04663518 is referenced by 187 patents and cites 10 patents.

An identification card comprises a single media having a plurality of different heat sensitive image forming dye compounds on which are encoded a colored pictorial image of the card holder, colored text, and machine readable digital data. A laser printing method is also provided for activating the heat sensitive image forming dyes to provide the colored pictorial image of the card holder, the colored text and the machine readable digital code.

Title
Optical storage identification card and read/write system
Application Number
740889
Publication Number
4663518
Application Date
October 31, 1985
Publication Date
May 5, 1987
Inventor
Donald A McGowan
Stoneham
MA, US
Hugh R MacKenzie
Belmont
MA, US
Faramarz Faramarzpour
Sudbury
MA, US
Ernest W Ellis
Carlisle
MA, US
Alan L Borror
Andover
MA, US
Agent
Edward S Roman
Assignee
Polaroid Corporation
MA, US
IPC
G06K 7/10
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