Patents by Inventor Chad Clifford Merwin

Chad Clifford Merwin 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).

  • Apparatus for selectively cleaning a printing press cylinder
    Patent number: 6691617
    Abstract: An apparatus for cleaning one or more selected portions of a surface of a cylinder of a printing press includes a plurality of brush elements disposed adjacent one another opposite the surface of the cylinder. A device for selectively moving one or more of the plurality of brushes to contact the selected portion or portions of the surface of the cylinder so as to clean the selected portion or portions is provided.
    Type: Grant
    Filed: March 27, 2001
    Date of Patent: February 17, 2004
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: David Crowell Emery, David Charles Gibson, Chad Clifford Merwin
  • Apparatus for selectively cleaning a printing press cylinder
    Publication number: 20020139268
    Abstract: An apparatus for cleaning one or more selected portions of a surface of a cylinder of a printing press includes a plurality of brush elements disposed adjacent one another opposite the surface of the cylinder. A device for selectively moving one or more of the plurality of brushes to contact the selected portion or portions of the surface of the cylinder so as to clean the selected portion or portions is provided.
    Type: Application
    Filed: March 27, 2001
    Publication date: October 3, 2002
    Inventors: David Crowell Emery, David Charles Gibson, Chad Clifford Merwin