Patents by Inventor Frederick Osten

Frederick Osten 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).

  • Portable rowing/exercise device
    Publication number: 20060264128
    Abstract: A portable rowing device that in one mode can be attached to a boat to provide a muscle exercise by propelling the boat in a forward facing direction through a body of water or in another mode can be attached to an exercise stand to provide the same muscle exercise without propelling the user through a body of water.
    Type: Application
    Filed: May 23, 2005
    Publication date: November 23, 2006
    Inventor: Frederick Osten