Transaction card with thermochromic feature
Two dimensional data encoding structure and symbology for use wi
Two dimensional dot code, and decoding apparatus and method...
Two-channel XOR bar code and optical reader
Two-dimensional bar code symbology using implicit version inform
Two-dimensional bar code, information processing device,...
Two-dimensional code and its decoding method, and the...
Two-dimensional code, reading and producing method and...
Two-dimensional data carrier incorporating dot-based data...
Two-dimensional dot code and reader thereof
Two-dimensional tag with a tag format structure
Two-dimensional tag with locator and orientation components
Value document
Verification of barcodes
Visual code transaction verification
Wafer identification mark
Wireless IC card and IC card reader communication system