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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 9299908 B1

PDFFull Text
Expired
Date of Patent:
Mar. 29, 2016

Filed:

Nov. 13, 2012

Piezoelectric actuator and drive device

Applicant:

Murata Manufacturing Co., Ltd., Nagaokakyo-Shi, Kyoto-fu, JP;

Inventors:

Kimitoshi Nakamura, Nagaokakyo, JP;

Hiroshi Nakatani, Nagaokakyo, JP;

Masanaga Nishikawa, Nagaokakyo, JP;

Sachio Kitagawa, Nagaokakyo, JP;

Assignee:

MURATA MANUFACTURING CO., LTD., Nagaokakyo-Shi, Kyoto-Fu, JP;

Attorney:

Arent Fox LLP

Primary Examiner:

Thomas Dougherty

Assistant Examiner:

Karen B Addison

Int. Cl.
CPC ...
H01L 41/00 (2013.01); H01L 41/047 (2006.01); G11B 5/48 (2006.01); H01L 41/09 (2006.01);
U.S. Cl.
CPC ...
H01L 41/0472 (2013.01); G11B 5/483 (2015.09); G11B 5/4813 (2013.01); G11B 5/4873 (2013.01); H01L 41/047 (2013.01); H01L 41/0477 (2013.01); H01L 41/0986 (2013.01);
Abstract

A piezoelectric actuator that includes a piezoelectric substrate, first and second electrodes, and a conductive layer. The first and second electrodes are configured to apply a voltage to the piezoelectric substrate. The conductive layer is formed on the first electrode. The conductive layer is made of a metal or an alloy different in color from the second electrode.

Find Patent Forward Citations

Nakamura, Kimitoshi. (2016). Piezoelectric actuator and drive device (U.S. Patent No. 9299908). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9299908

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

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