发明授权
US08721055B2 Liquid-ejecting head, liquid-ejecting apparatus, and piezoelectric device 有权
液体喷射头,液体喷射装置和压电装置

Liquid-ejecting head, liquid-ejecting apparatus, and piezoelectric device
摘要:
There is provided a piezoelectric device comprising a first electrode, a piezoelectric layer that is formed above the first electrode, a second electrode that is formed above the piezoelectric layer and a coating layer that is formed above the second electrode consisting of tungsten or titanium.
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