The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 10, 2012

Filed:

Mar. 30, 2009
Applicants:

Tsutomu Sasaki, Kanagawa-ken, JP;

Yukio Sakashita, Kanagawa-ken, JP;

Inventors:

Tsutomu Sasaki, Kanagawa-ken, JP;

Yukio Sakashita, Kanagawa-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 14/00 (2006.01); H01L 41/18 (2006.01); H01L 41/187 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
Abstract

A film formed on a substrate different from the monocrystalline perovskite substrate contains a piezoelectric oxide expressed as A(BC)Oother than Bi(FeSc)Oand Bi(Fe, Co)O, where 0<x<1.0, 0.5=y=0.9, A, B, and C are metallic elements, A represents one or more A-site elements including Bi as a main component, B represents one or more B-site elements including as a main component an element which can constitute a perovskite structure together with the one or more A-site elements represented by A, and C represents one or more B-site elements which are unable or hard to constitute a perovskite structure together with the one or more A-site elements represented by A.


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