The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 27, 2015

Filed:

Jun. 29, 2006
Applicants:

Koji Eto, Tokyo, JP;

Yasuyuki Oyagi, Tokyo, JP;

Mitsuru Kitamura, Tokyo, JP;

Masachika Watanabe, Tokyo, JP;

Inventors:

Koji Eto, Tokyo, JP;

Yasuyuki Oyagi, Tokyo, JP;

Mitsuru Kitamura, Tokyo, JP;

Masachika Watanabe, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/32 (2006.01); G02B 1/00 (2006.01); G03H 1/16 (2006.01); G03H 1/00 (2006.01); G03H 1/02 (2006.01); G03H 1/22 (2006.01); G03H 1/30 (2006.01);
U.S. Cl.
CPC ...
G03H 1/16 (2013.01); G03H 1/0005 (2013.01); G03H 1/0244 (2013.01); G03H 2001/0055 (2013.01); G03H 2001/2234 (2013.01); G03H 2001/306 (2013.01); G03H 2223/12 (2013.01); G03H 2250/10 (2013.01); G03H 1/2249 (2013.01); G03H 2210/20 (2013.01);
Abstract

A main object of the present invention is to provide a hologram observation sheet with a transmission type hologram formed integrally with other members, to be attached with various members for the use as for example an advertising medium or a decoration member. To achieve the object, the invention provides a hologram sheet comprising: a transparent substrate, a hologram layer formed on the transparent substrate and having a transmission type Fourier transform hologram region having the function of transforming a light beam incident from a point light source to a desired optical image, and a pressure-sensitive adhesive layer.


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