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.
Patent No.:
Date of Patent:
Jan. 12, 2010
Filed:
Feb. 02, 2009
Katsumi Aoki, Yokohama, JP;
Kenichi Takeda, Yokohama, JP;
Tetsuro Fukui, Yokohama, JP;
Hiroshi Funakubo, Yokohama, JP;
Katsumi Aoki, Yokohama, JP;
Kenichi Takeda, Yokohama, JP;
Tetsuro Fukui, Yokohama, JP;
Hiroshi Funakubo, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
There is disclosed a piezoelectric element having, on a substrate, a piezoelectric body and a pair of electrodes which come in contact with the piezoelectric body, wherein the piezoelectric body consists of a perovskite type oxide represented by the following formula (1):(Bi,Ba)(M,Ti)O  (1)in which M is an atom of one element selected from the group consisting of Mn, Cr, Cu, Sc, In, Ga, Yb, Al, Mg, Zn, Co, Zr, Sn, Nb, Ta and W, or a combination of the atoms of the plurality of elements.