Patents by Inventor Ronald K. Scheppman

Ronald K. Scheppman 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).

  • AM/FM antenna system
    Patent number: 3987448
    Abstract: An antenna system improvement for a conventional AM/FM radio having a ferrite coil antenna for AM and other antenna such as a telescoping whip for FM feeding an FM antenna input, includes a pair of terminals adapted to be connected to an external antenna lead in wire, an auxiliary coil wrapped around the ferrite antenna and a single pole double throw switch for connecting either the auxiliary coil or the FM antenna input to the terminals.
    Type: Grant
    Filed: May 8, 1975
    Date of Patent: October 19, 1976
    Assignee: Lawrence Peska Associates, Inc.
    Inventor: Ronald K. Scheppman