ANTI-COUNTERFEIT PRINTED MATTER

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United States of America Patent

SERIAL NO

15058788

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An anti-counterfeit printed matter which forms an invisible image that can be visualized clearly to prevent a visible image from impeding visibility of a visualized invisible image. A plurality of object elements are arranged at a predetermined pitch in a matrix, each object element including a first object and a second object arranged along a first direction on both sides of a boundary at a center to oppose each other, and a third object and a fourth object arranged along a second direction perpendicular to the first direction on both sides of a boundary at the center to oppose each other. The first object and the second object, and the third object and the fourth object of each object element have a negative/positive relationship. The first object and/or the second object form a first invisible image. The third object and/or the fourth object form a second invisible image.

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Patent Owner(s)

Patent OwnerAddress
NATIONAL PRINTING BUREAU INCORPORATED ADMINISTRATIVE AGENCYTOKYO

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
KIUCHI, Masato Tokyo, JP 16 88
KIUCHI, Susumu Tokyo, JP 3 12
OSHIMA, Kazuya Tokyo, JP 3 4
SATOH, Kayoko Tokyo, JP 3 9

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