Patents by Inventor Carroll J. Lee

Carroll J. Lee 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).

  • Card vending machine
    Patent number: 5301834
    Abstract: A card vending machine comprising a cabinet having a plurality of card holding and dispensing modules individually removably positioned therein with each of the modules including a card holding portion and card dispensing portion. Each of the modules includes a gauge cam to enable the card dispensing portions of the modules to be adjusted to compensate for cards having various thicknesses.
    Type: Grant
    Filed: January 21, 1993
    Date of Patent: April 12, 1994
    Assignee: The Lift Ticket
    Inventors: Carroll J. Lee, Kenneth A. Lee, Robert J. Palmquist