Light guide and image reading apparatus

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 10536603
APP PUB NO 20190379801A1
SERIAL NO

16319527

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An objective of the present disclosure is to obtain a light guide and an image reading apparatus capable of efficiently irradiating an object to be irradiated (1). The light guide and the image reading apparatus include a rod-shaped light guide main body (2) extending in the longitudinal direction, a first end face (3) that is an end face of the light guide main body (2) along the transverse direction, a light scattering pattern (5) that scatters light that enters from the first end face (3) and is guided inside the light guide main body (2), and a light emission surface portion (6) formed on the light guide main body along a longitudinal direction, the light emission surface portion (6) being a surface from which the light scattered at the light scattering pattern (5) is emitted to outside the light guide main body (2) after being reflected on a wall surface of the light guide main body (2).

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI ELECTRIC CORPORATION7-3 MARUNOUCHI 2-CHOME CHIYODA-KU TOKYO 100-8310

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kunishio, Hideki Chiyoda-ku, JP 5 56
Matsuzawa, Taku Chiyoda-ku, JP 16 51
Ohama, Daisuke Chiyoda-ku, JP 7 46
Shiraki, Toru Chiyoda-ku, JP 4 4

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