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:
Apr. 07, 2015
Filed:
Aug. 21, 2012
Applicant:
Yohei Shimizu, Kanagawa, JP;
Inventor:
Yohei Shimizu, Kanagawa, JP;
Assignee:
Taiyo Yuden Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 3/10 (2006.01); H03H 9/02 (2006.01);
U.S. Cl.
CPC ...
H03H 3/10 (2013.01); H03H 9/02574 (2013.01); H03H 9/02834 (2013.01);
Abstract
An acoustic wave device includes: a support substrate composed of lithium tantalate in multi-polarization condition; an element substrate that is provided on an upper face of the support substrate and is composed of lithium tantalate, a lower face of the element substrate being jointed to the upper face of the support substrate; and a comb-like electrode that is provided on an upper face of the element substrate and excites an acoustic wave.