Invention Application
- Patent Title: ANTI-COUNTERFEITING MEDIUM AND METHOD FOR FABRICATING ANTI-COUNTERFEITING MEDIUM
- Patent Title (中): 防伪中介和制作防伪媒体的方法
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Application No.: US15264170Application Date: 2016-09-13
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Publication No.: US20170001461A1Publication Date: 2017-01-05
- Inventor: Mihoko OKAWA , Hideki OCHIAI , Koji ICHIKAWA , Yuki KOTEGAWA
- Applicant: TOPPAN PRINTING CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee Address: JP Tokyo
- Priority: JP2014-063729 20140326
- Main IPC: B42D25/364
- IPC: B42D25/364 ; B42D25/41 ; B41M3/14 ; B42D25/21 ; G02B5/30 ; B42D25/382 ; B42D25/387
Abstract:
An anti-counterfeiting medium includes a recording medium, a polarizer layer arranged on a part of the recording medium. The polarizer layer is formed thereon with a low extinction-ratio area that forms an image portion where a polarizer exhibits an extinction ratio lower than in a portion other than the low extinction-ratio area of the polarizer layer. The recording medium is formed thereon with an image portion that is a part of the recording medium and has a nature different from that of a portion other than the part of the recording medium.
Public/Granted literature
- US10414195B2 Anti-counterfeiting medium and method for fabricating anti-counterfeiting medium Public/Granted day:2019-09-17
Information query
