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:
Dec. 04, 2012
Filed:
Nov. 17, 2008
Applicants:
Takashi Kogai, Mitaka, JP;
Hiromi Yatsuda, Mitaka, JP;
Inventors:
Takashi Kogai, Mitaka, JP;
Hiromi Yatsuda, Mitaka, JP;
Assignee:
Japan Radio Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 29/00 (2006.01); H01L 11/08 (2006.01); H01L 41/053 (2006.01);
U.S. Cl.
CPC ...
Abstract
A surface acoustic wave device having electrodes disposed on a piezoelectric substrate, comprising a sealing member having a peripheral wall disposed on the piezoelectric substrate in surrounding relation to the electrodes, and a top plate covering the peripheral wall; and a sealing stiffener disposed on the piezoelectric substrate in facing relation to a liquid material imposed on the piezoelectric substrate and which extends parallel to a portion of the peripheral wall.