Patents by Inventor Edward J. Stackpole

Edward J. Stackpole 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).

  • Solar powered lighting system
    Patent number: 4384317
    Abstract: A solar powered lighting system including a light emitting unit electrically connected to a rechargeable power storage unit, a solar powered recharger connected to that power storage unit, means to prevent discharge of that power storage unit through the solar powered recharger, means to prevent overcharging of the power storage unit, means to prevent discharging the power storage unit below a predetermined level and means to automatically connect the disconnect the light emitting unit from the power storage unit wherein the voltage output of the solar powered recharger and the power storage unit is matched to the voltage required by the light emitting unit.
    Type: Grant
    Filed: November 1, 1979
    Date of Patent: May 17, 1983
    Assignee: John R. Hart
    Inventor: Edward J. Stackpole