Title:
PRINTED MATTER AND PRINTING APPARATUS
Document Type and Number:
Japanese Patent JP2020093465
Kind Code:
A
Abstract:
To provide a printed matter capable of performing biometric authentication accurately.SOLUTION: A printed matter of the present invention is configured such that content configured by letters or a drawing and a symbol code representing feature information that quantifies a feature of a human body are printed thereon, the content is printed by a first coating material that transmits light in a predetermined wavelength region that belongs to infrared rays and absorbs light in a visible wavelength region, and the symbol code is printed by a second coating material that absorbs the light in the predetermined wavelength region that belongs to the infrared rays, and transmits the light in the visible wavelength region.SELECTED DRAWING: Figure 1
Inventors:
KIDATE TERUJI
OKABE HIDEZO
OKABE HIDEZO
Application Number:
JP2018233109A
Publication Date:
June 18, 2020
Filing Date:
December 13, 2018
Export Citation:
Assignee:
KOBAYASHI CREATE CO LTD
International Classes:
B42D25/382; B41J2/525; B41J3/01; B41J29/00; B41M3/14; G06F21/32; G06K1/12; G06K19/06