Patents by Inventor Wells S. Workman

Wells S. Workman 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).

  • Device for loosening metal screw caps
    Patent number: 4751861
    Abstract: A device for loosening a metal screw cap is disclosed. A housing able to fit over the screw cap of a jar, bottle, or other container has an inner and an outer wall defining a chamber therebetween. An element for heating the metal screw cap are provided in the chamber, preferably a magnetizing coil wound around an outside surface of the inner wall which can induce high currents in the cap, thus loosening the cap for easy removal by hand or with the aid of the device.
    Type: Grant
    Filed: April 21, 1987
    Date of Patent: June 21, 1988
    Inventor: Wells S. Workman