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:
Mar. 17, 2026
Filed:
Apr. 19, 2021
Applicant:
Raytheon Company, Waltham, MA (US);
Inventors:
Patrick M. Sain, Torrance, CA (US);
William Paul Posey, Inlet Beach, FL (US);
Assignee:
RAYTHEON COMPANY, Waltham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H01L 23/00 (2006.01); H01L 23/48 (2006.01); H01L 23/522 (2006.01);
U.S. Cl.
CPC ...
H01L 23/573 (2013.01); H01L 23/481 (2013.01); H01L 23/5223 (2013.01); H01L 23/5226 (2013.01); H04L 9/3278 (2013.01);
Abstract
A physically unclonable function (PUF) device includes capacitor array couple to an electronic device. The capacitor array includes a plurality of parallel conductive elements coupled to a dielectric material having a spatially varying permittivity to define array of randomly valued capacitors.
Sain, Patrick. (2026). Anti-counterfeiting fingerprint (U.S. Patent No. 12581957). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12581957
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile