Patents by Inventor Tsuda Hidehiko

Tsuda Hidehiko 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).

  • Valve
    Patent number: D849199
    Type: Grant
    Filed: November 24, 2016
    Date of Patent: May 21, 2019
    Inventors: Obara Shunji, Ishibashi Keisuke, Yakushijin Tadayuki, Masuda Kazutaka, Tsuda Hidehiko