Patents by Inventor Alex A. Astilian

Alex A. Astilian 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).

  • Leg-powered treadmill
    Patent number: 8690738
    Abstract: A motor-less leg-powered curved treadmill produced that allows people to walk, jog, run, and sprint without making any adjustments to the treadmill other than shifting the user's center of gravity forward and backwards. A closed loop treadmill belt is formed with a low friction running surface of transverse wooden, plastic or rubber slats attached to each other in a resilient fashion.
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: April 8, 2014
    Inventor: Alex A. Astilian