Patents by Inventor Fred Slingo

Fred Slingo 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).

  • Heating devices and apparatuses employing far infrared radiation and negative ions
    Publication number: 20050171584
    Abstract: Heating devices and apparatuses and methods of manufacturing and using same are provided. The devices and apparatuses include a powered heating element and a material so configured and arranged to allow the material to be effectively heated so as to emit both a infrared radiation and negative ions.
    Type: Application
    Filed: February 2, 2004
    Publication date: August 4, 2005
    Inventor: Fred Slingo