Light scanning unit for use in image forming apparatus

Details Light scanning unit for use in image forming apparatus Light scanning unit for use in image forming apparatus

2006-01-31

2006-01-31

Tran, Huan (Department: 2861)

Incremental printing of symbolic information

Light or beam marking apparatus or processes

Scan of light

C347S250000, C347S243000, C347S244000, C347S258000, C347S259000

Reexamination Certificate

active

06992689

ABSTRACT:
A light scanning unit of the present invention can reduce the degree of variation in the quantity of light on a photosensitive body by a scanning position and can reduce a difference in density of an image which occurs at image formation.

REFERENCES:
patent: 6288819 (2001-09-01), Aoki et al.
patent: 6667757 (2003-12-01), Yamaguchi et al.
patent: 6700596 (2004-03-01), Ishihara
patent: 6839076 (2005-01-01), Yamaguchi
patent: 2003/0197778 (2003-10-01), Miura
patent: 2004/0190099 (2004-09-01), Yamaguchi
patent: 2000-028944 (2000-01-01), None
patent: 2000-028944 (2000-01-01), None
patent: 2002-328323 (2002-11-01), None
patent: 2002-328323 (2002-11-01), None
U.S. Appl. No. 10/879,999, filed Jun. 30, 2004, Yamaguchi.

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