Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2008-07-08
2008-07-08
Vo, Anh T. N. (Department: 2861)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
C347S087000
Reexamination Certificate
active
07396109
ABSTRACT:
Disclosed are printing systems and printhead assemblies in which yellow print nozzles are paired on a die with black print nozzles, with cyan and magenta print nozzles on a separate die. The pairing of yellow and black nozzles reduces constraints imposed by the printhead architecture and manufacturing processes.
REFERENCES:
patent: 4812859 (1989-03-01), Chan et al.
patent: 5757400 (1998-05-01), Hoisington
patent: 6247798 (2001-06-01), Cleland et al.
patent: 6585343 (2003-07-01), Bauer
Hewlett--Packard Development Company, L.P.
Vo Anh T. N.
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