Piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generating apparatus

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United States of America Patent

PATENT NO 9312791
APP PUB NO 20150138281A1
SERIAL NO

14541828

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Abstract

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A piezoelectric element includes: a first electrode; a piezoelectric body layer which is provided on the first electrode; and a second electrode which is provided on the piezoelectric body layer, the piezoelectric body layer is made of a composite oxide with a perovskite structure, which contains bismuth, barium, iron, titanium, and strontium, and the content of strontium with respect to barium is equal to or greater than 5 mol % and equal to or less than 18 mol %.

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Patent Owner(s)

Patent OwnerAddress
SEIKO EPSON CORPORATIONTOKYO 160-8801

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kitada, Kazuya Suwa, JP 61 111

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