Patents by Inventor Seiichi Irie

Seiichi Irie 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: 10418611
    Abstract: An electrochemical device includes a power generating element including a main portion and a terminal portion, the main portion including an electrode prepared by forming an active material layer on a metal foil surface, the terminal portion being provided on a side of the main portion, the terminal portion including layers of metal foils, an outer package including a container and a lid, the container including a side wall and a bottom wall and housing the power generating element, the lid being formed with a terminal, a current collector including a leg portion to which the layers of metal foils are attached, and a movement restricting member being arranged between the terminal portion of the power generating element and an inner surface of the side wall opposite the terminal portion. The movement restricting member includes a holding portion.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: September 17, 2019
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Shogo Waki, Hideki Masuda, Masahiro Uchida, Syun Ito, Seiichi Irie
  • Patent number: 9929392
    Abstract: An electrochemical device includes a power generating element, an outer package, a current collector, and a movement restricting member. The power generating element includes a main portion and a terminal portion. The main portion includes an electrode prepared by forming an active material layer on a metal foil surface of the electrode. The terminal portion is provided on a side of the main portion. The outer package houses the power generating element. The current collector is connected to the terminal portion of the power generating element. The movement restricting member includes a holding portion arranged between the side of the main portion of the power generating element and an inner surface of the outer package opposite the side of the main portion.
    Type: Grant
    Filed: October 4, 2012
    Date of Patent: March 27, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Shogo Waki, Hideki Masuda, Masahiro Uchida, Syun Ito, Seiichi Irie
  • Publication number: 20180069226
    Abstract: An electrochemical device includes a power generating element including a main portion and a terminal portion, the main portion including an electrode prepared by forming an active material layer on a metal foil surface, the terminal portion being provided on a side of the main portion, the terminal portion including layers of metal foils, an outer package including a container and a lid, the container including a side wall and a bottom wall and housing the power generating element, the lid being formed with a terminal, a current collector including a leg portion to which the layers of metal foils are attached, and a movement restricting member being arranged between the terminal portion of the power generating element and an inner surface of the side wall opposite the terminal portion. The movement restricting member includes a holding portion.
    Type: Application
    Filed: October 30, 2017
    Publication date: March 8, 2018
    Inventors: Shogo WAKI, Hideki Masuda, Masahiro Uchida, Syun Ito, Seiichi Irie
  • Patent number: 9812687
    Abstract: An electric storage device including an electrode assembly, a case holding the electrode assembly therein, the case including a container, a lid formed in an opening of the container and including a long side and a short side, and a gas exhausting portion comprising a safety valve formed in the lid, the safety valve being configured to open to exhaust internal gas when an internal pressure reaches a specific level, and a sealing member formed on an outer surface of the lid, the sealing member including a short side which is adjacent to the short side of the lid, and a long side which is adjacent to the long side of the lid, and the sealing member including a protective portion formed over the gas exhausting portion, the protective portion comprising a perforation.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: November 7, 2017
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Syun Ito, Shogo Tsuruta, Seiichi Irie
  • Publication number: 20150364736
    Abstract: An electric storage device including an electrode assembly, a case holding the electrode assembly therein, the case including a container, a lid formed in an opening of the container and including a long side and a short side, and a gas exhausting portion comprising a safety valve formed in the lid, the safety valve being configured to open to exhaust internal gas when an internal pressure reaches a specific level, and a sealing member formed on an outer surface of the lid, the sealing member including a short side which is adjacent to the short side of the lid, and a long side which is adjacent to the long side of the lid, and the sealing member including a protective portion formed over the gas exhausting portion, the protective portion comprising a perforation.
    Type: Application
    Filed: August 26, 2015
    Publication date: December 17, 2015
    Inventors: Syun ITO, Shogo TSURUTA, Seiichi IRIE
  • Patent number: 9147867
    Abstract: An electric storage device includes an electrode assembly, a case, and a sealing member. The case includes a gas exhaust portion that opens to exhaust internal gas when an internal pressure increases. The sealing member is affixed to the case. The sealing member includes a protective portion and at least one of a perforation and a thin section having a thickness smaller than another section of the sealing member. The protective portion covers the gas exhaust portion of the case.
    Type: Grant
    Filed: February 14, 2013
    Date of Patent: September 29, 2015
    Assignee: GS Yuasa International Ltd.
    Inventors: Syun Ito, Shogo Tsuruta, Seiichi Irie