Patents by Inventor Hironobu Yamakita

Hironobu Yamakita 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).

  • Ink cartridges
    Patent number: 7942513
    Abstract: An ink cartridge includes a frame, and a film connected to the frame. The frame and the film define an ink chamber therein, and the ink chamber is configured to store ink therein. The ink cartridge also includes a supporting member configured to support the film, and a movable member pivotably coupled to the supporting member. The movable member is configured to selectively move within the ink chamber in a first direction and in a second direction opposite the first direction based on an amount of ink within the ink chamber, and the supporting member, the movable member, and the film are aligned in a particular direction which is perpendicular to the first direction and to the second direction.
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: May 17, 2011
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Tomohiro Kanbe, Shingo Hattori, Hironobu Yamakita
  • INK CARTRIDGES
    Publication number: 20090058960
    Abstract: An ink cartridge includes a frame, and a film connected to the frame. The frame and the film define an ink chamber therein, and the ink chamber is configured to store ink therein. The ink cartridge also includes a supporting member configured to support the film, and a movable member pivotably coupled to the supporting member. The movable member is configured to selectively move within the ink chamber in a first direction and in a second direction opposite the first direction based on an amount of ink within the ink chamber, and the supporting member, the movable member, and the film are aligned in a particular direction which is perpendicular to the first direction and to the second direction.
    Type: Application
    Filed: December 20, 2007
    Publication date: March 5, 2009
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Tomohiro Kanbe, Shingo Hattori, Hironobu Yamakita