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Inventor: Giovanola; Lucia
Address: Ivrea, IT
No. of patents: 3
Patents:
Patent Number |
Title Of Patent |
Date Issued |
8109614 |
Process for protectively coating hydraulic microcircuits against aggressive liquids, particulary |
February 7, 2012 |
An ink jet printhead, made of a silicon substrate and a plurality of metallic and dielectric layers deposited on said substrate. A plurality of chambers for ejection of ink droplets and a plurality of corresponding feeding ducts, connected to the chambers, are produced in a structural |
7595004 |
Ink jet printhead and relative manufacturing process |
September 29, 2009 |
The chambers (42) and each corresponding ink feeding duct (56), made in a structural layer of photosensitive resin (38), are delimited by a flat bottom wall (36) made of a protective layer (34, 36) of tantalum and gold and an upper wall (44), consisting of a substantially concave surface |
7332100 |
Process for protectively coating hydraulic microcircuits against agressive liquids, particularly |
February 19, 2008 |
Process for protectively coating against aggressive liquids hydraulic microcircuits made in a resin, particularly for an ink jet printhead, consisting of: disposing of a silicon substrate comprising a sacrificial layer of copper, deposited on the substrate and defining the inner shape |
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