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:
Feb. 20, 2007
Filed:
Jun. 15, 2004
Applicants:
Shingo Masuko, Kawasaki, JP;
Naoyuki Mishima, Yokohama, JP;
Masao Irikura, Otawara, JP;
Inventors:
Assignee:
Fujitsu Media Devices Limited, Yokohama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 9/05 (2006.01); H01L 41/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A surface acoustic wave device includes a surface acoustic wave chip having a piezoelectric substrate on which comb-like electrodes and electrode pads are formed, and a package housing the surface acoustic wave chip, a first surface of the package including an opening of the cavity being wider than a second surface of the package opposite to the first surface.