IMAGE SENSOR UNIT AND IMAGE READING DEVICE

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20200014813A1
SERIAL NO

16575507

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An image sensor unit includes: a linear light source that illuminates a document with a light; a first erecting equal-magnification lens array and a second erecting equal-magnification lens array arranged in the stated order away from the document so as to receive a light reflected from the document and form an erecting equal-magnification image; a slit provided on an intermediate imaging plane between the first erecting equal-magnification lens array and the second erecting equal-magnification lens array; a diffraction grating that disperses a light output from the second erecting equal-magnification lens array; and a linear image sensor that receives a light dispersed by the diffraction grating.

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Patent Owner(s)

Patent OwnerAddress
NIPPON SHEET GLASS COMPANY LIMITEDTOKYO 108-6321

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kusaka, Satoru Tokyo, JP 8 42
TSUNETOMO, Keiji Sagamihara, JP 64 479

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