Patents by Inventor Craig Witcraft

Craig Witcraft 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).

  • Portable scoreboard system with motion sensing for providing theft prevention
    Patent number: 6052054
    Abstract: A portable scoreboard system has motion sensing capability for providing theft protection. The system includes a main scoreboard and a remote control device. The main scoreboard includes a housing, a display panel configured to show predetermined parameters of one or more sporting events, a main microcontroller operating the display panel, a motion sensor unit responsive to movement of the scoreboard by sending an activation signal to the main microcontroller, an alarm operated by the main microcontroller and made to sound upon the main microcontroller receiving the signal from the motion sensor unit, and an RF receiver and antenna connected to the main microcontroller.
    Type: Grant
    Filed: June 16, 1998
    Date of Patent: April 18, 2000
    Inventors: Derek J. Hampson, Craig Witcraft