Machine-readable symbol and related method

Magnetic cards employing optical recording material

Mail piece bar code having a data content identifier

Mail preparation, sorting apparatus and method

Map with indexes for a geographical information system and syste

Mark-sense card

Marking method for semiconductor wafer

Matching bar code colors to painted pixel filters

Material strip with arranged groups of dark and light areas

Maximizing data capacity for embedded data blocks with...

Media storage device

Method and apparatus for attaching bar code indicia on items

Method and apparatus for calibrating marking position in...

Method and apparatus for encoding and decoding single byte chara

Method and apparatus for encoding data in logos

Method and apparatus for making tags, tag, and system for...

Method and apparatus for performing bit-aligned permute

Method and apparatus for position detection

Method and apparatus for recording data

Method and apparatus for recording digital information in...