Authentication Hologram&Nbsp; And Its Fabrication Process

Abstract: The invention provides an authentication hologram using a Lippmann hologram that enables a 3D object image having a vertical and horizontal field of vision as well as planar added information viewable at a specific angle alone are viewable as shown in Fig- 5. In that authentication hologram a hologram for reconstructing a 3D object image and a hologram mirror pattern that is formed at a pattern portion corresponding to added information and comprising planar interference fringes placed one upon another and parallel at a constant spacing are recorded in a superposing fashion.

Patent Information

Application #

Filing Date

01 March 2012

Publication Number

16/2013

Publication Type

INA

Invention Field

PHYSICS

Status

Email

patent@depenning.com

Parent Application

Applicants

Dai Nippon Printing Co. Ltd

1-1 Ichigaya-kagacho 1-chome Shinjuku-ku Tokyo-162-8001 Japan

Inventors

1. SATO Jun

/o DAI NIPPON PRINTING CO. LTD. 1-1 Ichigaya-kagacho 1-chome Shinjuku-ku Tokyo-162-8001 Japan

2. YAMAUCHI Tsuyoshi

c/o DAI NIPPON PRINTING CO. LTD. 1-1 Ichigaya-kagacho 1-chome Shinjuku-ku Tokyo-162-8001 Japan

Specification

please see the attachment

Documents

Application Documents

#	Name	Date
1	Power of Authority.pdf	2012-03-09
2	Form-5.pdf	2012-03-09
3	Form-3.pdf	2012-03-09
4	Form-1.pdf	2012-03-09
5	1935-CHENP-2012 FORM-3 31-08-2012.pdf	2012-08-31
6	1935-CHENP-2012 CORRESPONDENCE OTHERS 31-08-2012.pdf	2012-08-31
7	1935-CHENP-2012 FORM-3 26-02-2015.pdf	2015-02-26
8	1935-CHENP-2012 CORRESPONDENCE OTHERS 26-02-2015.pdf	2015-02-26
9	1935-CHENP-2012-Form 3-281015.pdf	2016-03-31
10	1935-CHENP-2012-Correspondence-FORM-3-281015.pdf	2016-03-31
11	1935-CHENP-2012-FER.pdf	2018-03-28
12	1935-CHENP-2012-AbandonedLetter.pdf	2018-10-12

Search Strategy

1	1935_CHENP_2012_Search_Strategy_23-10-2017.pdf