Patents by Inventor Graylon D. Smith

Graylon D. Smith 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).

  • Pressure washer spray gun
    Patent number: D346647
    Type: Grant
    Filed: October 16, 1992
    Date of Patent: May 3, 1994
    Assignee: Textron Inc.
    Inventors: Henry K. Arnette, Jan J. Reiss, Graylon D. Smith
  • Combined pressure washer motor and pump
    Patent number: D354753
    Type: Grant
    Filed: October 16, 1992
    Date of Patent: January 24, 1995
    Assignee: Textron Inc.
    Inventors: Elbert D. Turner, III, Henry K. Arnette, Jan J. Reiss, Graylon D. Smith