Ink-channel wafer integrated with CMOS wafer for inkjet...

Details Ink-channel wafer integrated with CMOS wafer for inkjet... Ink-channel wafer integrated with CMOS wafer for inkjet...

2007-08-14

2007-08-14

Stephens, Juanita D. (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S065000

Reexamination Certificate

active

11001007

ABSTRACT:
An ink-ejection unit of an inkjet printhead integrates an ink-channel wafer onto a CMOS wafer with a heating element fabricated therein. A nozzle film with a nozzle orifice is formed on the backside of the CMOS wafer, which allows two-dimensional ink ejecting from the backside of the CMOS wafer.

REFERENCES:
patent: 4894664 (1990-01-01), Tsung
patent: 5198834 (1993-03-01), Childers
patent: 5738799 (1998-04-01), Hawkins
patent: 6019457 (2000-02-01), Silverbrook

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