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:
Dec. 04, 2018
Filed:
Aug. 12, 2015
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Osamu Miyazawa, Shimosuwa, JP;
Akio Konishi, Matsumoto, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25J 9/12 (2006.01); H01L 41/04 (2006.01); H01L 41/09 (2006.01); H02N 2/00 (2006.01); H02N 2/10 (2006.01); B25J 17/00 (2006.01); H01L 41/047 (2006.01); H02P 25/02 (2016.01);
U.S. Cl.
CPC ...
H01L 41/042 (2013.01); B25J 9/12 (2013.01); B25J 17/00 (2013.01); H01L 41/0472 (2013.01); H01L 41/09 (2013.01); H01L 41/0913 (2013.01); H02N 2/004 (2013.01); H02N 2/103 (2013.01); H02P 25/027 (2013.01); Y10S 901/28 (2013.01);
Abstract
A piezoelectric driving device includes a vibrating plate and a piezoelectric vibrator provided on the vibrating plate. The piezoelectric vibrator has a first electrode, a second electrode, and a piezoelectric body located between the first electrode and the second electrode, and a thickness of the piezoelectric body is within a range from 50 nm to 20 μm.