Patents by Inventor Ruhullah E. Diehl

Ruhullah E. Diehl 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).

  • Fence
    Patent number: D637739
    Type: Grant
    Filed: October 4, 2010
    Date of Patent: May 10, 2011
    Inventor: Ruhullah E. Diehl
  • Fence
    Patent number: D747814
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: January 19, 2016
    Inventor: Ruhullah E. Diehl