Light source device, optical scanning apparatus, and image forming apparatus

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United States of America Patent

PATENT NO 9857722
SERIAL NO

15262962

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Importance

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Abstract

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A light source device includes a semiconductor laser configured to emit a laser beam, the semiconductor laser including a stem provided with a cut-away portion; and a holder member including a cylindrical portion configured to hold the semiconductor laser, wherein an inner surface of the cylindrical portion has a surface opposing the stem, and wherein the opposing surface includes a contact portion disposed at a position corresponding to the cut-away portion and contacting the stem and a spaced portion spaced from the stem.

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First Claim

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Obara, Mitsuhiro Suntou-gun, JP 17 59

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