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:
Oct. 20, 2026
Filed:
Oct. 23, 2023
Applicant:
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Inventors:
Kentaro Nakamura, Nagaokakyo, JP;
Tetsuya Kimura, Nagaokakyo, JP;
Assignee:
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10N 30/85 (2023.01); H03H 9/02 (2006.01);
U.S. Cl.
CPC ...
H10N 30/85 (2023.02); H03H 9/02133 (2013.01); H03H 9/02228 (2013.01); H03H 9/02566 (2013.01); H03H 9/02818 (2013.01);
Abstract
An acoustic wave device includes a scandium-containing aluminum nitride film (ScAlN film), and an electrode on the ScAlN film. The ScAlN film includes at least one portion where a crystal orientation toward 90° from a crystal c-axis direction is rotated about 30°±5° or rotated about 15°±5°, the crystal c-axis direction being a film thickness direction of the ScAlN film or substantially a film thickness direction of the ScAlN film.
Nakamura, Kentaro. (2026). Acoustic wave device (U.S. Patent No. 12772739). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12772739
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile