Image forming apparatus
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United States of America Patent
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Apr 2, 2019
Grant Date -
Jan 18, 2018
app pub date -
Jul 5, 2017
filing date -
Jul 13, 2016
priority date (Note) -
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Abstract
An image forming apparatus determines a toner density erroneous detection state based on a patch image density in patch detection auto toner replenishing and, when the toner density erroneous detection state is determined, offsets a target toner density by the amount of erroneous detection so that the actual toner density becomes a desired toner density.
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