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. 13, 2011
Filed:
Sep. 15, 2009
Applicants:
Yasuyuki Saitou, Yokohama, JP;
Osamu Kawachi, Yokohama, JP;
Kaoru Sakinada, Yokohama, JP;
Yasuyuki Oda, Yokohama, JP;
Inventors:
Yasuyuki Saitou, Yokohama, JP;
Osamu Kawachi, Yokohama, JP;
Kaoru Sakinada, Yokohama, JP;
Yasuyuki Oda, Yokohama, JP;
Assignee:
Taiyo Yuden Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/053 (2006.01);
U.S. Cl.
CPC ...
Abstract
An acoustic wave device includes a substrate, a device chip that has a piezoelectric substrate and is flip-chip mounted on a surface of the substrate, a first insulation layer that has a dielectric constant lower than that of the piezoelectric substrate and is provided on a surface of the device chip opposite to another surface that faces the substrate, and a metal seal part that seals the device chip.