Patents by Inventor JERRY D. GRAHAM

JERRY D. GRAHAM 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).

  • METHOD AND APPARATUS FOR CONTROLLING SEED POPULATION
    Publication number: 20120265410
    Abstract: Provided is an apparatus and method for controlling seed population for a conventional row crop planter utilizing a microprocessor, information from a seed population controller provided with the conventional row crop planter, a GPS or other locating or positioning device and motors for driving the conventional seed metering system of the planter. The microprocessor further feedback from the motors and compares the actual seed population data with the desired density and adjusts the output of the motors to compensate for variations in seed population densities.
    Type: Application
    Filed: March 25, 2011
    Publication date: October 18, 2012
    Inventors: TOBY E. GRAHAM, JERRY D. GRAHAM