Patents by Inventor Ken-ichi Shiota

Ken-ichi Shiota 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).

  • Bolt or nut tightening device
    Patent number: D606831
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: December 29, 2009
    Assignee: Maeda Metal Industries, Ltd.
    Inventors: Ken-ichi Shiota, Yasunobu Kaneyama