Fluorescent ink detector

Details Fluorescent ink detector Fluorescent ink detector

2004-08-30

2008-10-21

Luu, Matthew (Department: 2861)

Incremental printing of symbolic information

Ink jet

Controller

C347S002000, C347S100000

Reexamination Certificate

active

07438378

ABSTRACT:
A printer luminescent ink sensor for a printing device including a radiant energy source; and a photodetector located downstream from a print head of the printing device. The photodetector is adapted to detect luminescent energy from an indicium printed by the print head, upon exposure to radiant energy from the radiant energy source, substantially immediately after the indicium is printed.

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