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:
Mar. 22, 2016
Filed:
Mar. 27, 2013
Kyocera Corporation, Kyoto-shi, Kyoto, JP;
Satoru Iwasaki, Kirishima, JP;
KYOCERA CORPORATION, Kyoto-Shi, Kyoto, JP;
Abstract
A piezoelectric vibration element which includes at least a plurality of electrodes and a plurality of piezoelectric layers alternately disposed in a first direction, and performs bending vibration in the first direction so as to change amplitude in a second direction vertical to the first direction by inputting an electric signal, and in which a center of a facing portion in the second direction is provided at a different position from a center of the piezoelectric vibration element in the second direction, the facing portion including a portion in which one of the piezoelectric layers interposed between the electrodes that are disposed so as to be adjacently opposed to each other, and a piezoelectric vibration device and a portable terminal using the piezoelectric vibration element are provided.