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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.:

US 11711981 B1

PDFFull Text
Date of Patent:
Jul. 25, 2023

Filed:

Mar. 31, 2021

Piezoelectric actuator

Applicant:

Brother Kogyo Kabushiki Kaisha, Aichi-Ken, JP;

Inventors:

Hiroto Sugahara, Ama, JP;

Kazuo Kobayashi, Kakamigahara, JP;

Assignee:

Brother Kogyo Kabushiki Kaisha, Nagoya, JP;

Attorney:

Banner & Witcoff, Ltd.

Primary Examiner:

J San Martin

Int. Cl.
CPC ...
H10N 30/20 (2023.01); H10N 30/87 (2023.01); B41J 2/14 (2006.01); B41J 2/16 (2006.01); H10N 30/074 (2023.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
H10N 30/875 (2023.02); B41J 2/045 (2013.01); B41J 2/14233 (2013.01); B41J 2/161 (2013.01); B41J 2/164 (2013.01); B41J 2/1623 (2013.01); B41J 2/1642 (2013.01); B41J 2/1643 (2013.01); B41J 2/1646 (2013.01); H10N 30/074 (2023.02); H10N 30/20 (2023.02); H10N 30/2047 (2023.02); B41J 2002/14266 (2013.01); B41J 2002/14491 (2013.01); Y10T 29/42 (2015.01); Y10T 29/49147 (2015.01); Y10T 29/49155 (2015.01);
Abstract

A piezoelectric actuator is disclosed that may include a insulating layer, individual electrodes, a common electrode, and a piezoelectric layer. The common electrode may include divisional electrodes that are connected with one another. The individual electrodes may be disposed between the insulating layer and the piezoelectric layer while the piezoelectric layer may be disposed between the individual electrodes and the common electrode. Further, the divisional electrodes may be configured to face the individual electrodes.

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Sugahara, Hiroto. (2023). Piezoelectric actuator (U.S. Patent No. 11711981). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11711981

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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