Patents by Inventor Ernie Vandenwijengeart

Ernie Vandenwijengeart 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).

  • Large bale hay baler
    Patent number: 4951452
    Abstract: A hay baler including a trailer frame with a hitch for attachment to a prime mover and support wheels. A crop pick-up unit moves cut crop into a material storage area, from where it is moved into a bale chamber and is compacted by a compression unit and tied with twine before being discharged to ground from the rear of the trailer frame.
    Type: Grant
    Filed: June 9, 1989
    Date of Patent: August 28, 1990
    Assignee: Ezra C. Lundahl, Inc.
    Inventors: E. Cordell Lundahl, J. Gordon Wiser, Laurel H. Jensen, Ernie Vandenwijengeart