Patents by Inventor Phillip N. Williams

Phillip N. Williams 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).

  • Abdominal exercise device
    Patent number: 7604581
    Abstract: An exercise device (10) having a frame (12) with a base member (30) and a handle member (20). The base member (30) includes spaced-apart cage members (32, 34) with respective curved midsections (40, 42) for holding a ball (14) therebetween in a deformed manner. The frame (12) also includes a handle member (20) with curved portions thereof which define handles (16, 18) for gripping by the user. The midsection of the handle member (20) has a curved portion (28) which forms a stop against which the deformed ball (14) abuts.
    Type: Grant
    Filed: November 10, 2006
    Date of Patent: October 20, 2009
    Inventor: Phillip N. Williams