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. 26, 2022
Filed:
Apr. 17, 2019
Applicant:
Facebook Technologies, Llc, Menlo Park, CA (US);
Inventors:
Andrew John Ouderkirk, Redmond, WA (US);
Katherine Marie Smyth, Seattle, WA (US);
Spencer Allan Wells, Seattle, WA (US);
James Ransley, Medford, MA (US);
Nagi Elabbasi, Southborough, MA (US);
Assignee:
Facebook Technologies, LLC, Menlo Park, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 41/09 (2006.01); H01L 41/047 (2006.01); H01L 41/083 (2006.01); H01L 41/187 (2006.01); H01L 41/257 (2013.01); H01L 41/277 (2013.01); H01L 41/293 (2013.01); H01L 41/297 (2013.01); H01L 41/333 (2013.01);
U.S. Cl.
CPC ...
H01L 41/096 (2013.01); H01L 41/0471 (2013.01); H01L 41/0472 (2013.01); H01L 41/0831 (2013.01); H01L 41/1871 (2013.01); H01L 41/1873 (2013.01); H01L 41/1875 (2013.01); H01L 41/1876 (2013.01); H01L 41/1878 (2013.01); H01L 41/257 (2013.01); H01L 41/277 (2013.01); H01L 41/293 (2013.01); H01L 41/297 (2013.01); H01L 41/333 (2013.01);
Abstract
A bender beam actuator includes a first layer of piezoelectric material and a second layer of piezoelectric material overlying a portion of the first layer of piezoelectric material, where a length of the first layer of piezoelectric material is at least 2% greater than a length of the second layer of piezoelectric material.