Patents by Inventor Joseph E. Powell

Joseph E. Powell 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).

  • Printing apparatus calibration
    Patent number: 6883892
    Abstract: A printing component receives media, applies print imaging thereto, and delivers the media to a first location. The apparatus selectively applies at least one calibration mark as the print imaging. An imaging component receives the imaged media at a second location and produces scan data representative thereof. The apparatus selectively analyzes the at least one calibration mark and produces calibration data.
    Type: Grant
    Filed: October 31, 2002
    Date of Patent: April 26, 2005
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Otto K. Sievert, Gregory D. Nelson, Robert D. Blanton, Shawn B. Nielson, Patrick Chase, Michael Hall, Padmanabhan Ramchandran, Joseph E. Powell, Steve T. Breidenbach