The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 17, 2013

Filed:

Mar. 04, 2011
Applicant:

Yoshihiro Inagaki, Hachioji, JP;

Inventor:

Yoshihiro Inagaki, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical scanning device has a light source comprising a plurality of light emitting points arranged on a plane two-dimensionally; a deflector for deflecting beams emitted from the light emitting points in a main-scanning direction; a first optical system for directing the beams emitted from the light emitting points to the deflector; and a second optical system for directing the beams deflected by the deflector to a photosensitive member and for imaging the beams on a surface of the photosensitive member. The plurality of light emitting points are arranged in a parallelogram lattice composed of M by N lattice points, wherein M and N are integers equal to or greater than six, with none of the light emitting points allocated on central (M−4) by (N−4) lattice points.


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