发明名称 |
Method of forming a rainbow security hologram |
摘要 |
The present invention relates to a method of forming and validating a color-assigned rainbow security hologram of an object, where different parts of the recreated image of the object is presented to a viewer in different pre-chosen or assigned colors such that a novel in-built security verification/identification feature is encrypted/incorporated into these holograms, which can only be read/verified be using an encoded key hologram.
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申请公布号 |
US2005219669(A1) |
申请公布日期 |
2005.10.06 |
申请号 |
US20040814108 |
申请日期 |
2004.03.31 |
申请人 |
COUNCIL OF SCIENTIFIC AND INDUSTRIAL |
发明人 |
KAURA SUSHIL K.;CHHACHHIA DHARAM P.;AGGARWAL ANIL K.;BAJPAI RAM P. |
分类号 |
G03H1/04;(IPC1-7):G03H1/04 |
主分类号 |
G03H1/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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