Patents by Inventor Steven Carl Holmberg

Steven Carl Holmberg 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).

  • Bi-fold free standing corrugated target
    Patent number: D815240
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: April 10, 2018
    Inventors: Steven Carl Holmberg, Randal Peter Stuart, Stephen Willard Cass