Patents by Inventor Ralph R. Mathias

Ralph R. Mathias 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).

  • Camouflage shield for archers
    Patent number: 4817579
    Abstract: A camouflage device for disguising and concealing an archer and a hunting bow is disclosed which comprises a lightweight frame supporting camouflage netting, the frame being adjustably and removably attached to a hunting bow and preferably having a section thereof of camouflage netting adapted to permit the archer to see therethrough together with an opening through which an arrow propelled by the hunting bow may pass.
    Type: Grant
    Filed: January 28, 1988
    Date of Patent: April 4, 1989
    Inventor: Ralph R. Mathias