Patents by Inventor Steven J. Howarth

Steven J. Howarth 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).

  • Media hold down system
    Patent number: 6997549
    Abstract: A media hold down system includes electrodes configured to create an electric field at a surface and a vacuum source configured to create a vacuum at the surface.
    Type: Grant
    Filed: February 26, 2004
    Date of Patent: February 14, 2006
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Steven J. Howarth, Ray L. Pickup