Patents by Inventor Gary D. Lister

Gary D. Lister 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 Apparatus and a Sensor Thereof
    Publication number: 20130341420
    Abstract: The invention relates to a moisture sensor (16) for an irrigation apparatus (10, 100, 118, 121, 130, 140). The moisture sensor (16) being operable to monitor a moisture content for a medium in which it is located to provide a control signal for operating the irrigation apparatus (10, 100, 118, 121, 130, 140) for controlling a water supply (26) to the medium. The moisture sensor (16) comprises a sensing capacitor (46).
    Type: Application
    Filed: December 7, 2011
    Publication date: December 26, 2013
    Applicant: Verdirrigation Ltd.
    Inventors: Gary D. Lister, Ray Shepherd, Alvey Street, Chris Cordingley