Machine detectable document of value

Machine readable document

Marking of articles with photochromic compounds

Marking of industrial products or individual parts thereof

Marking system

Medication dispensing identifier method

Method and apparatus for allocating and recording time blocks on

Method and apparatus for notification of guardians of...

Method and apparatus for theft identification of equipment

Method and system for verifying the authenticity of an autograph

Method for deterring forgeries and authenticating signatures

Method for deterring forgeries and authenticating signatures

Method for discerning false from genuine

Method for embedding non-intrusive encoded data in printed...

Method for embedding non-intrusive encoded data in printed...

Method for identifying an object and the resulting structure

Method for labeling an article for identification and a label de

Method for managing multiple medications

Method for marking an article for identification and description

Method for recording and tracking the progress of activities