Equipment unit with imperceptible information recorded...

Details Equipment unit with imperceptible information recorded... Equipment unit with imperceptible information recorded...

2006-03-07

2006-03-07

Grainger, Quana (Department: 2852)

Electrophotography

Diagnostics

Unit or part identification

Reexamination Certificate

active

07010236

ABSTRACT:
An equipment unit such as a toner cartridge detachably equipped to an image forming device has a product information related to the equipment unit recorded on the outer surface thereof using an organic pigment having infrared reflectiveness that cannot be observed normally with the naked eye.

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patent: WO 9724278 (1997-07-01), None

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