Methods for identifying articles of manufacture
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United States of America Patent
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Sep 4, 2012
Grant Date -
Feb 16, 2012
app pub date -
Aug 10, 2010
filing date -
Aug 10, 2010
priority date (Note) -
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Abstract
In one embodiment, a method for identifying an article of manufacture may include: producing a plurality of multilayer photonic structures, wherein each of the plurality of multilayer photonic structures has a unique intensity profile; incorporating one of the plurality of multilayer photonic structures that produces the unique intensity profile into a coating; and generating an electronic code corresponding to the unique intensity profile of one of the plurality of multilayer photonic structures.
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