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.

Date of Patent:
Jan. 27, 2026

Filed:

Apr. 28, 2022
Applicant:

Murata Manufacturing Co., Ltd., Nagaokakyo, JP;

Inventor:

Hideki Iwamoto, Nagaokakyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/25 (2006.01); H03H 9/02 (2006.01);
U.S. Cl.
CPC ...
H03H 9/25 (2013.01); H03H 9/02559 (2013.01); H03H 9/02566 (2013.01);
Abstract

An acoustic wave device includes a supporting substrate, a piezoelectric layer, and an IDT electrode. The piezoelectric layer is on the supporting substrate. The IDT electrode is on the piezoelectric layer. The supporting substrate is a silicon carbide substrate, which has a hexagonal crystal structure. The acoustic wave device uses an SH wave as a main mode.


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