Patents by Inventor Rodney J. Lawrence

Rodney J. Lawrence 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).

  • Bagging machines
    Patent number: 4729203
    Abstract: The object of the present invention is to provide a bagging machine which handles bags linked together in a chain-like arrangement, the machine being of a construction that the movement of the chain of bags is controlled such that the bags in the chain, especially those in the filling zone and lead up to the filling zone, can be precisely positioned.
    Type: Grant
    Filed: August 26, 1986
    Date of Patent: March 8, 1988
    Assignee: Minigrip, Inc.
    Inventors: William J. Astwood, Rodney J. Lawrence