Patents by Inventor Robert E. Etter

Robert E. Etter 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).

  • CONTINUOUSLY VARIABLE RESISTANCE EXERCISE SYSTEM
    Publication number: 20140287876
    Abstract: An exercise system adapted to provide a truly interactive level of exercise with timed exercise intervals that are shown to be optimal in various physiological studies.
    Type: Application
    Filed: March 18, 2014
    Publication date: September 25, 2014
    Inventors: Dana V. Etter, Thomas A. Etter, Robert E. Etter, Roger G. Etter