Title:
ANTI-COUNTERFEIT STRUCTURE, PAPER SHEET, AUTHENTICITY DISCRIMINATION APPARATUS, AND PAPER SHEET PROCESSING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2020/039883
Kind Code:
A1
Abstract:
In order to make an anti-counterfeit structure for preventing counterfeit of a paper sheet to be suitable for machine discrimination, the anti-counterfeit structure is provided with: a first layer on which a predetermined design is formed by a plurality of regions having different transmittances of invisible light having a predetermined wavelength; and a second layer which is provided on the first layer and can transmit the invisible light having passed through the first layer, and through which a design different from that of the first layer is visible.
Inventors:
SHIMIZU HAYATO (JP)
KAMEYAMA HIROFUMI (JP)
KAMEYAMA HIROFUMI (JP)
Application Number:
PCT/JP2019/030259
Publication Date:
February 27, 2020
Filing Date:
August 01, 2019
Export Citation:
Assignee:
GLORY KOGYO KK (JP)
International Classes:
B42D25/328; B41M3/14; G02B5/20; G03H1/02; G03H1/22; G07D7/12; G07D7/206
Foreign References:
| JP2014092646A | 2014-05-19 | |||
| JP2013195640A | 2013-09-30 | |||
| JP2001096999A | 2001-04-10 | |||
| JPH06247084A | 1994-09-06 | |||
| JP2015110308A | 2015-06-18 | |||
| US20150367670A1 | 2015-12-24 |
Attorney, Agent or Firm:
NAKATSUJI, Shiro et al. (JP)
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