Patents by Inventor Joe W. Stellbrink

Joe W. Stellbrink 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).

  • Print saturation calibration
    Patent number: 10124598
    Abstract: Examples include computing devices, processes, and/or machine-readable storage mediums comprising instructions to analyze at least one digital image corresponding to calibration output of a printing device to determine location saturation values for nozzle locations of the printing device. At least one printhead is segmented into segments corresponding to one or more nozzle locations. A reference segment is determined from among the segments of the printhead, and a uniformity correction value is determined for at least one segment based at least in part on the reference segment.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: November 13, 2018
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Joe W. Stellbrink, Ron Burns, Whitney E. Smith, April E. Sullivan