System and method for managing information

System and method for string distance measurement for...

System for anonymous communication via interactive surface

System for embedded digital data that allows embedding of...

System for identifying and locating relative positions of...

System for processing mass-fabricated items with...

System for user interaction with a computer system

System method and apparatus using multiple resolution machine re

System with improved methodology for providing international...

System, apparatus and method for obtaining one-time credit...

Systems and apparatus for expressing multimedia...

Tag and tag format structure

Tagged surface printer

Tamper detection of documents using encoded dots

Techniques for reading two dimensional code, including maxicode

Techniques for reading two dimensional code, including MaxiCode

Tiled embedded data block-types for generic embedded data block

Tilings of mono-code and dual-code embedded data pattern strips

Time card and time recorder system using time card

Tokens having minted identification codes