Patents by Inventor Brian D. Gingerich

Brian D. Gingerich 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).

  • Venturi headbox for a papermaking machine
    Patent number: 5510005
    Abstract: This invention relates to headboxes which are used in papermaking machines. The inventive structure employs the use of a plurality of venturis located between the headbox chamber and the slice. Each venturi is located adjacent to a pulp conduit spaced transversely across the headbox chamber.
    Type: Grant
    Filed: July 25, 1994
    Date of Patent: April 23, 1996
    Assignee: Westvaco Corporation
    Inventor: Brian D. Gingerich