Patents by Inventor Roya S. Akhavain

Roya S. Akhavain 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).

  • Reducing print quality defects
    Patent number: 8991313
    Abstract: Reducing print quality defects can include printing a pattern with an offset printing device having a binary ink developer roller, determining a variation for a hue shift of the printed pattern; and varying gain in a feedback loop of a servo motor coupled to the binary ink developer roller to reduce the variation.
    Type: Grant
    Filed: January 15, 2013
    Date of Patent: March 31, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Matthew G. Lopez, Roya S. Akhavain, James M. Pingel, David F. Chiu