Patents by Inventor Paul E. Crewz

Paul E. Crewz 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).

  • Rain gauge
    Patent number: D525549
    Type: Grant
    Filed: October 10, 2005
    Date of Patent: July 25, 2006
    Inventor: Paul E. Crewz