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:
Jun. 01, 1999
Filed:
Dec. 11, 1996
Applicant:
Inventors:
Tokihiro Nishihara, Kanagawa, JP;
Hidema Uchishiba, Kanagawa, JP;
Osamu Ikata, Kanagawa, JP;
Yoshio Satoh, Kanagawa, JP;
Assignee:
Fujitsu Limited, Kanagawa, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H / ; H03H / ; H03H / ;
U.S. Cl.
CPC ...
333193 ; 3103 / ; 310364 ; 29 2535 ;
Abstract
A surface acoustic wave device includes an electrode formed by a first film and a second film on a substrate, the first film including an Al film or a film formed by adding at least one other element to Al, and the second film including a metal whose coefficient of diffusion into Al is greater than a self diffusion coefficient of Al. The present invention contributes to improvement of the high-power durability of the electrodes.
Nishihara, Tokihiro. (1999). Surface acoustic wave device with multilayer electrodes and method for (U.S. Patent No. 5909156). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5909156
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile