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.
Patent No.:
Date of Patent:
Dec. 29, 2015
Filed:
Apr. 11, 2012
Tsuyoshi Yamauchi, Tokyo-to, JP;
Mitsuru Kitamura, Tokyo-to, JP;
Manabu Yamamoto, Tokyo-to, JP;
Akiko Kitamura, Tokyo-to, JP;
Yoko Sekine, Tokyo-to, JP;
Tsuyoshi Yamauchi, Tokyo-to, JP;
Mitsuru Kitamura, Tokyo-to, JP;
Manabu Yamamoto, Tokyo-to, JP;
Akiko Kitamura, Tokyo-to, JP;
Yoko Sekine, Tokyo-to, JP;
DAI NIPPON PRINTING CO., LTD., Tokyo-to, JP;
Abstract
A main object of the present invention is to provide fine particles, a particle group, an anti-counterfeiting ink, an anti-counterfeiting toner, an anti-counterfeiting sheet, and an anti-counterfeiting medium enabling to achieve a high level of authentication. The object of the present invention is achieved by providing the fine particle comprising an identification information group including multiple types of identification information identifiable by magnification, characterized in that the identification information group includes first identification information and second identification information which cannot be identified at any magnifying power capable of identifying the first identification information.