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Authentication method and system
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Patent number 8,270,603
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Issue date Sep 18, 2012
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Tracer Detection Technology Corp.
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David I. Durst
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Authentication method and system
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Patent number 8,171,567
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Issue date May 1, 2012
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Tracer Detection Technology Corp.
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Jay Fraser
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Authentication method and system
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Patent number 7,995,196
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Issue date Aug 9, 2011
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Tracer Detection Technology Corp.
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Jay Fraser
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Authentication method and system
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Patent number 7,773,749
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Issue date Aug 10, 2010
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Tracer Detection Technology Corp.
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David I. Durst
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G06 - COMPUTING CALCULATING COUNTING
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Authentication method and system
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Patent number 7,162,035
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Issue date Jan 9, 2007
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Tracer Detection Technology Corp.
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David I. Durst
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G06 - COMPUTING CALCULATING COUNTING
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Authentication method and system
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Patent number 7,089,420
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Issue date Aug 8, 2006
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Tracer Detection Technology Corp.
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David I. Durst
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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