Patents by Inventor William J. Cirrito

William J. Cirrito 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 irrigation D.C. to A.C. power system supplying A.C. voltage at a precise power frequency
    Patent number: 4980574
    Abstract: A solar power system supplying A.C. voltages at 60 Hz as required for irrigation control with frequency precision and voltage levels in accordance with specifications for off-the-shelf irrigation timers and controls.
    Type: Grant
    Filed: January 23, 1990
    Date of Patent: December 25, 1990
    Assignee: Photocomm, Inc.
    Inventor: William J. Cirrito