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Browse by Category: Main > Information Technology
Class Information
Number: 347/232
Name: Incremental printing of symbolic information > Light or beam marking apparatus or processes > Scan of light > Multicolor
Description: Subject matter wherein the at least one writing beam varies in frequency to produce image having different colors on the record receiver.










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8654419 Image forming apparatus and image density detecting method Feb. 18, 2014
8594533 Scanning optical apparatus and image forming apparatus using the same Nov. 26, 2013
8525857 System and method to improve side 1 to side 2 image on paper magnification difference and IQ performance Sep. 3, 2013
8498021 Image processing apparatus and image forming apparatus configured to calculate a misregistration amount Jul. 30, 2013
8467101 Image forming apparatus for adjusting dot size Jun. 18, 2013
8462363 Faster monochrome printing for in-line electrophotographic color printers Jun. 11, 2013
8363296 Optical scanning device, image forming apparatus, mirror, housing, mirror attaching method, mirror arrangement adjusting device, and mirror arrangement adjusting method Jan. 29, 2013
8305631 Image processing to reduce image printing time based on image dimension and print pass thresholds of print apparatus Nov. 6, 2012
8305637 Image forming apparatus, positional deviation correction method, and recording medium storing positional deviation correction program Nov. 6, 2012
8294947 Image processing apparatus with front and back side reading units and method for correcting a color difference for a specific color Oct. 23, 2012
8289582 Optical beam scanning apparatus and digital writing apparatus Oct. 16, 2012
8284411 Faster monochrome printing for in-line electrophotographic color printers Oct. 9, 2012
8279491 Color image formation apparatus for forming a reference pattern with a plurality of lines having a black color as reference color and for correcting misalignment with respect to the reference Oct. 2, 2012
8253973 Method for accurately finding a physical location on an image bearing surface for toner images for optimal streak correction Aug. 28, 2012
8189027 Exposure unit, image forming apparatus and image forming method May. 29, 2012
8169657 Registration method using sensed image marks and digital realignment May. 1, 2012
8139245 Managing the processing of print data at printing devices based upon available consumable resources Mar. 20, 2012
8075084 Systems and methods for increasing or optimizing the optical contrast response of multiple colors Dec. 13, 2011
8077371 Optical beam scanning apparatus, optical beam scanning method and image forming apparatus Dec. 13, 2011
8040368 Image forming apparatus Oct. 18, 2011
8014051 Optical scanning device and image forming apparatus Sep. 6, 2011
7986334 Image forming apparatus, optical writing device, and optical writing method Jul. 26, 2011
7940421 Color image forming apparatus May. 10, 2011
7936368 Image forming method and image forming apparatus May. 3, 2011
7936494 Optical scanning device and image forming apparatus May. 3, 2011
7933034 Image data processing circuit and image forming apparatus having the same Apr. 26, 2011
7880760 Optical writing device and image forming apparatus Feb. 1, 2011
7876485 Light scanning unit and image forming apparatus using the same Jan. 25, 2011
7852366 System and method for printing reimageable transient documents Dec. 14, 2010
7840163 Position detecting device and image forming apparatus Nov. 23, 2010
7820370 Multicolor thermal imaging method and thermal imaging member for use therein Oct. 26, 2010
7804510 Imaging method for universal printers using an image-on-image process Sep. 28, 2010
7804759 Contactless optical writing apparatus Sep. 28, 2010
7777773 Image quality attributes tracking and preventive maintenance prediction Aug. 17, 2010
7760225 Image forming apparatus, optical writing device, and housing molding method providing simple structure Jul. 20, 2010
7755809 Laser scanning optical system and image forming apparatus Jul. 13, 2010
7661807 Ultraviolet rays emitter Feb. 16, 2010
7643190 Method for controlling image forming apparatus Jan. 5, 2010
7630100 Color image forming apparatus Dec. 8, 2009
7623282 Image forming apparatus Nov. 24, 2009
7619796 Optical scanning device and image forming apparatus Nov. 17, 2009
7589878 Optical scanning device and image forming apparatus Sep. 15, 2009
7586510 Image forming apparatus and image deviation correcting method Sep. 8, 2009
7561318 Optical scanning apparatus and image forming apparatus Jul. 14, 2009
7518771 Optical scanning device and image forming apparatus equipped with the same Apr. 14, 2009
7508563 Optical scanning device and image forming apparatus using the same Mar. 24, 2009
7499193 Image forming apparatus Mar. 3, 2009
7492381 Compensation of MPA polygon once around with exposure modulation Feb. 17, 2009
7471434 Optical scanning device and image forming apparatus Dec. 30, 2008
7457024 Image display device Nov. 25, 2008

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