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Patent Searching and Data


Title:
FORGERY PREVENTIVE PRINTED MATTER AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2003285528
Kind Code:
A
Abstract:

To provide a forgery preventive printed matter which is recognized evenly with the eyes and presents a latent image clearly recognized when it is copied, and to provide a method for manufacturing it.

In the method of manufacturing the forgery preventive printed matter, one of the latent image and a background constituted of an aggregate 1b of large points and the other constituted of an aggregate 1a of small points are combined and formed on a substrate as forgery preventive printing, and a plain print 1c constituted of an aggregate of large points using an ink of different color is superposed. Thus, the forgery preventive printed matter is manufactured.


Inventors:
ASAKO KOJI
SHIBATA EIJI
Application Number:
JP2002091921A
Publication Date:
October 07, 2003
Filing Date:
March 28, 2002
Export Citation:
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Assignee:
MITSUMURA PRINTING CO LTD
International Classes:
B42D15/10; B41M3/14; (IPC1-7): B41M3/14; B42D15/10
Attorney, Agent or Firm:
Kenzo Fukuda (2 outside)