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:
Nov. 15, 2005
Filed:
Sep. 10, 2002
Applicants:
Toshio Tanuma, Toyonaka, JP;
Kouichi Yoshioka, Joyo, JP;
Tatsurou Usuki, Osaka, JP;
Naoki Tanaka, Sakai, JP;
Hideki Itou, Osaka, JP;
Inventors:
Toshio Tanuma, Toyonaka, JP;
Kouichi Yoshioka, Joyo, JP;
Tatsurou Usuki, Osaka, JP;
Naoki Tanaka, Sakai, JP;
Hideki Itou, Osaka, JP;
Assignee:
Sanyo Electric Co., Ltd., Moriguchi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L041/08 ;
U.S. Cl.
CPC ...
Abstract
A surface acoustic wave device including an electrode formed from an electrode material represented by the composition formula MVwherein M is aluminum or an aluminum-copper alloy, V is vanadium, x+y=100 and 0.10≦y<0.2. The device is excellent in durability against applying electric power and diminished in internal resistance.