Patents by Inventor Andrew De Jongh

Andrew De Jongh 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).

  • Drilling guide accessory
    Patent number: D814901
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: April 10, 2018
    Assignee: Drillby CC
    Inventors: Mark Anderson, Michael Anderson, Andrew De Jongh