Patents by Inventor Setsu Hirokawa

Setsu Hirokawa 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).

  • Portion of a floor nozzle for a vacuum cleaner
    Patent number: D440721
    Type: Grant
    Filed: April 19, 2000
    Date of Patent: April 17, 2001
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Setsu Hirokawa
  • Portion of a vacuum cleaner
    Patent number: D446613
    Type: Grant
    Filed: April 19, 2000
    Date of Patent: August 14, 2001
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Setsu Hirokawa
  • Front surface of package
    Patent number: D467171
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: December 17, 2002
    Assignee: Toshiba Battery Co., Ltd.
    Inventors: Setsu Hirokawa, Kayo Komazawa, Manami Nakazawa
  • Front surface of wrapping bag
    Patent number: D468628
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: January 14, 2003
    Assignee: Toshiba Battery Co., Ltd.
    Inventors: Setsu Hirokawa, Kayo Komazawa, Manami Nakazawa, Hideki Arai
  • Battery
    Patent number: D479705
    Type: Grant
    Filed: May 16, 2002
    Date of Patent: September 16, 2003
    Assignee: Toshiba Battery Co., Ltd.
    Inventor: Setsu Hirokawa
  • Combined television receiver with digital video disk player
    Patent number: D394650
    Type: Grant
    Filed: November 27, 1996
    Date of Patent: May 26, 1998
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Setsu Hirokawa