Patents by Inventor Charles S. Putnam

Charles S. Putnam 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).

  • Irrigation controller
    Patent number: 4569020
    Abstract: An automatic irrigation sprinkler controller (10) for controlling a plurality of sprinkler stations is provided. A processor (50) is provided for storing irrigation information and for generating control signals (96, 98) applied to the plurality of sprinkler stations. A function selector switch (18) is provided for allowing the operator to select a function and automatically input selected irrigation information associated with the selected function to the processor (50). Switches (20, 22) are provided for allowing the operator to select irrigation information for the function selected by the function selector switch (18).
    Type: Grant
    Filed: May 26, 1983
    Date of Patent: February 4, 1986
    Assignee: Telsco Industries, Inc.
    Inventors: Max E. Snoddy, Charles S. Putnam, Robert S. Gammenthaler, William P. Lutts, Leo L. Brewster