Patents by Inventor Isamu Karube

Isamu Karube 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).

  • Toner container manufacturing method
    Patent number: 7325385
    Abstract: A manufacturing method for a toner container provided with an opening, said method includes a filling step of filling the toner container with toner through an opening; a closing step of setting a cap member and closing the opening with the cap member, after said filling step; a sealing step of sealing the opening by vibration welding of the cap member to the toner container by a welding jig, wherein the cap member is welded to the toner container while imparting a relative movement of the welding jig relative to the toner container toward an un-welded portion.
    Type: Grant
    Filed: April 8, 2004
    Date of Patent: February 5, 2008
    Assignee: Canon Kabushiki Kaisha
    Inventors: Toshiaki Nagashima, Isamu Karube
  • Toner container manufacturing method and toner container
    Publication number: 20050028492
    Abstract: A manufacturing method for a toner container provided with an opening, said method includes a filling step of filling the toner container with toner through an opening; a closing step of setting a cap member and closing the opening with the cap member, after said filling step; a sealing step of sealing the opening by vibration welding of the cap member to the toner container by a welding jig, wherein the cap member is welded to the toner container while imparting a relative movement of the welding jig relative to the toner container toward an un-welded portion.
    Type: Application
    Filed: April 8, 2004
    Publication date: February 10, 2005
    Applicant: Canon Kabushiki Kaisha
    Inventors: Toshiaki Nagashima, Isamu Karube