Patents by Inventor James W. Lombardo

James W. Lombardo 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).

  • Patent number: 4840383
    Abstract: An illuminated dart contains a small battery and a light producing element. The light producing element may consist of a small bulb or a LED. Fiber optics may be received within the hollow transparent or translucent shaft of the dart for illuminating the transparent or translucent tail fins of the dart. The dart includes a switch for turning the light source element on or off. In a second embodiment of the invention, a dart board is provided with electric light bulbs in each sector of the dart board for illuminating that sector when contacts in that sector are activated by a thrown dart.
    Type: Grant
    Filed: October 29, 1987
    Date of Patent: June 20, 1989
    Inventor: James W. Lombardo