Patents by Inventor Jon Alan Campbell

Jon Alan Campbell 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).

  • Shrub saver
    Patent number: D801136
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: October 31, 2017
    Inventor: Jon Alan Campbell