Patents by Inventor Paul E. Singley

Paul E. Singley 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).

  • Ladder exerciser
    Patent number: 9017224
    Abstract: An exercise ladder having an adjustable inclination angle is provided. The ladder has rungs which are motor driven, driving the rungs downward at a desired speed as well as providing means for retarding and braking. The inclination tilt of the exercise ladder ranges from a negative to a positive tilt thereby providing a wide range of exercise possibilities.
    Type: Grant
    Filed: March 5, 2013
    Date of Patent: April 28, 2015
    Inventor: Paul E. Singley