Oblon, McClelland, Maier & Neustadt, L.L.P.
Forgery prevention medium, forgery prevention medium manufacturing apparatus, and forgery prevention medium manufacturing method
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.
Kabushiki Kaisha Toshiba
B B B B B G B G G
B41M B29L B29C B41M B41M G01N B41M G01K G01N
inventional additional inventional additional additional inventional inventional inventional additional
Takahisa Fumitoshi Nobuki Shota
Nakano Morimoto Nemoto Kure