Patents Examined by Kainoa Wight
  • Hybrid ink delivery system
    Patent number: 7168798
    Abstract: Embodiments of the present invention include hybrid ink delivery systems which allow a flexible arrangement of free ink supplies to be connected to multiple printhead assemblies, while preventing printhead deprime or drooling during setup, and provide control and verification of ink supply replacement through the use of integral memory components on the in supplies.
    Type: Grant
    Filed: April 26, 2004
    Date of Patent: January 30, 2007
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Mohammad M Samii, Daniel L Briley, Victor T. Escobedo, Max S Gunther