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:
Sep. 25, 2007
Filed:
Mar. 30, 2004
Applicants:
Masanori Ueda, Yokohama, JP;
Osamu Kawachi, Yokohama, JP;
Michio Miura, Kawasaki, JP;
Suguru Warashina, Kawasaki, JP;
Inventors:
Masanori Ueda, Yokohama, JP;
Osamu Kawachi, Yokohama, JP;
Michio Miura, Kawasaki, JP;
Suguru Warashina, Kawasaki, JP;
Assignees:
Fujitsu Media Devices Limited, Yokohama, JP;
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 41/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A surface acoustic wave device includes, a first substrate, a surface acoustic wave chip attached to the first substrate, and a second substrate that hermetically seals the surface acoustic wave chip. At least one of the first and second substrates includes. The first and second substrates have respective joining surfaces. An electric circuit is formed on a surface area of the first substrate other than the joining surfaces.