FORGERY PREVENTION MEDIUM, FORGERY PREVENTION MEDIUM MANUFACTURING APPARATUS, AND FORGERY PREVENTION MEDIUM MANUFACTURING METHOD
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United States of America Patent
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Issued Date -
Mar 15, 2018
app pub date -
Nov 21, 2017
filing date -
Sep 12, 2014
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Abstract
A forgery prevention medium includes a substrate and a specific invisible material layer directly or indirectly laminated on the substrate, having a specific invisible material reversibly and visually recognized through a predetermined process disposed thereon in a plane shape, and having a part of the specific invisible material inactivated in accordance with a visualized image pattern.
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