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:
Jun. 29, 2010
Filed:
Aug. 30, 2005
Applicants:
Junji Furue, Kirishima, JP;
Masato Murahashi, Kirishima, JP;
Yuuji Hata, Kirishima, JP;
Inventors:
Assignee:
Kyocera Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a piezoelectric resonant element having excellent electrical characteristics in which spurious is suppressed. The piezoelectric resonant element () is constituted by sticking a pair of oscillatory electrodes (), respectively, to both major surfaces of a rectangular piezoelectric substrate (). In the nonopposing regions of both the oscillatory electrodes (), extending portions () are provided to extend in the opposite directions outward from the center X of the opposing region.