Patents by Inventor Benjamin D. Coughlin

Benjamin D. Coughlin 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).

  • 3D printer
    Patent number: D870781
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: December 24, 2019
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: John M. Ennis, Kai Halsinger, Benjamin D. Coughlin, Michael D. Derocher