Patents by Inventor Howard L. Stein

Howard L. Stein 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).

  • Massage ball and method of use
    Patent number: 7399285
    Abstract: The invention relates to a massage ball having temperature retention properties such that the user can warm or cool the ball prior to using and then roll the ball with the underside of the foot against a rigid surface to provide a massaging effect simultaneously with either a therapeutic warming or cooling effect to the foot, depending upon the need of the user.
    Type: Grant
    Filed: February 10, 2004
    Date of Patent: July 15, 2008
    Inventor: Howard L. Stein