Patents by Inventor Nobuo Tsuyuki

Nobuo Tsuyuki 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).

  • Pouch
    Patent number: D591614
    Type: Grant
    Filed: September 23, 2008
    Date of Patent: May 5, 2009
    Assignee: Toyo Machine Manufacturing Co., Ltd.
    Inventors: Mineo Isogai, Nobuo Tsuyuki
  • Pouch
    Patent number: D598299
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: August 18, 2009
    Assignees: Toyo Machine Manufacturing Co., Ltd., Otsuka Pharmaceuticals Co., Ltd.
    Inventors: Mineo Isogai, Nobuo Tsuyuki, Seishi Iwano