Patents by Inventor Duane J. Craig

Duane J. Craig 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).

  • Physical exercise management planner, method of its use, and device
    Patent number: 5759043
    Abstract: An exercise planner and method, in which a ringed binder contains a set of exercise cards, with each card showing a given exercise, the purpose of the exercise, describing the benefits of the exercise and how to perform it, and on the reverse of the card providing an easily erasable grid on which the user can record their workout progress. The order of the cards can be set in any desired arrangement so as to achieve a workout calculated to maximize the benefit to the user.
    Type: Grant
    Filed: October 6, 1995
    Date of Patent: June 2, 1998
    Inventor: Duane J. Craig