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:
Oct. 15, 2024
Filed:
Jan. 26, 2021
Applicant:
Nec Corporation of America, Herzlia, IL;
Inventor:
Tsvi Lev, Tel-Aviv, IL;
Assignee:
NEC Corporation Of America, Herzlia, IL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 7/14 (2006.01); G06K 19/06 (2006.01); G08C 23/04 (2006.01);
U.S. Cl.
CPC ...
G06K 7/1404 (2013.01); G06K 19/06056 (2013.01); G08C 23/04 (2013.01);
Abstract
An article having an invisible infrared pattern is disclosed. The article includes at least one infrared pattern printed onto a surface. The infrared pattern includes regions of high absorption and high reflection for a plurality of wavelengths of infrared radiation ranging between 700 and 2000 nm. A coating is overlaid over the infrared pattern. The coating is made of a material and has a thickness that is penetrable by infrared radiation and that has an average opacity of at least 20 for light in the visible range.