Invention Grant
- Patent Title: Document production and authentication system and method
- Patent Title (中): 文件制作和认证系统及方法
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Application No.: US11174122Application Date: 2005-07-01
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Publication No.: US08461551B2Publication Date: 2013-06-11
- Inventor: Steven H Walker
- Applicant: Steven H Walker
- Applicant Address: US TX Houston
- Assignee: Hewlett-Packard Development Company, L.P.
- Current Assignee: Hewlett-Packard Development Company, L.P.
- Current Assignee Address: US TX Houston
- Main IPC: G01N21/64
- IPC: G01N21/64
Abstract:
A method of authenticating a document including data printed on a media includes detecting one of a presence and an absence of authentication fibers in the media, detecting one of a presence and an absence of authentication indicia on the media, and continuing the method if detecting one of the presence and the absence of authentication fibers in the media includes detecting the presence of authentication fibers in the media and if detecting one of the presence and the absence of authentication indicia on the media includes detecting the presence of authentication indicia on the media.
Public/Granted literature
- US20050242297A1 Document production and authentication system and method Public/Granted day:2005-11-03
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