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Tamper-indicating radio frequency identification antenna and sticker, a radio frequency identification antenna, and methods of using the same

  • US 7,102,522 B2
  • Filed: 12/24/2002
  • Issued: 09/05/2006
  • Est. Priority Date: 12/24/2002
  • Status: Expired due to Fees
First Claim
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1. A tamper-indicating radio frequency identification device, comprising:

  • a substrate including a first major surface and a second major surface opposite the first major surface; and

    a radio frequency identification antenna attached to the first major surface of the substrate, wherein said antenna comprises densified metal powder.

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