Method of informing a user of end of life of a consumable for an ink jet printer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7258411
APP PUB NO 20050195237A1
SERIAL NO

11122399

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method informs a user of an ink jet printer of the end of life of a consumable. The consumable supplies ink to a printhead having a plurality of ink ejection nozzles and an associated plurality of ink jetting actuators, each of the plurality of ink jetting actuators being addressable. The printhead includes a plurality of address lines for facilitating selection of one or more of the plurality of ink jetting actuators. The method includes the steps of defining a notice threshold that is associated with a corresponding amount of ink remaining in the consumable; providing control logic for selectively controlling the plurality of address lines; determining whether the amount of ink remaining in the consumable has reached the notice threshold; and upon reaching the notice threshold, reducing an image density of images formed by the printhead by selectively disabling at least one of the plurality of address lines.

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Patent Owner(s)

  • FUNAI ELECTRIC CO., LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anderson, Frank Edward Sadieville, KY 59 754
Parish, George Keith Winchester, KY 48 1008
Strunk, Timothy Lexington, KY 7 64
Zbrozek, John Dennis Lexington, KY 9 155

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