Chipless RFID nanotube tags (300, 400, 500, 600, 700, 800, 900) with anti-counterfeiting capability are designed into one piece, mostly two pieces, three pieces, or multiple pieces of nanotube antenna elements on at least two dielectric substrates (310/312, 510/512,810/812, 910/912/913/916 etc.) for providing brand product protection, authorization, anti-counterfeiting, and even recycling, and tag process control purposes.
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