Patents by Inventor Masakazu Tstsumi

Masakazu Tstsumi 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).

  • Electric storage device provided with current collecting member, and method for manufacturing current collecting member
    Patent number: 8828590
    Abstract: A current collecting member includes first portion second portions. The second portion includes a base portion the first end portion of which is connected to the second end portion of the first portion, a twisted portion the first end portion of which is connected to the second end portion of the base portion, and an insertion portion the first end portion of which is connected to the second end portion of the twisted portion and which is inserted into a winding center of the electrode assembly, so as to be electrically connected to the electrode assembly.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: September 9, 2014
    Assignee: GS Yuasa International Ltd.
    Inventors: Masakazu Tstsumi, Motoki Hoshino, Jun Nakamura, Shinsuke Yoshitake, Takeshi Sasaki, Akihiko Miyazaki
  • ELECTRIC STORAGE DEVICE PROVIDED WITH CURRENT COLLECTING MEMBER, AND METHOD FOR MANUFACTURING CURRENT COLLECTING MEMBER
    Publication number: 20120258342
    Abstract: A current collecting member includes first and second portions. The second portion includes a base portion the first end portion of which is connected to the second end portion of the first portion, a twisted portion the first end portion of which is connected to the second end portion of the base portion, and an insertion portion the first end portion of which is connected to the second end portion of the twisted portion and which is inserted into a winding center of the electrode assembly, so as to be electrically connected to the electrode assembly.
    Type: Application
    Filed: July 27, 2011
    Publication date: October 11, 2012
    Inventors: Masakazu Tstsumi, Motoki Hoshino, Jun Nakamura, Shinsuke Yoshitake, Takeshi Sasaki, Akihiko Miyazaki