattori, Takumi Inui
  • ELECTRODE FOR POWER STORAGE DEVICE, POWER STORAGE DEVICE, AND METHOD FOR MANUFACTURING ELECTRODE FOR POWER STORAGE DEVICE
    Publication number: 20160118198
    Abstract: An electrode for a power storage device includes carbon nanotubes, graphene, an ionic liquid, and a three-dimensional network metal porous body which holds the carbon nanotubes, the graphene, and the ionic liquid in pore portions, wherein a ratio of a total amount of the carbon nanotubes and the graphene to an amount of the ionic liquid is more than or equal to 10% by mass and less than or equal to 90% by mass, and a mass ratio between the carbon nanotubes and the graphene is within a range of 3:7 to 7:3.
    Type: Application
    Filed: May 13, 2014
    Publication date: April 28, 2016
    Inventors: Kazuki OKUNO, Masatoshi MAJIMA, Takayuki NOGUCHI, Daisuke IIDA, Masamichi KURAMOTO, Masashi ISHIKAWA, Maki HATTORI, Takumi INUI