Patents by Inventor William Witkoski

William Witkoski 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).

  • Lighted display system
    Patent number: 6042244
    Abstract: A lighted display system includes a housing; a power supply member disposed on the housing; a shelf member adapted for positioning within the housing and having a substantially internal passage; at least one light member mounted to the shelf member; at least one contact member mounted to the shelf and positioned to contact the power supply when the shelf is positioned in the housing; and wiring disposed in the internal passage and electrically connecting the light member and the contact member.
    Type: Grant
    Filed: February 2, 1998
    Date of Patent: March 28, 2000
    Inventor: William Witkoski