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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 9780295 B1

PDFFull Text
Expired
Date of Patent:
Oct. 03, 2017

Filed:

Jan. 28, 2013

Lead-free piezoelectric material

Applicant:

Hewlett-packard Development Company, L.p., Houston, TX (US);

Inventors:

Eric Andrew Patterson, Corvallis, OR (US);

David Cann, Corvallis, OR (US);

Peter Mardilovich, Corvallis, OR (US);

Assignees:

OREGON STATE UNIVERSITY OFFICE OF TECHNOLOGY TRANSFER, Corvallis, OR (US);

HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P., Houston, TX (US);

Attorney:

HP Inc.—Patent Department

Primary Examiner:

Matthew E Hoban

Assistant Examiner:

Lynne Edmondson

Int. Cl.
CPC ...
H01L 41/187 (2006.01); C04B 35/462 (2006.01); C04B 35/475 (2006.01); C04B 35/465 (2006.01); C04B 35/495 (2006.01); H01L 41/09 (2006.01); B41J 2/14 (2006.01); C04B 35/468 (2006.01);
U.S. Cl.
CPC ...
H01L 41/1878 (2013.01); B41J 2/14233 (2013.01); C04B 35/462 (2013.01); C04B 35/465 (2013.01); C04B 35/4682 (2013.01); C04B 35/475 (2013.01); C04B 35/495 (2013.01); H01L 41/0973 (2013.01); H01L 41/1873 (2013.01); B41J 2202/03 (2013.01); C04B 2235/3201 (2013.01); C04B 2235/3206 (2013.01); C04B 2235/3234 (2013.01); C04B 2235/3251 (2013.01); C04B 2235/3275 (2013.01); C04B 2235/3298 (2013.01);
Abstract

A lead-free piezoelectric ceramic material has the general chemical formula xBiCoO3-y(Bi0.5Na0.5)TiO3-z(Bi0.5K0.5)TiO3, xBiCoO3-y(Bi0.5Na0.5)TiO3-zNaN-bO3, xBiCoO3-y(Bi0.5Na0.5)TiO3-zKNbO3, xBiCoO3-yBi(Mg0.5Ti0.5)O3-z(Bi0.5Na0.5)TiO3, xBiCoO3-yBa-TiO3-z(Bi0.5Na0.5)TiO3, or xBiCoO3-yNaNbO3-zKNbO3; wherein x+y+z=1, and x, y, z≠0.

Find Patent Forward Citations

Patterson, Eric. (2017). Lead-free piezoelectric material (U.S. Patent No. 9780295). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9780295

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

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