Patents by Inventor James David Heil

James David Heil 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).

  • MAGNETIC PICKUP FOR GUITAR
    Publication number: 20150053069
    Abstract: An aspect of the invention is a magnetic pickup for a stringed musical instrument. The aspect includes a bobbin wherein the bobbin includes a magnetic pole piece and a winding of wire configured to be wound thereabout the bobbin, a magnetic material disposed adjacent to the bobbin; a base plate adjacent the magnetic material and wherein the winding of wire is comprised of a silver material.
    Type: Application
    Filed: August 22, 2013
    Publication date: February 26, 2015
    Inventors: James David Heil, Mark Ray Gregg