|
2017
|
Invention
|
Security sheet or document having one or more enhanced watermarks. The invention relates to a sec... |
|
2016
|
Invention
|
Single or dual transfer process for preparing and transferring sharply defined single elements to... |
|
|
Invention
|
Single or dual transfer process for preparing and transfering sharply defined single elements to ... |
|
2015
|
Invention
|
Secure lens layer. A secure lens sheet or layer suitable for use in a micro-optic system, which i... |
|
|
Invention
|
Polymeric sheet material for use in making polymeric security documents such as banknotes. An imp... |
|
|
Invention
|
An improved polymeric sheet material for use in making polymeric security documents such as bankn... |
|
2014
|
Invention
|
A security sheet or document having one or more enhanced watermarks. The invention generally rela... |
|
|
Invention
|
Security sheet or document having one or more enhanced watermarks. The invention generally relate... |
|
2012
|
Invention
|
Method for producing a composite web and security devices prepared from the composite web. A comp... |
|
2008
|
Invention
|
Improved micro-optic security device. A micro-optic security device that employs one or more plan... |
|
2004
|
Invention
|
Security device. A security device that increases the number of design options available for a ma... |
|
2003
|
Invention
|
Security device having multiple security features and method of making same. A security device ha... |
|
2002
|
Invention
|
Security label having security element and method of making same. A security label having one or ... |
|
2001
|
Invention
|
Security device having multiple security detection features. A security device, such as a securit... |
