US Patent 7474449 Optical multi-beam scanning device and image forming apparatus
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Patent abstract
It is an object of the present invention to provide an optical multi-beam scanning device and an image forming apparatus which adopt a horizontal synchronization sensor and can suppress displacement in a horizontal scanning direction even when latent images are written on a surface to be scanned by a plurality of light beams tilting with respect to the surface to be scanned.
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US Patent 07474449 Optical multi-beam scanning device and image forming apparatus US Patent 7474449 Optical multi-beam scanning device and image forming apparatus
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Patent Number
0747444900
Patent Number
747444900
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Patent Jurisdiction
Patent Number
074744490
Date of Patent
January 6, 2009
0Patent Application Number
121014050
Date Filed
April 11, 2008
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
074744490
Date of Patent
January 6, 2009
0Patent Application Number
121014050
Date Filed
April 11, 2008
0Official Website
Patent Primary Examiner
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US Patent 07474449 Optical multi-beam scanning device and image forming apparatus
Infobox
Is a
Patent jurisdiction
Patent number
07474449
Date of patent
January 6, 2009
Patent application number
12101405
Date Filed
April 11, 2008
Patent primary examiner
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