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:
Sep. 22, 2009
Filed:
Aug. 09, 2006
Applicants:
Katsumi Aoki, Yokohama, JP;
Takanori Matsuda, Tokyo, JP;
Toshihiro Ifuku, Yokohama, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01); H01L 41/187 (2006.01);
U.S. Cl.
CPC ...
Abstract
A piezoelectric member of single crystal or uniaxial crystal and the piezoelectric member has a perovskite type oxide of a general formula ABOwith a main component of the A being Pb and a main component of the B containing at least three kinds of elements selected from the group consisting of Mg, Zn, Sc, In, Yb, Ni, Nb, Ti, and Ta, and a film thickness of the piezoelectric member is not less than 1 μm and not more than 10 μm and the piezoelectric member fulfills a predetermined conditions on a relative dielectric constant or a Curie temperature.