Image forming apparatus

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United States of America Patent

PATENT NO 8989605
APP PUB NO 20130330091A1
SERIAL NO

13911391

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Abstract

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An image forming apparatus includes a plurality of white reference plates, a plurality of measurement units configured to be arranged in positions opposed to the respective plurality of white reference plates, irradiate the white reference plates with light, and measure reflected light from the white reference plates, and a determination unit configured to determine an abnormality of the plurality of white reference plates by using respective measurement results measured by the plurality of measurement units.

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ino, Koichiro Tokyo, JP 10 40

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