Patents by Inventor John E. Jelbart

John E. Jelbart 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).

  • Mobile grain auger
    Patent number: 4607740
    Abstract: A mobile grain auger on a wheeled frame has a reaction member positioned to engage the ground between the axis of the wheels and the intake end of the auger casing, and a tilt adjustment mechanism connected between the reaction member and the frame to vary the inclination of the casing to the ground.
    Type: Grant
    Filed: September 19, 1984
    Date of Patent: August 26, 1986
    Inventor: John E. Jelbart