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:
Jul. 11, 2017
Filed:
Jan. 31, 2014
Applicant:
Samsung Electro-mechanics Co., Ltd., Suwon, Gyunggi-do, KR;
Inventors:
Tae Kyung Lee, Gyunggi-do, KR;
Byung Hun Kim, Gyunggi-do, KR;
Hwa Sun Lee, Gyunggi-do, KR;
Jae Chang Lee, Gyunggi-do, KR;
Seung Mo Lim, Gyunggi-do, KR;
Assignee:
Samsung Electro-Mechanics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 41/04 (2006.01); H01L 41/047 (2006.01); H01L 41/09 (2006.01);
U.S. Cl.
CPC ...
H01L 41/0471 (2013.01); H01L 41/0973 (2013.01);
Abstract
There is provided a piezoelectric actuator including: a piezoelectric member having a multilayer structure; an external electrode formed on an outer surface of the piezoelectric member; and an intermediate electrode formed between layers of the piezoelectric members and having an area smaller than that of the external electrode.