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 7446456 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 04, 2008

Filed:

Dec. 07, 2006
Applicants:

Shigeaki Maruyama, Kanagawa, JP;

Junichi Sekine, Kanagawa, JP;

Ivan Poupyrev, Tokyo, JP;

Inventors:

Shigeaki Maruyama, Kanagawa, JP;

Junichi Sekine, Kanagawa, JP;

Ivan Poupyrev, Tokyo, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 41/09 (2006.01); H01L 41/113 (2006.01); H01L 41/083 (2006.01);
U.S. Cl.
CPC ...
Abstract

A piezoelectric composite device including: a feeding electrode; a common electrode; a signal detecting electrode; a first piezoelectric element joined between the feeding electrode and the common electrode; and a second piezoelectric element joined between the common electrode and the signal detecting electrode; a predetermined voltage being supplied between the feeding electrode and the common electrode; and a force detection signal based on an external force being extracted from the detecting electrode.


Find Patent Forward Citations

Maruyama, Shigeaki. (2008). Piezoelectric composite device, method of manufacturing same, method of controlling same, input-output device, and electronic device (U.S. Patent No. 7446456). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7446456

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