Patents by Inventor Dennis C. Hayes

Dennis C. Hayes 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).

  • Seed sower
    Patent number: D359889
    Type: Grant
    Filed: July 18, 1994
    Date of Patent: July 4, 1995
    Inventor: Dennis C. Hayes