Patents by Inventor Duane Coxbill

Duane Coxbill 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).

  • Patent number: 4022000
    Abstract: An auxiliary device for use in conjunction with a grain combine and adapted to lift the milo from a flattened position near the ground upwardly so that it may be processed by the combine wherein the auxiliary device includes a front runner assembly adapted to ride along the surface of the ground in front of the combine and a plurality of rod elements extending upwardly and radially outwardly with respect to each other from the front runner to pass the milo upwardly and into the combine, the auxiliary device being pivotally attached to the front of the combine so that it freely moves vertically to adapt to the surface conditions over which it is moving.
    Type: Grant
    Filed: December 1, 1975
    Date of Patent: May 10, 1977
    Inventor: Duane Coxbill