Patent · US Active

Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, and methods of manufacturing liquid ejecting head, liquid ejecting apparatus, and piezoelectric element

US9254651B2 · kind B2 · utility

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5Claims
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Assignee

Inventors

Key dates

Filing dateMar 25, 2013
Grant dateFeb 9, 2016
Priority date
Expiry dateMar 25, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10N30/708
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Provided is a liquid ejecting head including a piezoelectric element which includes a piezoelectric layer and electrodes provided on the piezoelectric layer on an upper portion of a zirconium oxide layer, in which the zirconium oxide layer is formed of granular crystal grains.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.