Invention Grant
- Patent Title: Object authentication using hidden images
- Patent Title (中): 使用隐藏图像的对象身份验证
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Application No.: US11340924Application Date: 2006-01-27
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Publication No.: US07673806B2Publication Date: 2010-03-09
- Inventor: Alfred V. Alasia , Alfred J. Alasia , Thomas C. Alasia
- Applicant: Alfred V. Alasia , Alfred J. Alasia , Thomas C. Alasia
- Applicant Address: US FL Lake Worth
- Assignee: Graphic Security Systems Corporation
- Current Assignee: Graphic Security Systems Corporation
- Current Assignee Address: US FL Lake Worth
- Agency: Hunton & Williams LLP
- Main IPC: G06K5/00
- IPC: G06K5/00 ; G06K19/06
Abstract:
The present invention provides a method of authenticating an article having a hidden image printed on a surface thereof, wherein the image can only be detected when viewed through an optical device.
Public/Granted literature
- US20060119097A1 Object authentication using hidden images Public/Granted day:2006-06-08
Information query
