发明申请
- 专利标题： Laser etched security features for identification documents and methods of making same
- 专利标题（中）： 激光蚀刻安全功能的识别文件及其制作方法
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申请号： US10330033申请日： 2002-12-24
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公开(公告)号： US20040011874A1公开(公告)日： 2004-01-22
- 发明人: George Theodossiou , Robert Jones
- 主分类号： G06K019/02
- IPC分类号： G06K019/02
摘要：
The invention provides a method of producing a security feature in an identification document. A core including a top surface and a bottom surface is provided. A first laminate is laminated in contact with the top surface. A second laminate is laminated in contact with the bottom surface, the laminated core comprising the identification document, the identification document having a top side and a bottom side respectively corresponding to the core's top and bottom side. A pattern is laser etched into the top surface of the identification document.
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